MDB / MongoDB, Inc. - SEC-Einreichungen, Jahresbericht, Proxy Statement

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 30, 2026 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

February 27, 2026 Cedric Pech Re: Terms of Separation This letter confirms the agreement (“Agreement”) between you and MongoDB Switzerland GmbH (the “Company”) concerning the terms of your separation on April 15, 2026 and offers you what we discussed

mdb-43026xxex101separati February 27, 2026 Cedric Pech Re: Terms of Separation This letter confirms the agreement (“Agreement”) between you and MongoDB Switzerland GmbH (the “Company”) concerning the terms of your separation on April 15, 2026 and offers you what we discussed in exchange for a general release of claims and covenant not to sue.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 28, 2026 MONGODB, INC. (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 28, 2026 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number)

MongoDB, Inc. Announces First Quarter Fiscal 2027 Financial Results First quarter fiscal 2027 total revenue of $687.6 million, up 25% year-over-year Atlas revenue up more than 29% year-over-year in the first quarter fiscal 2027 EA & other revenue up

Exhibit 99.1 MongoDB, Inc. Announces First Quarter Fiscal 2027 Financial Results First quarter fiscal 2027 total revenue of $687.6 million, up 25% year-over-year Atlas revenue up more than 29% year-over-year in the first quarter fiscal 2027 EA & other revenue up more than 13% year-over-year in the first quarter fiscal 2027 Raising full-year fiscal 2027 guidance driven mainly by strength in Atlas N

Annual Report 2026 Guided by our core values Think big, go far Build together Embrace the power of differences Make it matter Be intellectually honest Own what you do MongoDB, Inc. 1633 Broadway, 38th Floor New York, New York 10019 Notice of Annual M

ars Annual Report 2026 Guided by our core values Think big, go far Build together Embrace the power of differences Make it matter Be intellectually honest Own what you do MongoDB, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

Exhibit 10.3 MONGODB, INC. RESTRICTED STOCK UNIT GRANT NOTICE (INTERNATIONAL) (2016 EQUITY INCENTIVE PLAN) MongoDB, Inc. (the “Company”), pursuant to its 2016 Equity Incentive Plan (the “Plan”), hereby awards to Participant a Restricted Stock Unit Aw

mdb-13126x10kxex103rsu Exhibit 10.3 MONGODB, INC. RESTRICTED STOCK UNIT GRANT NOTICE (INTERNATIONAL) (2016 EQUITY INCENTIVE PLAN) MongoDB, Inc. (the “Company”), pursuant to its 2016 Equity Incentive Plan (the “Plan”), hereby awards to Participant a Restricted Stock Unit Award for the number of shares of the Company’s Common Stock (“Restricted Stock Units”) set forth below (the “Award”). The Award

Registration No. 333- As filed with the U.S. Securities and Exchange Commission on March 11, 2026 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT THE SECURITIES ACT OF 1933 MongoDB, Inc. (Exact

Registration No. 333- As filed with the U.S. Securities and Exchange Commission on March 11, 2026 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 MongoDB, Inc. (Exact name of Registrant as specified in its charter) Delaware 26-1463205 (State or other jurisdiction of Incorporation or organization) (I.R.S. Emplo

Exhibit 19.1 MONGODB, INC. INSIDER TRADING POLICY APPROVED BY THE BOARD OF DIRECTORS SEPTEMBER 20, 2017 (AS AMENDED, EFFECTIVE DECEMBER 12, 2025) INTRODUCTION During the course of your relationship with MongoDB, Inc. (“MongoDB”), you may receive impo

mdb-13126xxex191insidert Exhibit 19.1 MONGODB, INC. INSIDER TRADING POLICY APPROVED BY THE BOARD OF DIRECTORS SEPTEMBER 20, 2017 (AS AMENDED, EFFECTIVE DECEMBER 12, 2025) INTRODUCTION During the course of your relationship with MongoDB, Inc. (“MongoDB”), you may receive important information that is not yet publicly available (“inside information” or “material nonpublic information”) about MongoDB

Calculation of Filing Fee Tables Form S-8 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter)

Exhibit 107 Calculation of Filing Fee Tables Form S-8 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Security Type Security Class Title Fee Calculation Rule Amount Registered(1) Proposed Maximum Offering Price Per Share Maximum Aggregate Offering Price (2) Fee Rate Amount of Registration Fee Equity Common stock, par value $0.001 per share Other 4,164,624 $251.60 $1,047,819,39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended January 31, 2026 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Exhibit 10.15 1 MongoDB, Inc. Performance-Based Restricted Stock Unit Grant Notice (International) (2016 Equity Incentive Plan) MongoDB, Inc. (the “Company”), pursuant to its 2016 Equity Incentive Plan (the “Plan”), hereby awards to Participant a Per

mdb-13126x10kxex1015psu Exhibit 10.15 1 MongoDB, Inc. Performance-Based Restricted Stock Unit Grant Notice (International) (2016 Equity Incentive Plan) MongoDB, Inc. (the “Company”), pursuant to its 2016 Equity Incentive Plan (the “Plan”), hereby awards to Participant a Performance- Based Restricted Stock Unit Award for the number of shares of the Company’s Common Stock (“Restricted Stock Units”)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 2, 2026 MONGODB, INC. (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 2, 2026 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

MongoDB, Inc. Announces Fourth Quarter Fiscal 2026 Financial Results Fourth Quarter Fiscal 2026 Total Revenue of $695.1 million, up 27% year-over-year Full Year Fiscal 2026 Total Revenue of $2.46 billion, up 23% year-over-year Atlas Revenue up 29% ye

Exhibit 99.1 MongoDB, Inc. Announces Fourth Quarter Fiscal 2026 Financial Results Fourth Quarter Fiscal 2026 Total Revenue of $695.1 million, up 27% year-over-year Full Year Fiscal 2026 Total Revenue of $2.46 billion, up 23% year-over-year Atlas Revenue up 29% year-over-year in the Fourth Quarter and Full Year Fiscal 2026 Added 2,700 Customers, with Over 65,200 Total Customers as of January 31, 20

Exhibit 3.1 AMENDED AND RESTATED BYLAWS OF MONGODB, INC. (A DELAWARE CORPORATION) Exhibit 3.1 Table of Contents Page ARTICLE I OFFICES 1 Section 1. Registered Office 1 Section 2. Other Offices 1 ARTICLE II CORPORATE SEAL 1 Section 3. Corporate Seal 1

amendedandrestatedbylaws Exhibit 3.1 AMENDED AND RESTATED BYLAWS OF MONGODB, INC. (A DELAWARE CORPORATION) Exhibit 3.1 Table of Contents Page ARTICLE I OFFICES 1 Section 1. Registered Office 1 Section 2. Other Offices 1 ARTICLE II CORPORATE SEAL 1 Section 3. Corporate Seal 1 ARTICLE III STOCKHOLDERS’ MEETINGS 1 Section 4. Place Of Meetings 1 Section 5. Annual Meetings 1 Section 6. Special Meetings

n the Company and Chirantan J. Desai

a2025-10x29xex102offerle October 29, 2025 Chirantan J. Desai [via email] Dear CJ, MongoDB,Inc.(the“Company”)isdelightedtoconfirmouremploymentofferforthepositionofPresidentandChief Executive Officer to bebasedinourNewYorkandPaloAltooffices(withtraveltootherofficesfromtimetotime), reportingtotheCompany’sBoardofDirectors(the“Board”). Youwill alsobeappointedtotheCompany’sBoardas an executive member of

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended October 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

dated October 29, 2025

advisoryservicesagreemen PRIVILEGED & CONFIDENTIAL October 29, 2025 Dev Ittycheria Re: Advisory Services to MongoDB, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 1, 2025 MONGODB, INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 1, 2025 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File N

Exhibit 99.1 MongoDB, Inc. Announces Third Quarter Fiscal 2026 Financial Results Atlas Revenue up 30% year-over-year; 75% of Total Q3 Revenue Third Quarter Fiscal 2026 Total Revenue of $628.3 million, up 19% year-over-year Added 2,600 Customers, with

a8-kaexhibit991revised Exhibit 99.1 MongoDB, Inc. Announces Third Quarter Fiscal 2026 Financial Results Atlas Revenue up 30% year-over-year; 75% of Total Q3 Revenue Third Quarter Fiscal 2026 Total Revenue of $628.3 million, up 19% year-over-year Added 2,600 Customers, with Over 62,500 Total Customers as of October 31, 2025 NEW YORK - December 1, 2025 (revised) - MongoDB, Inc. (NASDAQ: MDB) today a

MongoDB, Inc. Announces Third Quarter Fiscal 2026 Financial Results Atlas Revenue up 30% year-over-year; 75% of Total Q3 Revenue Third Quarter Fiscal 2026 Total Revenue of $628.3 million, up 19% year-over-year Added 2,600 Customers, with Over 62,500

Exhibit 99.1 MongoDB, Inc. Announces Third Quarter Fiscal 2026 Financial Results Atlas Revenue up 30% year-over-year; 75% of Total Q3 Revenue Third Quarter Fiscal 2026 Total Revenue of $628.3 million, up 19% year-over-year Added 2,600 Customers, with Over 62,500 Total Customers as of October 31, 2025 NEW YORK - December 1, 2025 - MongoDB, Inc. (NASDAQ: MDB) today announced its financial results fo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 1, 2025 MONGODB, INC. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 1, 2025 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Num

MongoDB Announces Leadership Transition Chirantan “CJ” Desai Appointed President and Chief Executive Officer Dev Ittycheria to Remain on the Board of Directors Q3 FY26 Results Expected Above the High-End of Guidance Ranges Driven by Strength in Atlas

a2025-11x03xpressrelease MongoDB Announces Leadership Transition Chirantan “CJ” Desai Appointed President and Chief Executive Officer Dev Ittycheria to Remain on the Board of Directors Q3 FY26 Results Expected Above the High-End of Guidance Ranges Driven by Strength in Atlas NEW YORK, November 3, 2025 - MongoDB, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 29, 2025 MONGODB, INC. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 29, 2025 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Num

144

144 0001638728 XXXXXXXX LIVE 0001441816 MONGODB, INC. 001-38240 1633 Broadway, 38th Floor New York NY 10019 6467274092 PETER THOMAS KILLALEA Director Common Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004 20000 6471800.00 81356893 09/23/2025 NASDAQ Common 09/23/2025 Exercise of Stock Options Issuer N 20000 09/23/2025 Cash Y 09/23/2025 06/24

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144 0001237858 XXXXXXXX LIVE 0001441816 MongoDB, Inc. 001-38240 1633 BROADWAY 38TH FLOOR NEW YORK NY 10019 866-237-8815 MERRIMAN DWIGHT A Director Common Wells Fargo Clearing Services One North Jefferson Avenue St. Louis MO 63103 31000 9926572.84 81356893 09/19/2025 NASDAQ Common 10/18/2017 Founders Shares Issuer N 31000 10/18/2017 N/A N Dwight Merriman 1633 Broadway, 38th Floor New York NY 10019

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 17, 2025 MONGODB, INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 17, 2025 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File N

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144 0001392352 XXXXXXXX LIVE 0001441816 MONGODB, INC. 001-38240 1633 Broadway, 38th floor New York NY 10019 646-727-4092 HOPE COCHRAN Director Common Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004 1174 384989.82 81356893 09/17/2025 NASDAQ Common 09/17/2025 Stock Option Exercise ISSUER N 1174 09/17/2025 Cash Y 09/17/2025 09/10/2024 /s/ Hope

Sept 17, 2025 Investor Day Safe Harbor This presentation and the accompanying oral presentation have been prepared by MongoDB, Inc. (“MongoDB” or the “company”) for informational purposes only and not for any other purpose. Nothing contained in this

main-investorday2025pres Sept 17, 2025 Investor Day Safe Harbor This presentation and the accompanying oral presentation have been prepared by MongoDB, Inc.

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144 0001719887 XXXXXXXX LIVE 0001441816 MONGODB, INC. 001-38240 1633 Broadway, 38th floor New York NY 10019 646-727-4092 THOMAS BULL Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004 1000 326250.00 81356893 09/08/2025 NASDAQ Common 04/01/2022 Restricted Stock ISSUER N 191 04/01/2022 Not Applicable Common 01/01/2021 Restricted S

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144 0001339247 XXXXXXXX LIVE 0001441816 MongoDB, Inc. 001-38240 1633 Broadway, 38th Floor New York NY 10019 6467274092 CHARLES M HAZARD JR. Director Common Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004 3332 1051612.52 81356893 09/02/2025 NASDAQ Common 10/01/2009 VC Investment Issuer N 3332 10/01/2009 Cash N 10b5-1 Sales for CHARLES M HAZA

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144 0001339247 XXXXXXXX LIVE 0001441816 MongoDB, Inc. 001-38240 1633 Broadway, 38th Floor New York NY 10019 6467274092 The Narragansett Bay Childrens TR Director COMMON Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004 664 209565.04 81356893 09/02/2025 NASDAQ Common 10/01/2009 VC Investment Issuer N 664 10/01/2009 Cash N 10b5-1 Sales for CHAR

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144 0001339247 XXXXXXXX LIVE 0001441816 MongoDB, Inc. 001-38240 1633 Broadway, 38th Floor New York NY 10019 6467274092 CHARLES M HAZARD JR. Director Common Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004 6668 1971727.60 81356893 08/28/2025 NASDAQ Common 10/01/2009 VC Investment Issuer N 6668 10/01/2009 Cash Y The securities to be sold were

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144 0001339247 XXXXXXXX LIVE 0001441816 MongoDB, Inc. 001-38240 1633 Broadway, 38th Floor New York NY 10019 6467274092 The Narragansett Bay Childrens TR Director COMMON Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004 1336 395055.20 81356893 08/28/2025 NASDAQ Common 10/01/2009 VC investment Issuer N 1336 10/01/2009 Cash Y The securities to b

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144 0001397383 XXXXXXXX LIVE 0001441816 MongoDB, Inc. 001-38240 1633 BROADWAY 38TH FLOOR NEW YORK NY 10019 866-237-8815 Ittycheria Dev Officer Common Merrill Lynch Pierce Fenner & Smith 100 Federal St 12th Fl Boston MA 02110 33320 10038720.43 81714313 08/28/2025 NASDAQ Common 10/01/2021 Restricted Stock Unit MongoDB Inc N 1165 10/01/2021 Cash Common 01/01/2022 Restricted Stock Unit MongoDB Inc N 1

CERTIFICATE OF AMENDMENT OF THE AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF MONGODB, INC.

EXHIBIT 3.1.2 CERTIFICATE OF AMENDMENT OF THE AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF MONGODB, INC. July 18, 2025 Pursuant to Section 242 of the General Corporation Law of the State of Delaware * * * * * MongoDB, Inc., a Delaware corporation (hereinafter called the “Corporation”), does hereby certify as follows: 1.The title of Article VI of the Corporation’s Amended and Restated Certi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 26, 2025 MONGODB, INC. (Ex

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 26, 2025 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Numb

MongoDB, Inc. Announces Second Quarter Fiscal 2026 Financial Results Second Quarter Fiscal 2026 Total Revenue of $591.4 million, up 24% year-over-year MongoDB Atlas Revenue up 29% year-over-year; 74% of Total Q2 Revenue Added 2,800 Customers, with Ov

Exhibit 99.1 MongoDB, Inc. Announces Second Quarter Fiscal 2026 Financial Results Second Quarter Fiscal 2026 Total Revenue of $591.4 million, up 24% year-over-year MongoDB Atlas Revenue up 29% year-over-year; 74% of Total Q2 Revenue Added 2,800 Customers, with Over 59,900 Total Customers as of July 31, 2025 NEW YORK - August 26, 2025 - MongoDB, Inc. (NASDAQ: MDB) today announced its financial resu

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 30, 2025 MONGODB, INC. (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 30, 2025 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

MongoDB, Inc. Announces First Quarter Fiscal 2026 Financial Results First Quarter Fiscal 2026 Total Revenue of $549.0 million, up 22% year-over-year Added 2,600 Customers, with Over 57,100 Total Customers as of April 30, 2025 MongoDB Atlas Revenue up

Exhibit 99.1 MongoDB, Inc. Announces First Quarter Fiscal 2026 Financial Results First Quarter Fiscal 2026 Total Revenue of $549.0 million, up 22% year-over-year Added 2,600 Customers, with Over 57,100 Total Customers as of April 30, 2025 MongoDB Atlas Revenue up 26% year-over-year; 72% of Total Q1 Revenue Additional Share Repurchase Authorization of $800 million, bringing Total Buyback Authorizat

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Offer Letter, dated April 14, 2025, by and between the Registrant and Michael Berry

Exhibit 10.1 April 14, 2025 Mike Berry [via email] Dear Mike, MongoDB, Inc. (the “Company”) is delighted to confirm our employment offer for the position of Chief Financial Officer to be based from your Texas home office (with travel to our headquarters and other locations from time to time at the Company’s expense (including but not limited to expenses related to airfare, ground transportation, h

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 4, 2025 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number)

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

MongoDB, Inc. Announces Mike Berry as Chief Financial Officer Berry joins MongoDB with more than three decades of expertise in software and cloud businesses

Exhibit 99.1 MongoDB, Inc. Announces Mike Berry as Chief Financial Officer Berry joins MongoDB with more than three decades of expertise in software and cloud businesses New York City, New York – April 28, 2025 – MongoDB, Inc. (NASDAQ: MDB) today announced the appointment of Mike Berry as Chief Financial Officer, effective May 27, 2025. Berry will lead MongoDB’s accounting, FP&A, treasury and inve

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 28, 2025 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 21, 2025 MONGODB, INC. (Exa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 21, 2025 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

Advisory Services to MongoDB, Inc., dated January 31, 2025, by and between MongoDB, Inc. and Michael Gordon

Exhibit 10.20 January 31, 2025 Michael Gordon Re: Advisory Services to MongoDB, Inc. Dear Mr. Gordon: This letter agreement is to confirm our understanding with respect to your role as an advisor to MongoDB, Inc. (“MongoDB”). MongoDB looks forward to a continued mutually beneficial association with you on the following terms, which are hereby made effective as of February 1, 2025, the date followi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended January 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Insider Trading Policy

Exhibit 19.1 MongoDB, Inc. Insider Trading Policy Approved By The Board Of Directors September 20, 2017 Introduction During the course of your relationship with MongoDB, Inc. (“MongoDB”), you may receive important information that is not yet publicly available (“inside information” or “material nonpublic information”) about MongoDB or other publicly traded companies that MongoDB has business relat

Registration No. 333- As filed with the U.S. Securities and Exchange Commission on March 21, 2025 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT THE SECURITIES ACT OF 1933 MongoDB, Inc. (Exact

Registration No. 333- As filed with the U.S. Securities and Exchange Commission on March 21, 2025 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 MongoDB, Inc. (Exact name of Registrant as specified in its charter) Delaware 26-1463205 (State or other jurisdiction of Incorporation or organization) (I.R.S. Emplo

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-8 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Security Type Security Class Title Fee Calculation Rule Amount Registered(1) Proposed Maximum Offering Price Per Share Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee(2)(3) Equity Class A common stock, par value $0.001 per share 457 (h) 4,023,391 (4) $188.

MongoDB, Inc. Announces Fourth Quarter and Full Year Fiscal 2025 Financial Results Fourth Quarter Fiscal 2025 Total Revenue of $548.4 million, up 20% Year-over-Year Full Year Fiscal 2025 Total Revenue of $2.01 billion, up 19% Year-over-Year Continued

Exhibit 99.1 MongoDB, Inc. Announces Fourth Quarter and Full Year Fiscal 2025 Financial Results Fourth Quarter Fiscal 2025 Total Revenue of $548.4 million, up 20% Year-over-Year Full Year Fiscal 2025 Total Revenue of $2.01 billion, up 19% Year-over-Year Continued Strong Customer Growth with Over 54,500 Customers as of January 31, 2025 MongoDB Atlas Revenue up 24% Year-over-Year; 71% of Total Q4 Re

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 5, 2025 MONGODB, INC. (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 5, 2025 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 24, 2025 MONGODB, INC. (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 24, 2025 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Nu

MongoDB Announces Acquisition of Voyage AI to Enable Organizations to Build Trustworthy AI Applications MongoDB to integrate Voyage AI’s industry-leading embedding and reranking models, delivering highly accurate and relevant information retrieval to

Exhibit 99.1 MongoDB Announces Acquisition of Voyage AI to Enable Organizations to Build Trustworthy AI Applications MongoDB to integrate Voyage AI’s industry-leading embedding and reranking models, delivering highly accurate and relevant information retrieval to power sophisticated AI use cases NEW YORK—Feb. 24, 2025—MongoDB, Inc. (NASDAQ: MDB), the leading database for modern applications, today

EX-99

Exhibit 99 Pursuant to the instructions in Item 7 of Schedule 13G, the following table lists the identity and Item 3 classification, if applicable, of each relevant entity that beneficially owns shares of the security class being reported on this Schedule 13G.

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 1, 2025 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Num

Unregistered Sales of Equity Securities, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 16, 2024 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Nu

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended October 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 9, 2024 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Num

MongoDB, Inc. Announces Third Quarter Fiscal 2025 Financial Results Third Quarter Fiscal 2025 Total Revenue of $529.4 million, up 22% Year-over-Year Continued Strong Customer Growth with Over 52,600 Customers as of October 31, 2024 MongoDB Atlas Reve

Exhibit 99.1 MongoDB, Inc. Announces Third Quarter Fiscal 2025 Financial Results Third Quarter Fiscal 2025 Total Revenue of $529.4 million, up 22% Year-over-Year Continued Strong Customer Growth with Over 52,600 Customers as of October 31, 2024 MongoDB Atlas Revenue up 26% Year-over-Year; 68% of Total Q3 Revenue NEW YORK - December 9, 2024 - MongoDB, Inc. (NASDAQ: MDB) today announced its financia

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 14, 2024 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Nu

Amended and Restated Bylaws of Registrant

Exhibit 3.1 AMENDED AND RESTATED BYLAWS OF MONGODB, INC. (A DELAWARE CORPORATION) —————————————————————————————————————————————— Table of Contents Page ARTICLE I OFFICES 1 Section 1. Registered Office 1 Section 2. Other Offices 1 ARTICLE II CORPORATE SEAL 1 Section 3. Corporate Seal 1 ARTICLE III STOCKHOLDERS’ MEETINGS 1 Section 4. Place Of Meetings 1 Section 5. Annual Meetings 1 Section 6. Specia

MDB / MongoDB, Inc. / PRUDENTIAL FINANCIAL INC Passive Investment

SC 13G/A 1 finalmongodb.htm DOCUMENT TYPE SC 13G/A TEXT SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Amendment # 1 Name of Issuer: MONGODB INC Title of Class of Securities: Common Stock CUSIP Number: 60937P106 1) NAME AND I.R.S. IDENTIFICATION NO. OF REPORTING PERSON Prudential Financial, Inc. 22-3703799 2.) MEMBER OF A GROUP: (a)

MDB / MongoDB, Inc. / JENNISON ASSOCIATES LLC - MDB09302024 13G/A Passive Investment

SC 13G/A 1 MDB09302024.txt MDB09302024 13G/A Securities and Exchange Commission Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* September 30, 2024 (Date of event which requires filing of this statement) Check the appropriate box to designate the rule pursuant to which this schedule is filed: (X) Rule 13d-1(b) ( ) Rule 13d-1(c) ( ) Rule 13d-1(d) Name

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 16, 2024 MONGODB, INC. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 16, 2024 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Num

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 29, 2024 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Numb

MongoDB, Inc. Announces Second Quarter Fiscal 2025 Financial Results Second Quarter Fiscal 2025 Total Revenue of $478.1 million, up 13% Year-over-Year Continued Strong Customer Growth with Over 50,700 Customers as of July 31, 2024 MongoDB Atlas Reven

Exhibit 99.1 MongoDB, Inc. Announces Second Quarter Fiscal 2025 Financial Results Second Quarter Fiscal 2025 Total Revenue of $478.1 million, up 13% Year-over-Year Continued Strong Customer Growth with Over 50,700 Customers as of July 31, 2024 MongoDB Atlas Revenue up 27% Year-over-Year; 71% of Total Q2 Revenue NEW YORK - August 29, 2024 - MongoDB, Inc. (NASDAQ: MDB) today announced its financial

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 25, 2024 MONGODB, INC. (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 25, 2024 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 30, 2024 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number)

MongoDB, Inc. Announces First Quarter Fiscal 2025 Financial Results First Quarter Fiscal 2025 Total Revenue of $450.6 million, up 22% Year-over-Year Continued Strong Customer Growth with Over 49,200 Customers as of April 30, 2024 MongoDB Atlas Revenu

Exhibit 99.1 MongoDB, Inc. Announces First Quarter Fiscal 2025 Financial Results First Quarter Fiscal 2025 Total Revenue of $450.6 million, up 22% Year-over-Year Continued Strong Customer Growth with Over 49,200 Customers as of April 30, 2024 MongoDB Atlas Revenue up 32% Year-over-Year; 70% of Total Q1 Revenue NEW YORK - May 30, 2024 - MongoDB, Inc. (NASDAQ: MDB) today announced its financial resu

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

ARS

Annual Report 2024Build the next big thingCV:8?R( -2//:gdVYlVn(/4i]addg FZlQdg(FZlQdg-,,-5 DcXRTU7dPCTTcXVUIcRWSTab J8TTSdT,/,*,.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended January 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Financial Restatement Compensation Recoupment Policy

MONGODB, INC. FINANCIAL RESTATEMENT COMPENSATION RECOUPMENT POLICY This MongoDB, Inc. Financial Restatement Compensation Recoupment Policy (“Policy”) has been adopted by the Compensation Committee of the Board of Directors (the “Board”) of MongoDB, Inc. (the “Company”) on May 24, 2023. This Policy provides for the recoupment of certain executive compensation in the event of an accounting restateme

Form of Performance-Based Restricted Stock Unit Award Agreement

Exhibit 10.19 MongoDB, Inc. Performance-Based Restricted Stock Unit Grant Notice (International) (2016 Equity Incentive Plan) MongoDB, Inc. (the “Company”), pursuant to its 2016 Equity Incentive Plan (the “Plan”), hereby awards to Participant a Performance-Based Restricted Stock Unit Award for the number of shares of the Company’s Common Stock (“Restricted Stock Units”) set forth below (the “Award

Registration No. 333- As filed with the U.S. Securities and Exchange Commission on March 15, 2024 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT THE SECURITIES ACT OF 1933 MongoDB, Inc. (Exact

Registration No. 333- As filed with the U.S. Securities and Exchange Commission on March 15, 2024 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 MongoDB, Inc. (Exact name of Registrant as specified in its charter) Delaware 26-1463205 (State or other jurisdiction of Incorporation or organization) (I.R.S. Emplo

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-8 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Security Type Security Class Title Fee Calculation Rule Amount Registered(1) Proposed Maximum Offering Price Per Share Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee(6) Equity Class A common stock, par value $0.001 per share 457(h) 3,638,422(2) $373.33 (4

Subsidiaries of the Registrant

Exhibit 21.1 List of Subsidiaries of MongoDB, Inc. Name of Subsidiary Jurisdiction MongoDB Limited Ireland

Description of Registered Securities

Exhibit 4.7 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 As of January 31, 2024, MongoDB, Inc. had one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended, or the Exchange Act: our Class A common stock, $0.001 par value per share. References herein to the terms “we,” “our” and “us”

MongoDB, Inc. Announces Fourth Quarter and Full Year Fiscal 2024 Financial Results Fourth Quarter Fiscal 2024 Total Revenue of $458.0 million, up 27% Year-over-Year Full Year Fiscal 2024 Total Revenue of $1.68 billion, up 31% Year-over-Year Continued

Exhibit 99.1 MongoDB, Inc. Announces Fourth Quarter and Full Year Fiscal 2024 Financial Results Fourth Quarter Fiscal 2024 Total Revenue of $458.0 million, up 27% Year-over-Year Full Year Fiscal 2024 Total Revenue of $1.68 billion, up 31% Year-over-Year Continued Strong Customer Growth with Over 47,800 Customers as of January 31, 2024 MongoDB Atlas Revenue up 34% Year-over-Year; 68% of Total Q4 Re

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 7, 2024 MONGODB, INC. (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 7, 2024 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

MDB / MongoDB, Inc. / PRICE T ROWE ASSOCIATES INC /MD/ Passive Investment

SC 13G/A 1 mdb13gadec23.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5) MONGODB INC (Name of Issuer) COMMON STOCK (Title of Class of Securities) 60937P106 (CUSIP NUMBER) December 31, 2023 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to

MDB / MongoDB, Inc. / PRUDENTIAL FINANCIAL INC Passive Investment

13G HTML File DOCUMENT TYPE SC 13G TEXT SECURITIES AND EXCHANGE COMMISSION Washington, D.

MDB / MongoDB, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01480-mongodbincclassa.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 6)* Name of issuer: MongoDB, Inc. Class A Title of Class of Securities: Common Stock CUSIP Number: 60937P106 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to desig

MDB / MongoDB, Inc. / FMR LLC Passive Investment

SC 13G/A 1 filing.txt SCHEDULE 13G Amendment No.8 MONGODB INC COMMON STOCK Cusip #60937P106 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [x] Rule 13d-1(b) [ ] Rule 13d-1(c) [ ] Rule 13d-1(d) Cusip #60937P106 Item 1: Reporting Person - FMR LLC Item 2: (a) [ ] (b) [ ] Item 4: Delaware Item 5: 4,939,506 Item 6: 0 Item 7: 5,136,014 Item 8: 0 Item 9: 5,136,0

MDB / MongoDB, Inc. / JENNISON ASSOCIATES LLC Passive Investment

Securities and Exchange Commission Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No. 0)* December 31, 2023 (Date of event which requires filing of this statement) Check the appropriate box to designate the rule pursuant to which this schedule is filed: (X) Rule 13d-1(b) ( ) Rule 13d-1(c) ( ) Rule 13d-1(d) Name of Issuer: MongoDB, Inc. Title of Class of Se

MDB / MongoDB, Inc. / BlackRock Inc. Passive Investment

us60937p1066012524.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 3) MONGODB INC - (Name of Issuer) Common Stock - (Title of Class of Securities) 60937P106 - (CUSIP Number) December 31, 2023 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which

MDB / MongoDB Inc - Class A / PRICE T ROWE ASSOCIATES INC /MD/ Passive Investment

SC 13G/A 1 mdb13ganov23.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4) MONGODB INC (Name of Issuer) COMMON STOCK (Title of Class of Securities) 60937P106 (CUSIP NUMBER) November 30, 2023 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended October 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

MongoDB, Inc. Announces Third Quarter Fiscal 2024 Financial Results Third Quarter Fiscal 2024 Total Revenue of $432.9 million, up 30% Year-over-Year Continued Strong Customer Growth with Over 46,400 Customers as of October 31, 2023 MongoDB Atlas Reve

Exhibit 99.1 MongoDB, Inc. Announces Third Quarter Fiscal 2024 Financial Results Third Quarter Fiscal 2024 Total Revenue of $432.9 million, up 30% Year-over-Year Continued Strong Customer Growth with Over 46,400 Customers as of October 31, 2023 MongoDB Atlas Revenue up 36% Year-over-Year; 66% of Total Q3 Revenue NEW YORK - December 5, 2023 - MongoDB, Inc. (NASDAQ: MDB) today announced its financia

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 5, 2023 MONGODB, INC. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 5, 2023 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Num

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Separation Agreement, dated June 27, 2023, by and between the Registrant and Mark Porter

June 27, 2023 Mark Porter [via email] Re: Terms of Separation This letter confirms the agreement (“Agreement”) between you and MongoDB, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 31, 2023 MONGODB, INC. (Ex

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 31, 2023 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Numb

MongoDB, Inc. Announces Second Quarter Fiscal 2024 Financial Results Second Quarter Fiscal 2024 Total Revenue of $423.8 million, up 40% Year-over-Year Continued Strong Customer Growth with Over 45,000 Customers as of July 31, 2023 MongoDB Atlas Reven

Exhibit 99.1 MongoDB, Inc. Announces Second Quarter Fiscal 2024 Financial Results Second Quarter Fiscal 2024 Total Revenue of $423.8 million, up 40% Year-over-Year Continued Strong Customer Growth with Over 45,000 Customers as of July 31, 2023 MongoDB Atlas Revenue up 38% Year-over-Year; 63% of Total Q2 Revenue NEW YORK - August 31, 2023 - MongoDB, Inc. (NASDAQ: MDB) today announced its financial

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 27, 2023 MONGODB, INC. (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 27, 2023 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 27, 2023 MONGODB, INC. (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 27, 2023 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

Addendum to Employment Agreement, dated February 22, 2023, by and between the Registrant and Mark Porter

Employment Agreement Addendum February 22, 2023 Mark Porter [via email] THIS ADDENDUM TO EMPLOYMENT AGREEMENT (the “Addendum”) is made and entered into as of the date written above by and between Mark Porter and MongoDB, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

MongoDB, Inc. Announces First Quarter Fiscal 2024 Financial Results First Quarter Fiscal 2024 Total Revenue of $368.3 million, up 29% Year-over-Year Continued Strong Customer Growth with Over 43,100 Customers as of April 30, 2023 MongoDB Atlas Revenu

Exhibit 99.1 MongoDB, Inc. Announces First Quarter Fiscal 2024 Financial Results First Quarter Fiscal 2024 Total Revenue of $368.3 million, up 29% Year-over-Year Continued Strong Customer Growth with Over 43,100 Customers as of April 30, 2023 MongoDB Atlas Revenue up 40% Year-over-Year; 65% of Total Q1 Revenue NEW YORK - June 1, 2023 - MongoDB, Inc. (NASDAQ: MDB) today announced its financial resu

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 1, 2023 MONGODB, INC. (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 1, 2023 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

ARS

Annual Report 2023Build the next big thing MongoDB, Inc. 1633 Broadway, 38th Floor New York, New York 10019 Notice of Annual Meeting of Stockholders To Be Held on June 27, 2023 at 10:00 a.m. Eastern Time To the Stockholders of MongoDB, Inc.: On behalf of our board of directors, it is our pleasure to invite you to attend the 2023 annual meeting of stockholders of MongoDB, Inc., a Delaware corporati

MDB / MongoDB Inc - Class A / PRICE T ROWE ASSOCIATES INC /MD/ Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3) MONGODB INC (Name of Issuer) COMMON STOCK (Title of Class of Securities) 60937P106 (CUSIP NUMBER) March 31, 2023 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to which this Schedule is filed: [

Calculation of Filing Fee Tables Form S-8 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter)

Exhibit 107 Calculation of Filing Fee Tables Form S-8 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Security Type Security Class Title Fee Calculation Rule Amount Registered(1) Proposed Maximum Offering Price Per Share Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee(6) Equity Class A common stock, par value $0.001 per share 457(h) 3,496,138(2) $207.38(4)

Subsidiaries of the Registrant

Exhibit 21.1 List of Subsidiaries of MongoDB, Inc. Name of Subsidiary Jurisdiction MongoDB Limited Ireland

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended January 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Form of Performance-Based Restricted Stock Unit Award Agreement

Exhibit 10.17 MongoDB, Inc. Performance-Based Restricted Stock Unit Grant Notice (International) (2016 Equity Incentive Plan) MongoDB, Inc. (the “Company”), pursuant to its 2016 Equity Incentive Plan (the “Plan”), hereby awards to Participant a Performance-Based Restricted Stock Unit Award for the number of shares of the Company’s Common Stock (“Restricted Stock Units”) set forth below (the “Award

Registration No. 333- As filed with the U.S. Securities and Exchange Commission on March 17, 2023 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT THE SECURITIES ACT OF 1933 MongoDB, Inc. (Exact

Registration No. 333- As filed with the U.S. Securities and Exchange Commission on March 17, 2023 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 MongoDB, Inc. (Exact name of Registrant as specified in its charter) Delaware 26-1463205 (State or other jurisdiction of Incorporation or organization) (I.R.S. Emplo

MongoDB, Inc. Announces Fourth Quarter and Full Year Fiscal 2023 Financial Results Fourth Quarter Fiscal 2023 Total Revenue of $361.3 million, up 36% Year-over-Year Full Year Fiscal 2023 Total Revenue of $1,284.0 million, up 47% Year-over-Year Contin

Exhibit 99.1 MongoDB, Inc. Announces Fourth Quarter and Full Year Fiscal 2023 Financial Results Fourth Quarter Fiscal 2023 Total Revenue of $361.3 million, up 36% Year-over-Year Full Year Fiscal 2023 Total Revenue of $1,284.0 million, up 47% Year-over-Year Continued Strong Customer Growth with Over 40,800 Customers as of January 31, 2023 MongoDB Atlas Revenue up 50% Year-over-Year; 65% of Total Q4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 8, 2023 MONGODB, INC. (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 8, 2023 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

MDB / Mongodb Inc / PRICE T ROWE ASSOCIATES INC /MD/ Passive Investment

SC 13G/A 1 mdb13gadec22.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2) MONGODB INC (Name of Issuer) COMMON STOCK (Title of Class of Securities) 60937P106 (CUSIP NUMBER) December 31, 2022 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to

MDB / Mongodb Inc / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 5)* Name of issuer: MongoDB Inc. Class A Title of Class of Securities: Common Stock CUSIP Number: 60937P106 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

MDB / Mongodb Inc / FMR LLC Passive Investment

SC 13G/A 1 filing.txt SCHEDULE 13G Amendment No.7 MONGODB INC CLASS A COMMON STOCK Cusip #60937P106 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [x] Rule 13d-1(b) [ ] Rule 13d-1(c) [ ] Rule 13d-1(d) Cusip #60937P106 Item 1: Reporting Person - FMR LLC Item 2: (a) [ ] (b) [ ] Item 4: Delaware Item 5: 4,410,924 Item 6: 0 Item 7: 4,573,333 Item 8: 0 Item 9:

MDB / Mongodb Inc / BlackRock Inc. Passive Investment

SC 13G/A 1 us60937p1066013123.txt us60937p1066013123.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 2) MONGODB INC - (Name of Issuer) Common Stock - (Title of Class of Securities) 60937P106 - (CUSIP Number) December 31, 2022 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box to des

MDB / Mongodb Inc / Capital World Investors - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5 )* MongoDB, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 60937P106 (CUSIP Number) November 30, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended October 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 6, 2022 MONGODB, INC. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 6, 2022 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Num

MongoDB, Inc. Announces Third Quarter Fiscal 2023 Financial Results Third Quarter Fiscal 2023 Total Revenue of $333.6 million, up 47% Year-over-Year Continued Strong Customer Growth with Over 39,100 Customers as of October 31, 2022 MongoDB Atlas Reve

Exhibit 99.1 MongoDB, Inc. Announces Third Quarter Fiscal 2023 Financial Results Third Quarter Fiscal 2023 Total Revenue of $333.6 million, up 47% Year-over-Year Continued Strong Customer Growth with Over 39,100 Customers as of October 31, 2022 MongoDB Atlas Revenue up 61% Year-over-Year; 63% of Total Q3 Revenue NEW YORK - December 6, 2022 - MongoDB, Inc. (NASDAQ: MDB) today announced its financia

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 31, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

2017 Employee Stock Purchase Plan

Exhibit 10.1 MongoDB, Inc. 2017 Employee Stock Purchase Plan Adopted by the Board of Directors: October 4, 2017 Approved by the Stockholders: October 5, 2017 1.General; Purpose. (a)The Plan provides a means by which Eligible Employees of the Company and certain Designated Companies may be given an opportunity to purchase shares of Common Stock. The Plan permits the Company to grant a series of Pur

MongoDB, Inc. Announces Second Quarter Fiscal 2023 Financial Results Second Quarter Fiscal 2023 Total Revenue of $303.7 million, up 53% Year-over-Year Continued Strong Customer Growth with Over 37,000 Customers as of July 31, 2022 MongoDB Atlas Reven

Exhibit 99.1 MongoDB, Inc. Announces Second Quarter Fiscal 2023 Financial Results Second Quarter Fiscal 2023 Total Revenue of $303.7 million, up 53% Year-over-Year Continued Strong Customer Growth with Over 37,000 Customers as of July 31, 2022 MongoDB Atlas Revenue up 73% Year-over-Year; 64% of Total Q2 Revenue NEW YORK - August 31, 2022 - MongoDB, Inc. (NASDAQ: MDB) today announced its financial

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 31, 2022 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Numb

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 28, 2022 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 30, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 1, 2022 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number)

MongoDB, Inc. Announces First Quarter Fiscal 2023 Financial Results First Quarter Fiscal 2023 Total Revenue of $285.4 million, up 57% Year-over-Year Continued Strong Customer Growth with Over 35,200 Customers as of April 30, 2022 MongoDB Atlas Revenu

Exhibit 99.1 MongoDB, Inc. Announces First Quarter Fiscal 2023 Financial Results First Quarter Fiscal 2023 Total Revenue of $285.4 million, up 57% Year-over-Year Continued Strong Customer Growth with Over 35,200 Customers as of April 30, 2022 MongoDB Atlas Revenue up 82% Year-over-Year; 60% of Total Q1 Revenue NEW YORK - June 1, 2022 - MongoDB, Inc. (NASDAQ: MDB), the leading modern, general purpo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEF 14A 1 mdbdef14a2022proxy.htm DEF 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

Second Amended and Restated Offer Letter, dated December 20, 2021, by and between the Registrant and Dev Ittycheria

Exhibit 10.8 December 20, 2021 Dev Ittycheria [via email] Dear Dev, As you know, you are currently employed by MongoDB, Inc. (the ?Company?) as its President and Chief Executive Officer pursuant to the terms of an amended and restated offer letter from the Company dated September 29, 2017 (the ?Offer Letter?). As discussed, you and the Company hereby agree to further amend and restate the Offer Le

Amended and Restated Offer Letter, dated December 21, 2021, by and between the Registrant and Mark Porter

Exhibit 10.11 December 21, 2021 Mark Porter [via email] Dear Mark, As you know, you are currently employed by MongoDB, Inc. (the ?Company?) as its Chief Technology Officer pursuant to the terms of an offer letter from the Company dated June 27, 2020 (the ?Offer Letter?). As discussed, you and the Company hereby agree to amend and restate the Offer Letter to memorialize the terms and conditions of

Filing Fee Table

EX-FILING FEES 2 forms-8fy23ex107.htm EX-FILING FEES Exhibit 107 Calculation of Filing Fee Tables Form S-8 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Security Type Security Class Title Fee Calculation Rule Amount Registered(1) Proposed Maximum Offering Price Per Share Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee(6) Equity Class A common stock, par

Second Amended and Restated Offer Letter, dated December 21, 2021, by and between the Registrant and Michael Gordon

Exhibit 10.9 December 21, 2021 Michael Gordon [via email] Dear Michael, As you know, you are currently employed by MongoDB, Inc. (the ?Company?) as its Chief Operating Officer and Chief Financial Officer pursuant to the terms of an amended and restated offer letter from the Company dated September 29, 2017 (the ?Offer Letter?). As discussed, you and the Company hereby agree to further amend and re

Amended and Restated Form of Restricted Stock Unit Award Agreement, effective as of March 1, 2022

Exhibit 10.3 MongoDB, Inc. Restricted Stock Unit Grant Notice (International) (2016 Equity Incentive Plan) MongoDB, Inc. (the ?Company?), pursuant to its 2016 Equity Incentive Plan (the ?Plan?), hereby awards to Participant a Restricted Stock Unit Award for the number of shares of the Company?s Common Stock (?Restricted Stock Units?) set forth below (the ?Award?). The Award is subject to all of th

Amended and Restated Employment Agreement, dated January 10, 2022, by and between MongoDB Switzerland GmbH and Cedric Pech

Exhibit 10.10 AMENDED AND RESTATED EMPLOYMENT AGREEMENT (the " Agreement ") between MongoDB Switzerland GmbH, c/o Curator & Horwath AG, Zweigniederlassung Zug, Industriestrasse 7, 6300 Zug, a company registered under the laws of Switzerland (hereafter the " Company ") and Cedric Pech (hereafter the " Employee ") WHEREAS, the Employee and the Company previously entered into an employment agreement,

Registration No. 333- As filed with the U.S. Securities and Exchange Commission on March 18, 2022 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT THE SECURITIES ACT OF 1933 MongoDB, Inc. (Exact

Registration No. 333- As filed with the U.S. Securities and Exchange Commission on March 18, 2022 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 MongoDB, Inc. (Exact name of Registrant as specified in its charter) Delaware 26-1463205 (State or other jurisdiction of Incorporation or organization) (I.R.S. Emplo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended January 31, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Subsidiaries of the Registrant

Exhibit 21.1 List of Subsidiaries of MongoDB, Inc. Name of Subsidiary Jurisdiction MongoDB Limited Ireland

MongoDB, Inc. Announces Fourth Quarter and Full Year Fiscal 2022 Financial Results Fourth Quarter Fiscal 2022 Total Revenue of $266.5 million, up 56% Year-over-Year Full Year Fiscal 2022 Total Revenue of $873.8 million, up 48% Year-over-Year Continue

Exhibit 99.1 MongoDB, Inc. Announces Fourth Quarter and Full Year Fiscal 2022 Financial Results Fourth Quarter Fiscal 2022 Total Revenue of $266.5 million, up 56% Year-over-Year Full Year Fiscal 2022 Total Revenue of $873.8 million, up 48% Year-over-Year Continued Strong Customer Growth with Over 33,000 Customers as of January 31, 2022 MongoDB Atlas Revenue up 85% Year-over-Year; 58% of Total Q4 R

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 8, 2022 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

MDB / Mongodb Inc / PRICE T ROWE ASSOCIATES INC /MD/ Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1) MongoDB, Inc. (Name of Issuer) COMMON STOCK (Title of Class of Securities) 60937P106 (CUSIP NUMBER) December 31, 2021 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to which this Schedule is fil

MDB / Mongodb Inc / Capital World Investors - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4 )* MongoDB, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 60937P106 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule

MDB / Mongodb Inc / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 4)* Name of issuer: MongoDB Inc. Class A Title of Class of Securities: Common Stock CUSIP Number: 60937P106 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

MDB / Mongodb Inc / FMR LLC Passive Investment

SCHEDULE 13G Amendment No. 6 MONGODB INC CLASS A COMMON STOCK Cusip #60937P106 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [x] Rule 13d-1(b) [ ] Rule 13d-1(c) [ ] Rule 13d-1(d) Cusip #60937P106 Item 1: Reporting Person - FMR LLC Item 2: (a) [ ] (b) [ ] Item 4: Delaware Item 5: 1,153,305 Item 6: 0 Item 7: 5,146,924 Item 8: 0 Item 9: 5,146,924 Item 11: 7

MDB / Mongodb Inc / BlackRock Inc. Passive Investment

us60937p1066020822.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 1) MONGODB INC - (Name of Issuer) Common Stock - (Title of Class of Securities) 60937P106 - (CUSIP Number) December 31, 2021 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended October 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 6, 2021 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Num

MongoDB, Inc. Announces Third Quarter Fiscal 2022 Financial Results Third Quarter Fiscal 2022 Total Revenue of $227 million, up 50% Year-over-Year Continued Strong Customer Growth with Over 31,000 Customers as of October 31, 2021 MongoDB Atlas Revenu

Exhibit 99.1 MongoDB, Inc. Announces Third Quarter Fiscal 2022 Financial Results Third Quarter Fiscal 2022 Total Revenue of $227 million, up 50% Year-over-Year Continued Strong Customer Growth with Over 31,000 Customers as of October 31, 2021 MongoDB Atlas Revenue up 84% Year-over-Year; 58% of Total Q3 Revenue NEW YORK - December 6, 2021 - MongoDB, Inc. (NASDAQ: MDB), the leading modern, general p

MDB / Mongodb Inc / PRICE T ROWE ASSOCIATES INC /MD/ Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. ) MongoDB, Inc. (Name of Issuer) COMMON STOCK (Title of Class of Securities) 60937P106 (CUSIP NUMBER) September 30, 2021 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to which this Schedule is fil

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 1, 2021 MONGODB, INC. (Exact name of registrant as specified in its charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Numb

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

MongoDB, Inc. Announces Second Quarter Fiscal 2022 Financial Results Second Quarter Fiscal 2022 Total Revenue of $199 million, up 44% Year-over-Year Continued Strong Customer Growth with Over 29,000 Customers as of July 31, 2021 MongoDB Atlas Revenue

Exhibit 99.1 MongoDB, Inc. Announces Second Quarter Fiscal 2022 Financial Results Second Quarter Fiscal 2022 Total Revenue of $199 million, up 44% Year-over-Year Continued Strong Customer Growth with Over 29,000 Customers as of July 31, 2021 MongoDB Atlas Revenue up 83% Year-over-Year; 56% of Total Q2 Revenue NEW YORK - September 2, 2021 - MongoDB, Inc. (NASDAQ: MDB), the leading, modern general p

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 2, 2021 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Nu

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A (Amendment no.1) CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 29, 2021 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Com

CALCULATION OF REGISTRATION FEE

TABLE OF CONTENTS Filed Pursuant to Rule 424(b)(5) Registration No. 333-257514? CALCULATION OF REGISTRATION FEE ? ? Title Of Each Class Of Securities To Be Registered ? ? ? Amount To Be Registered ? ? ? Proposed Maximum Offering Price Per Unit ? ? ? Proposed Maximum Aggregate Offering Price ? ? ? Amount Of Registration Fee ? Class A Common Stock, $0.001 par value ? ? ? ? ? 2,500,000 ? ? ? ? ? $ 36

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 29, 2021 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

Underwriting Agreement, dated as of June 29, 2021, by and between MongoDB, Inc., Morgan Stanley & Co. LLC.

Exhibit 1.1 2,500,000 Shares MongoDB, Inc. Class A Common Stock, Par Value $0.001 Per Share UNDERWRITING AGREEMENT June 29, 2021 June 29, 2021 Morgan Stanley & Co. LLC 1585 Broadway New York, New York 10036 Goldman Sachs & Co. LLC 200 West Street New York, New York 10282 Ladies and Gentlemen: MongoDB, Inc., a Delaware corporation (the ?Company?), proposes to issue and sell to the several Underwrit

MongoDB Announces Pricing of Upsized Public Offering of Class A Common Stock

Exhibit 99.1 MongoDB Announces Pricing of Upsized Public Offering of Class A Common Stock NEW YORK?June 29, 2021?MongoDB, Inc. (?MongoDB?) (Nasdaq: MDB), the leading, modern general purpose database platform, today announced the pricing of an underwritten public offering of 2,500,000 shares of its Class A common stock at a price to the public of $365.00 per share. MongoDB estimates that the net pr

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 29, 2021 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

As filed with the Securities and Exchange Commission on June 29, 2021

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on June 29, 2021 Registration No.

SUBJECT TO COMPLETION, DATED JUNE 29, 2021

TABLE OF CONTENTS The information in this preliminary prospectus supplement is not complete and may be changed.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 30, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 3, 2021 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number)

MongoDB, Inc. Announces First Quarter Fiscal 2022 Financial Results First Quarter Fiscal 2022 Total Revenue of $181.6 million, up 39% Year-over-Year Continued Strong Customer Growth with Over 26,800 Customers as of April 30, 2021 MongoDB Atlas Revenu

Exhibit 99.1 MongoDB, Inc. Announces First Quarter Fiscal 2022 Financial Results First Quarter Fiscal 2022 Total Revenue of $181.6 million, up 39% Year-over-Year Continued Strong Customer Growth with Over 26,800 Customers as of April 30, 2021 MongoDB Atlas Revenue up 73% Year-over-Year; 51% of Total Q1 Revenue NEW YORK - June 3, 2021 - MongoDB, Inc. (NASDAQ: MDB), the leading, modern general purpo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

Proxy Statement pursuant to Section 14(a) of the Exchange Act for our 2021 Annual Meeting of Stockholders, filed with the SEC on May 17, 2021

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

Subsidiaries of the Registrant

Exhibit 21.1 List of Subsidiaries of MongoDB, Inc. Name of Subsidiary Jurisdiction MongoDB Limited Ireland

Amended and Restated Form of Restricted Stock Unit Award Agreement, effective as of February 24, 2021

Exhibit 10.3 MongoDB, Inc. Restricted Stock Unit Grant Notice (International) (2016 Equity Incentive Plan) MongoDB, Inc. (the ?Company?), pursuant to its 2016 Equity Incentive Plan (the ?Plan?), hereby awards to Participant a Restricted Stock Unit Award for the number of shares of the Company?s Common Stock (?Restricted Stock Units?) set forth below (the ?Award?). The Award is subject to all of th

Annual Report - 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended January 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Description of Registered Securities

Exhibit 4.7 DESCRIPTION OF THE REGISTRANT?S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 As of January 31, 2021, MongoDB, Inc. had one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended, or the Exchange Act: our Class A common stock, $0.001 par value per share. References herein to the terms ?we,? ?our? and ?us?

- S-8

Registration No. 333- As filed with the U.S. Securities and Exchange Commission on March 22, 2021 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 MongoDB, Inc. (Exact name of Registrant as specified in its charter) Delaware 26-1463205 (State or other jurisdiction of Incorporation or organization) (I.R.S. Emplo

MongoDB, Inc. Announces Fourth Quarter and Full Year Fiscal 2021 Financial Results Fourth Quarter Fiscal 2021 Total Revenue of $171.0 million, up 38% Year-over-Year Full Year Fiscal 2021 Total Revenue of $590.4 million, up 40% Year-over-Year MongoDB

Exhibit 99.1 MongoDB, Inc. Announces Fourth Quarter and Full Year Fiscal 2021 Financial Results Fourth Quarter Fiscal 2021 Total Revenue of $171.0 million, up 38% Year-over-Year Full Year Fiscal 2021 Total Revenue of $590.4 million, up 40% Year-over-Year MongoDB Atlas Revenue 49% of Total Q4 Revenue, up 66% Year-over-Year New York City, New York - March 9, 2021 - MongoDB, Inc. (NASDAQ: MDB), the l

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 9, 2021 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

SCHEDULE 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3 )* MongoDB, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 60937P106 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 3)*

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 3)* Name of issuer: MongoDB Inc. Title of Class of Securities: Common Stock CUSIP Number: 60937P106 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule 1

SC 13G/A

SCHEDULE 13G Amendment No. 5 MONGODB INC CLASS A COMMON STOCK Cusip #60937P106 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [x] Rule 13d-1(b) [ ] Rule 13d-1(c) [ ] Rule 13d-1(d) Cusip #60937P106 Item 1: Reporting Person - FMR LLC Item 2: (a) [ ] (b) [ ] Item 4: Delaware Item 5: 989,914 Item 6: 0 Item 7: 5,486,116 Item 8: 0 Item 9: 5,486,116 Item 11: 9.0

SC 13G

us60937p1066020421.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: ) MONGODB INC - (Name of Issuer) Common Stock - (Title of Class of Securities) 60937P106 - (CUSIP Number) December 31, 2020 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which t

MS AMENDMENT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.3)* MongoDB, Inc. - (Name of Issuer) Class A Common Stock - (Title of Class of Securities) 60937P106 - (CUSIP Number) December 31, 2020 - (Date Of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended October 31, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

MongoDB, Inc. Announces Third Quarter Fiscal 2021 Financial Results Third Quarter Fiscal 2021 Total Revenue of $150.8 million, up 38% Year-over-Year Continued Strong Growth with Over 22,600 Customers as of October 31, 2020 MongoDB Atlas Revenue 47% o

Exhibit 99.1 MongoDB, Inc. Announces Third Quarter Fiscal 2021 Financial Results Third Quarter Fiscal 2021 Total Revenue of $150.8 million, up 38% Year-over-Year Continued Strong Growth with Over 22,600 Customers as of October 31, 2020 MongoDB Atlas Revenue 47% of Total Q3 Revenue, up 61% Year-over-Year New York City, New York - December 8, 2020 - MongoDB, Inc. (NASDAQ: MDB), the leading, modern g

Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 8, 2020 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Num

MDB / MongoDB Inc / FMR LLC Passive Investment

SCHEDULE 13G Amendment No. 4 MONGODB INC CLASS A COMMON STOCK Cusip #60937P106 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [x] Rule 13d-1(b) [ ] Rule 13d-1(c) [ ] Rule 13d-1(d) Cusip #60937P106 Item 1: Reporting Person - FMR LLC Item 2: (a) [ ] (b) [ ] Item 4: Delaware Item 5: 1,064,052 Item 6: 0 Item 7: 5,979,513 Item 8: 0 Item 9: 5,979,513 Item 11: 1

MDB / MongoDB Inc / FMR LLC Passive Investment

SCHEDULE 13G Amendment No. 3 MONGODB INC CLASS A COMMON STOCK Cusip #60937P106 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [x] Rule 13d-1(b) [ ] Rule 13d-1(c) [ ] Rule 13d-1(d) Cusip #60937P106 Item 1: Reporting Person - FMR LLC Item 2: (a) [ ] (b) [ ] Item 4: Delaware Item 5: 855,138 Item 6: 0 Item 7: 5,604,308 Item 8: 0 Item 9: 5,604,308 Item 11: 9.5

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 31, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Offer Letter, dated June 27, 2020, by and between Registrant and Mark Porter

Exhibit 10.1 June 27, 2020 Mark Porter [via email] Dear Mark, MongoDB, Inc. (the “Company”) is delighted to confirm our employment offer for the position of Chief Technology Officer to be based in Washington State, reporting to the Chief Executive Officer. If you accept our offer, the terms and conditions set forth in this offer letter agreement (the “Agreement”) will become effective as of July 2

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 2, 2020 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Nu

MongoDB, Inc. Announces Second Quarter Fiscal 2021 Financial Results Second Quarter Fiscal 2021 Total Revenue of $138.3 million, up 39% Year-over-Year Continued Strong Growth with Over 20,200 Customers at July 31, 2020 MongoDB Atlas Revenue 44% of To

Exhibit 99.1 MongoDB, Inc. Announces Second Quarter Fiscal 2021 Financial Results Second Quarter Fiscal 2021 Total Revenue of $138.3 million, up 39% Year-over-Year Continued Strong Growth with Over 20,200 Customers at July 31, 2020 MongoDB Atlas Revenue 44% of Total Q2 Revenue, up 66% Year-over-Year New York City, New York - September 2, 2020 - MongoDB, Inc. (NASDAQ: MDB), the leading, modern gene

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 10, 2020 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

MDB / MongoDB Inc / BlackRock Inc. Passive Investment

us60937p1066071020.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 1) MONGODB INC - (Name of Issuer) Common Stock - (Title of Class of Securities) 60937P106 - (CUSIP Number) June 30, 2020 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 27, 2020 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

MongoDB Appoints Mark Porter As Chief Technology Officer Former AWS & Oracle executive brings 30+ years of database expertise to the leading database platform NEW YORK — June 29, 2020 — MongoDB, Inc. (NASDAQ: MDB), the leading, modern general purpose

mdb062920finalmarkporter MongoDB Appoints Mark Porter As Chief Technology Officer Former AWS & Oracle executive brings 30+ years of database expertise to the leading database platform NEW YORK — June 29, 2020 — MongoDB, Inc.

Certificate of Retirement

CERTIFICATE OF RETIREMENT OF CLASS B COMMON STOCK OF MONGODB, INC. Pursuant to Section 243(b) of the General Corporation Law of the State of Delaware MongoDB, Inc., a corporation organized and existing under the laws of the State of Delaware (the “Corporation”), HEREBY CERTIFIES as follows: 1. Section 1 of Article IV of the Amended and Restated Certificate of Incorporation of the Corporation filed

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Material Modification to Rights of Security Holders, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 11, 2020 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 30, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 4, 2020 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number)

MongoDB, Inc. Announces First Quarter Fiscal 2021 Financial Results First Quarter Fiscal 2021 Total Revenue of $130.3 million, up 46% Year-over-Year Continued Strong Growth with Over 18,400 Customers at April 30, 2020 MongoDB Atlas Revenue 42% of Tot

Exhibit 99.1 MongoDB, Inc. Announces First Quarter Fiscal 2021 Financial Results First Quarter Fiscal 2021 Total Revenue of $130.3 million, up 46% Year-over-Year Continued Strong Growth with Over 18,400 Customers at April 30, 2020 MongoDB Atlas Revenue 42% of Total Q1 Revenue, up over 75% Year-over-Year New York City, New York - June 4, 2020 - MongoDB, Inc. (NASDAQ: MDB), the leading, modern gener

- DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

- DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

MDB / MongoDB Inc / MORGAN STANLEY - MS AMENDMENT Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.2)* MongoDB, Inc. - (Name of Issuer) Class A Common Stock - (Title of Class of Securities) 60937P106 - (CUSIP Number) March 31, 2020 - (Date Of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which th

MDB / MongoDB Inc S-8 - - S-8

Registration No. 333- As filed with the U.S. Securities and Exchange Commission on April 3, 2020 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 MongoDB, Inc. (Exact name of Registrant as specified in its charter) Delaware 26-1463205 (State or other jurisdiction of Incorporation or organization) (I.R.S. Employ

Subsidiaries of the Registrant

Exhibit 21.1 List of Subsidiaries of MongoDB, Inc. Name of Subsidiary Jurisdiction MongoDB Limited Ireland

Amended and Restated Form of Restricted Stock Unit Award Agreement, effective as of February 26, 2020

Exhibit 10.3 MONGODB, INC. RESTRICTED STOCK UNIT GRANT NOTICE (INTERNATIONAL) (2016 EQUITY INCENTIVE PLAN) MongoDB, Inc. (the “Company”), pursuant to its 2016 Equity Incentive Plan (the “Plan”), hereby awards to Participant a Restricted Stock Unit Award for the number of shares of the Company’s Common Stock (“Restricted Stock Units”) set forth below (the “Award”). The Award is subject to all of th

Annual Report - 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K (Mark One) ☑ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended January 31, 2020 OR ☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

Description of Registered Securities

Exhibit 4.7 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 As of December 31, 2019, MongoDB, Inc. had one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended, or the Exchange Act: our Class A common stock, $0.001 par value per share. References herein to the terms “we,” “our” and “us

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 14, 2020 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

MongoDB, Inc. Announces Fourth Quarter and Full Year Fiscal 2020 Financial Results Fourth Quarter Fiscal 2020 Total Revenue of $123.5 million, up 44% Year-over-Year Full Year Fiscal 2020 Total Revenue of $421.7 million, up 58% Year-over-Year MongoDB

Exhibit 99.1 MongoDB, Inc. Announces Fourth Quarter and Full Year Fiscal 2020 Financial Results Fourth Quarter Fiscal 2020 Total Revenue of $123.5 million, up 44% Year-over-Year Full Year Fiscal 2020 Total Revenue of $421.7 million, up 58% Year-over-Year MongoDB Atlas Revenue 41% of Total Q4 Revenue, up over 80% Year-over-Year New York City, New York - March 17, 2020 - MongoDB, Inc. (NASDAQ: MDB),

MDB / MongoDB Inc / Ittycheria Dev - SC 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* MongoDB, Inc. (Name of Issuer) Class A Common Stock, $0.001 par value per share (Title of Class of Securities) 60937P106 (CUSIP Number) December 31, 2019 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant t

MDB / MongoDB Inc / Horowitz Eliot - SC 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* MongoDB, Inc. (Name of Issuer) Class A Common Stock, $0.001 par value per share (Title of Class of Securities) 60937P106 (CUSIP Number) December 31, 2019 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant t

MDB / MongoDB Inc / Merriman Dwight A - SC 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* MongoDB, Inc. (Name of Issuer) Class A Common Stock, $0.001 par value per share (Title of Class of Securities) 60937P106 (CUSIP Number) December 31, 2019 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant t

MDB / MongoDB Inc / Ryan Kevin P - SC 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* MongoDB, Inc. (Name of Issuer) Class A Common Stock, $0.001 par value per share (Title of Class of Securities) 60937P106 (CUSIP Number) December 31, 2019 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant t

MDB / MongoDB Inc / Sequoia Capital U.s. Growth Fund Vi, L.p. - SC 13G/A Passive Investment

SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) Information to be Included in Statements Filed Pursuant to § 240.13d-1(b), (c) and (d) and Amendments Thereto Filed Pursuant to § 240.13d-2 Under the Securities Exchange Act of 1934 (Amendment No. 1)* MongoDB, Inc. (Name of Issuer) Class A Common Stock, par value $0.001 per share (Title of Class of Secur

MDB / MongoDB Inc / Whale Rock Capital Management LLC - SC 13G/A Passive Investment

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* MongoDB, Inc. (Name of Issuer) Class A Common Stock, $0.001 par value (Title of Class of Securities) 60937P106 (CUSIP Number) Whale Rock Capital Management LLC 2 International Place, 24th Floor Boston, MA 02110 (617) 502-9909 (Name, Address

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* MongoDB, Inc. (Name of Issuer) Class A Common Stock (Title of Class of Securities) 60937P106 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this S

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* MongoDB, Inc. (Name of Issuer) Class A common stock, $.001 par value per share (Title of Class of Securities) 60937P106 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the ru

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SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 2)* Name of issuer: MongoDB Inc Title of Class of Securities: Common Stock CUSIP Number: 60937P106 Date of Event Which Requires Filing of this Statement: December 31, 2019 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule 13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 6, 2020 MONGODB, INC. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 6, 2020 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Num

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SC 13G 1 us60937p1066020720.txt us60937p1066020720.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: ) MONGODB INC - (Name of Issuer) Common Stock - (Title of Class of Securities) 60937P106 - (CUSIP Number) December 31, 2019 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box to design

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SCHEDULE 13G Amendment No. 2 MONGODB INC CLASS A COMMON STOCK Cusip #60937P106 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [x] Rule 13d-1(b) [ ] Rule 13d-1(c) [ ] Rule 13d-1(d) Cusip #60937P106 Item 1: Reporting Person - FMR LLC Item 2: (a) [ ] (b) [ ] Item 4: Delaware Item 5: 1,451,468 Item 6: 0 Item 7: 7,839,880 Item 8: 0 Item 9: 7,839,880 Item 11: 1

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 8, 2020 MONGODB, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Numb

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Exhibit 99.3 MongoDB Announces Proposed Private Offering of $750.0 Million of Convertible Senior Notes NEW YORK, N.Y., January 8, 2020 - MongoDB, Inc. (“MongoDB”) (Nasdaq: MDB), the leading modern, general purpose database platform, today announced that it intends to offer, subject to market conditions and other factors, $750.0 million aggregate principal amount of convertible senior notes due 202

Annex A

Exhibit 99.2 []1 To: MongoDB, Inc. 229 W. 43rd Street, 5th Floor New York, NY 10036 From: [] Re: [Base]2[Additional]3 Capped Call Transaction Date: [], 2020 Dear Ladies and Gentlemen: The purpose of this communication (this “Confirmation”) is to set forth the terms and conditions of the above-referenced transaction entered into on the Trade Date specified below (the “Transaction”) between [] (“Dea

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SC 13G/A 1 Mongodb.txt MS AMENDMENT UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.1)* MongoDB, Inc. - (Name of Issuer) Class A Common Stock - (Title of Class of Securities) 60937P106 - (CUSIP Number) December 31, 2019 - (Date Of Event which Requires Filing of this Statement) Check the appropriate box to

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☑QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended October 31, 2019 OR ☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 9, 2019 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Num

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Exhibit 99.1 MongoDB, Inc. Announces Third Quarter Fiscal 2020 Financial Results Third Quarter Fiscal 2020 Total Revenue of $109.4 million, up 52% Year-over-Year Continued Strong Growth with Over 15,900 Customers at October 31, 2019 MongoDB Atlas Revenue 40% of Total Q3 Revenue, up over 185% Year-over-Year New York City, New York - December 9, 2019 - MongoDB, Inc. (NASDAQ: MDB), the leading, moder

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 19, 2019 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Nu

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☑QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 31, 2019 OR ☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 28, 2019 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Numb

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Exhibit 99.1 MongoDB, Inc. Announces Second Quarter Fiscal 2020 Financial Results Second Quarter Fiscal 2020 Total Revenue of $99.4 million, up 67% Year-over-Year Continued Strong Growth with Over 15,000 Customers at July 31, 2019 MongoDB Atlas Revenue 37% of Total Q2 Revenue, up over 240% Year-over-Year New York City, New York - September 4, 2019 - MongoDB, Inc. (NASDAQ: MDB), the leading, modern

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 10, 2019 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 30, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38240 MONGODB, INC.

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Exhibit 99.1 MongoDB, Inc. Announces First Quarter Fiscal 2020 Financial Results First Quarter Fiscal 2020 Total Revenue of $89.4 million, up 78% Year-over-Year Continued strong growth with over 14,200 Customers at April 30, 2019 MongoDB Atlas Revenue 35% of Total Q1 Revenue, up over 340% Year-over-Year New York City, New York - June 5, 2019 - MongoDB, Inc. (NASDAQ: MDB), the leading modern, gener

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 5, 2019 MONGODB, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38240 26-1463205 (State or Other Jurisdiction of Incorporation) (Commission File Number)