ATO / Atmos Energy Corporation - SEC-Einreichungen, Jahresbericht, Proxy Statement

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Exhibit 10.1 [●], 2026 To: Atmos Energy Corporation From: [] Re: Amendment of Master Confirmation This letter agreement (this “Amendment”) amends the terms and conditions of the transaction (the “Transaction”) evidenced by the Master Confirmation, dated December 3, 2024 (the “Master Confirmation”), by and between [] (“Dealer”) and Atmos Energy Corporation (“Counterparty”). 1.Definitions. Capitaliz

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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 March 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 1-10042 Atmos Energy

Board of Directors and Shareholders of Atmos Energy Corporation

Exhibit 15 Board of Directors and Shareholders of Atmos Energy Corporation Atmos Energy Corporation We are aware of the incorporation by reference in the Registration Statements (Form S-3, No.

Atmos Energy Corporation Reports Earnings for Fiscal 2026 Second Quarter; Raises Fiscal 2026 Guidance

Exhibit 99.1 News Release Analysts and Media Contact: Dan Meziere (972) 855-3729 Atmos Energy Corporation Reports Earnings for Fiscal 2026 Second Quarter; Raises Fiscal 2026 Guidance DALLAS (May 6, 2026) - Atmos Energy Corporation (NYSE: ATO) today reported consolidated results for its second fiscal quarter ended March 31, 2026. This news release should be read in conjunction with our earnings sli

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 May 6, 2026 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATI

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 May 6, 2026 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas and Virginia 1-10042 75-1743247 - - - (State or Other Jurisdiction (Commission File (I

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 March 27, 2026 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPOR

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 March 27, 2026 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (Com

AMENDED AND RESTATED BYLAWS ATMOS ENERGY CORPORATION (as of February 4, 2026) ARTICLE I

EX-3.3 Exhibit 3.3 AMENDED AND RESTATED BYLAWS OF ATMOS ENERGY CORPORATION (as of February 4, 2026) ARTICLE I OFFICES 1.01 Registered Office. The registered office in the State of Texas shall be located in the City of Dallas, County of Dallas, State of Texas. The registered office in the Commonwealth of Virginia shall be located in the City of Richmond, Commonwealth of Virginia. 1.02 Other Offices

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 February 4, 2026 Date of Report (Date of earliest event reported) ATMOS ENERGY CORP

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 February 4, 2026 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas And Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (C

RESTATED ARTICLES OF INCORPORATION OF ATMOS ENERGY CORPORATION ARTICLE I.

EX-3.2 Exhibit 3.2 RESTATED ARTICLES OF INCORPORATION OF ATMOS ENERGY CORPORATION ARTICLE I. The name of the corporation shall be Atmos Energy Corporation (the “Corporation”). ARTICLE II. The purposes for which the Corporation is organized are the transaction of any or all lawful business for which corporations may be incorporated under the Texas Business Organizations Code, including, but not lim

AMENDED AND RESTATED CERTIFICATE OF FORMATION OF ATMOS ENERGY CORPORATION

EX-3.1 Exhibit 3.1 AMENDED AND RESTATED CERTIFICATE OF FORMATION OF ATMOS ENERGY CORPORATION This Restated Certificate of Formation of Atmos Energy Corporation (the “Corporation”) amends and restates the Corporation’s Certificate of Formation. Each amendment made by this Restated Certificate of Formation has been made in accordance with the Texas Business Organizations Code. Each amendment has bee

Atmos Energy Corporation Common stock Having an Aggregate Offering Price of up to $1,700,000,000

424B3 Filed Pursuant to Rule 424(b)(3) Registration Statement No. 333-283563 SUPPLEMENT NO. 1 dated February 4, 2026 to the PROSPECTUS SUPPLEMENT dated December 3, 2024 to the PROSPECTUS dated December 3, 2024 Atmos Energy Corporation Common stock Having an Aggregate Offering Price of up to $1,700,000,000 The third sentence of the fourth paragraph on the cover page of the Prospectus Supplement is

Board of Directors and Shareholders of Atmos Energy Corporation

Exhibit 15 Board of Directors and Shareholders of Atmos Energy Corporation Atmos Energy Corporation We are aware of the incorporation by reference in the Registration Statements (Form S-3, No.

Atmos Energy Corporation Reports Earnings for Fiscal 2026 First Quarter; Affirms Fiscal 2026 Guidance

Exhibit 99.1 News Release Analysts and Media Contact: Dan Meziere (972) 855-3729 Atmos Energy Corporation Reports Earnings for Fiscal 2026 First Quarter; Affirms Fiscal 2026 Guidance DALLAS (February 3, 2026) - Atmos Energy Corporation (NYSE: ATO) today reported consolidated results for its first fiscal quarter ended December 31, 2025. This news release should be read in conjunction with our earni

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 February 3, 2026 Date of Report (Date of earliest event reported) ATMOS ENERGY CORP

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 February 3, 2026 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas and Virginia 1-10042 75-1743247 - - - (State or Other Jurisdiction (Commission Fi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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 December 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 1-10042 Atmos Ene

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 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)(2)) ☒ Defin

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 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)(2)) ☐ Defin

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 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)(2)) ☐ Defin

SUBSIDIARIES OF ATMOS ENERGY CORPORATION

Exhibit 21 SUBSIDIARIES OF ATMOS ENERGY CORPORATION Name State of Incorporation Percent of Ownership ATMOS ENERGY HOLDINGS, INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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 September 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 1-1004

ATMOS ENERGY CORPORATION 1998 LONG-TERM INCENTIVE PLAN (as amended and restated February 5, 2025)

Exhibit 10.13(a) ATMOS ENERGY CORPORATION 1998 LONG-TERM INCENTIVE PLAN (as amended and restated February 5, 2025) The Atmos Energy Corporation 1998 Long-Term Incentive Plan (hereinafter called the “Plan”) was adopted by the Board of Directors of Atmos Energy Corporation, a Texas and Virginia corporation (hereinafter called the “Company”) on August 12, 1998, to be effective October 1, 1998. The Pl

Insider Trading Policy

Exhibit 19 September 16, 2025 Insider Trading Policy Purpose Atmos Energy Corporation (including its subsidiaries, “Atmos Energy” or the “Company”) prides itself in promoting and maintaining a culture in which sound, ethical business standards and practices are the norm.

AWARD AGREEMENT OF TIME-LAPSE RESTRICTED STOCK UNITS UNDER THE ATMOS ENERGY CORPORATION 1998 LONG-TERM INCENTIVE PLAN

Exhibit 10.13(b) AWARD AGREEMENT OF TIME-LAPSE RESTRICTED STOCK UNITS UNDER THE ATMOS ENERGY CORPORATION 1998 LONG-TERM INCENTIVE PLAN This Award Agreement of Time-Lapse Restricted Stock Units (“Award Agreement”) is dated as of November 4, 2025, by and between Atmos Energy Corporation, a Texas and Virginia corporation (the "Company"), and you ("Grantee"), pursuant to the Company's 1998 Long-Term I

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 November 5, 2025 Date of Report (Date of earliest event reported) ATMOS ENERGY CORP

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 November 5, 2025 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas and Virginia 1-10042 75-1743247 - - - (State or Other Jurisdiction (Commission Fi

Atmos Energy Corporation Reports Earnings for Fiscal 2025; Initiates Fiscal 2026 Guidance; Raises Dividend

Exhibit 99.1 News Release Analysts and Media Contact: Dan Meziere (972) 855-3729 Atmos Energy Corporation Reports Earnings for Fiscal 2025; Initiates Fiscal 2026 Guidance; Raises Dividend DALLAS (November 5, 2025) - Atmos Energy Corporation (NYSE: ATO) today reported consolidated results for its fourth fiscal quarter and year ended September 30, 2025. This news release should be read in conjunctio

ATMOS ENERGY CORPORATION Officers’ Certificate Pursuant to Section 301 of the Indenture October 1, 2025

EX-4.1 Exhibit 4.1 ATMOS ENERGY CORPORATION Officers’ Certificate Pursuant to Section 301 of the Indenture October 1, 2025 Each of the undersigned, Daniel M. Meziere, Vice President of Investor Relations and Treasurer, and Jessica W. Bateman, Senior Vice President, General Counsel and Corporate Secretary, in each case, of Atmos Energy Corporation (the “Company”), certifies, pursuant to the authori

ATMOS ENERGY CORPORATION 5.450% Senior Notes due 2056 No. 1  CUSIP NO. 049560BE4 ISIN NO. US049560BE44

EX-4.3 Exhibit 4.3 THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITORY OR A NOMINEE THEREOF. THIS SECURITY MAY NOT BE EXCHANGED IN WHOLE OR IN PART FOR A SECURITY REGISTERED, AND NO TRANSFER OF THIS SECURITY IN WHOLE OR IN PART MAY BE REGISTERED, IN THE NAME OF ANY PERSON OTHER THAN SUCH DEPOSITORY OR ITS NOMI

ATMOS ENERGY CORPORATION $600,000,000 5.450% Senior Notes Due 2056 UNDERWRITING AGREEMENT

EX-1.1 Exhibit 1.1 ATMOS ENERGY CORPORATION $600,000,000 5.450% Senior Notes Due 2056 UNDERWRITING AGREEMENT September 18, 2025 BNP Paribas Securities Corp. 787 Seventh Avenue New York, New York 10019 Credit Agricole Securities (USA) Inc. 1301 Avenue of the Americas New York, New York 10019 Mizuho Securities USA LLC 1271 Avenue of the Americas New York, New York 10020 U.S. Bancorp Investments, 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 September 18, 2025 Date of Report (Date of earliest event reported) ATMOS ENERGY CO

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 September 18, 2025 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation)

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 October 1, 2025 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPO

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 October 1, 2025 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas And Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (Co

ATMOS ENERGY CORPORATION Officers’ Certificate Pursuant to Section 301 of the Indenture October 1, 2025

EX-4.2 Exhibit 4.2 ATMOS ENERGY CORPORATION Officers’ Certificate Pursuant to Section 301 of the Indenture October 1, 2025 Each of the undersigned, Daniel M. Meziere, Vice President of Investor Relations and Treasurer, and Jessica W. Bateman, Senior Vice President, General Counsel and Corporate Secretary, in each case, of Atmos Energy Corporation (the “Company”), certifies, pursuant to the authori

ATMOS ENERGY CORPORATION 5.450% Senior Notes due 2056 No. 2  CUSIP NO. 049560BE4 ISIN NO. US049560BE44

EX-4.4 Exhibit 4.4 THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITORY OR A NOMINEE THEREOF. THIS SECURITY MAY NOT BE EXCHANGED IN WHOLE OR IN PART FOR A SECURITY REGISTERED, AND NO TRANSFER OF THIS SECURITY IN WHOLE OR IN PART MAY BE REGISTERED, IN THE NAME OF ANY PERSON OTHER THAN SUCH DEPOSITORY OR ITS NOMI

ATMOS ENERGY CORPORATION 5.450% Senior Notes due 2056 No. [ ]  CUSIP NO. 049560BE4 ISIN NO. US049560BE44

EX-4.2 Exhibit 4.2 THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITORY OR A NOMINEE THEREOF. THIS SECURITY MAY NOT BE EXCHANGED IN WHOLE OR IN PART FOR A SECURITY REGISTERED, AND NO TRANSFER OF THIS SECURITY IN WHOLE OR IN PART MAY BE REGISTERED, IN THE NAME OF ANY PERSON OTHER THAN SUCH DEPOSITORY OR ITS NOMI

Security Type

Calculation of Filing Fee Tables S-3 ATMOS ENERGY CORP Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Debt 5.

$600,000,000 Atmos Energy Corporation 5.450% Senior Notes due 2056

424B2 Table of Contents Filed Pursuant to Rule 424(b)(2) Registration No. 333-283563 Prospectus Supplement September 18, 2025 (To Prospectus dated December 3, 2024) $600,000,000 Atmos Energy Corporation 5.450% Senior Notes due 2056 This is an offering of $600,000,000 aggregate principal amount of 5.450% Senior Notes due 2056 (the “notes”). The notes will bear interest at the rate of 5.450% per yea

Subject to Completion Preliminary Prospectus Supplement dated September 18, 2025

424B5 Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-283563 The information in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying prospectus are not an offer to sell these securities and are not soliciting an offer to buy these securities in any jurisdiction where the offer or sale is not p

ATMOS ENERGY CORPORATION Final Term Sheet 5.450% Senior Notes due 2056

FWP Filed Pursuant to Rule 433 under the Securities Act of 1933 Registration Statement No.

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 August 6, 2025 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPOR

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 August 6, 2025 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas and Virginia 1-10042 75-1743247 - - - (State or Other Jurisdiction (Commission File

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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 June 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 1-10042 Atmos Energy

Atmos Energy Corporation Reports Earnings for Fiscal 2025 Third Quarter; Raises Fiscal 2025 Guidance

Exhibit 99.1 News Release Analysts and Media Contact: Dan Meziere (972) 855-3729 Atmos Energy Corporation Reports Earnings for Fiscal 2025 Third Quarter; Raises Fiscal 2025 Guidance DALLAS (August 6, 2025) - Atmos Energy Corporation (NYSE: ATO) today reported consolidated results for its third fiscal quarter ended June 30, 2025. This news release should be read in conjunction with our Form 10-Q an

Letter regarding unaudited interim financial information

Exhibit 15 Board of Directors and Shareholders of Atmos Energy Corporation Atmos Energy Corporation We are aware of the incorporation by reference in the Registration Statements (Form S-3, No.

Exhibit 4.2 to Form 8-K dated June 26, 2025 (File No. 1-10042)

EX-4.2 Exhibit 4.2 ATMOS ENERGY CORPORATION Officers’ Certificate Pursuant to Section 301 of the Indenture June 26, 2025 Each of the undersigned, Daniel M. Meziere, Vice President of Investor Relations and Treasurer, and Jessica W. Bateman, Senior Vice President, General Counsel and Corporate Secretary, in each case, of Atmos Energy Corporation (the “Company”), certifies, pursuant to the authority

Current Report

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 June 26, 2025 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (Comm

Form of Officers’ Certificate, to be dated June 26, 2025

Exhibit 4.1 ATMOS ENERGY CORPORATION Officers’ Certificate Pursuant to Section 301 of the Indenture June 26, 2025 Each of the undersigned, Daniel M. Meziere, Vice President of Investor Relations and Treasurer, and Jessica W. Bateman, Senior Vice President, General Counsel and Corporate Secretary, in each case, of Atmos Energy Corporation (the “Company”), certifies, pursuant to the authority delega

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 (Mark One) ý ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 1

Underwriting Agreement dated as of June 16, 2025

EX-1.1 Exhibit 1.1 ATMOS ENERGY CORPORATION $500,000,000 5.200% Senior Notes Due 2035 UNDERWRITING AGREEMENT June 16, 2025 Credit Agricole Securities (USA) Inc. 1301 Avenue of the Americas New York, New York 10019 J.P. Morgan Securities LLC 383 Madison Avenue New York, New York 10179 U.S. Bancorp Investments, Inc. 214 North Tryon Street, 26th Floor Charlotte, North Carolina 28202 As Representative

Form of Global Security for 5.200% Senior Notes due 2035

EX-4.2 Exhibit 4.2 THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITORY OR A NOMINEE THEREOF. THIS SECURITY MAY NOT BE EXCHANGED IN WHOLE OR IN PART FOR A SECURITY REGISTERED, AND NO TRANSFER OF THIS SECURITY IN WHOLE OR IN PART MAY BE REGISTERED, IN THE NAME OF ANY PERSON OTHER THAN SUCH DEPOSITORY OR ITS NOMI

Exhibit 4.3 to Form 8-K dated June 26, 2024 (File No. 1-10042)

EX-4.3 Exhibit 4.3 THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITORY OR A NOMINEE THEREOF. THIS SECURITY MAY NOT BE EXCHANGED IN WHOLE OR IN PART FOR A SECURITY REGISTERED, AND NO TRANSFER OF THIS SECURITY IN WHOLE OR IN PART MAY BE REGISTERED, IN THE NAME OF ANY PERSON OTHER THAN SUCH DEPOSITORY OR ITS NOMI

Current Report

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 June 16, 2025 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (Comm

Calculation of Filing Fee Tables (Form Type) Atmos Energy Corp. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Tables 424(b)(2) (Form Type) Atmos Energy Corp.

$500,000,000 Atmos Energy Corporation 5.200% Senior Notes due 2035

Table of Contents Filed Pursuant to Rule 424(b)(2) Registration No. 333-283563 Prospectus Supplement June 16, 2025 (To Prospectus dated December 3, 2024) $500,000,000 Atmos Energy Corporation 5.200% Senior Notes due 2035 This is an offering of $500,000,000 aggregate principal amount of 5.200% Senior Notes due 2035 (the “notes”). The notes will bear interest at the rate of 5.200% per year and will

Subject to Completion Preliminary Prospectus Supplement dated June 16, 2025

424B5 Table of Contents The information in this preliminary prospectus supplement is not complete and may be changed.

ATMOS ENERGY CORPORATION Final Term Sheet 5.200% Senior Notes due 2035

FWP Filed Pursuant to Rule 433 under the Securities Act of 1933 Registration Statement No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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 March 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 1-10042 Atmos Energy

Letter regarding unaudited interim financial information

Exhibit 15 Board of Directors and Shareholders of Atmos Energy Corporation Atmos Energy Corporation We are aware of the incorporation by reference in the Registration Statements (Form S-3, No.

Atmos Energy Corporation Reports Earnings for Fiscal 2025 Second Quarter; Raises Fiscal 2025 Guidance

Exhibit 99.1 News Release Analysts and Media Contact: Dan Meziere (972) 855-3729 Atmos Energy Corporation Reports Earnings for Fiscal 2025 Second Quarter; Raises Fiscal 2025 Guidance DALLAS (May 7, 2025) - Atmos Energy Corporation (NYSE: ATO) today reported consolidated results for its second fiscal quarter ended March 31, 2025. This news release should be read in conjunction with our Form 10-Q an

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 May 7, 2025 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATI

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 May 7, 2025 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas and Virginia 1-10042 75-1743247 - - - (State or Other Jurisdiction (Commission File (I

Filing Fee Table.

Exhibit 107.1 Calculation of Filing Fee Tables FORM S-8 (Form Type) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title (1) Fee Calculation Rule (2) Amount Registered (3) Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Common stock

As filed with the Securities and Exchange Commission on April 30, 2025

As filed with the Securities and Exchange Commission on April 30, 2025 Registration No.

Atmos Energy Corporation 1998 Long-Term Incentive Plan (as amended and restated).

Exhibit 99.1 ATMOS ENERGY CORPORATION 1998 LONG-TERM INCENTIVE PLAN (as amended and restated February 5, 2025) The Atmos Energy Corporation 1998 Long-Term Incentive Plan (hereinafter called the “Plan”) was adopted by the Board of Directors of Atmos Energy Corporation, a Texas and Virginia corporation (hereinafter called the “Company”) on August 12, 1998, to be effective October 1, 1998. The Plan,

Letter of Ernst & Young LLP Regarding Unaudited Interim Financial Information.

Exhibit 15.1 April 30, 2025 The Board of Directors and Shareholders of Atmos Energy Corporation We are aware of the incorporation by reference in the Registration Statement (Form S-8) of Atmos Energy Corporation for the registration of 2,000,000 shares of its common stock of our report dated February 4, 2025 relating to the unaudited condensed consolidated interim financial statements of Atmos Ene

LETTER

April 15, 2025 Christopher Forsythe Chief Financial Officer Atmos Energy Corp 1800 Three Lincoln Centre 5430 LBJ Freeway Dallas, TX 75240 Re: Atmos Energy Corp Form 10-K for the Fiscal Year ended September 30, 2024 Filed November 18, 2024 File No.

Entry into a Material Definitive Agreement

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 March 31, 2025 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (Com

March 27, 2025

March 27, 2025 VIA EDGAR TRANSMISSION United States Securities and Exchange Commission Division of Corporation Finance Office of Energy and Transportation 100 F Street, NE Washington, D.

LETTER

March 7, 2025 Christopher Forsythe Chief Financial Officer Atmos Energy Corp 1800 Three Lincoln Centre 5430 LBJ Freeway Dallas, TX 75240 Re: Atmos Energy Corp Form 10-K for the Fiscal Year ended September 30, 2024 Filed November 18, 2024 File No.

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 February 5, 2025 Date of Report (Date of earliest event reported) ATMOS ENERGY CORP

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 February 5, 2025 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (C

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 February 4, 2025 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas and Virginia 1-10042 75-1743247 - - - (State or Other Jurisdiction (Commission Fi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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 December 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 1-10042 Atmos Ene

Letter regarding unaudited interim financial information

Exhibit 15 Board of Directors and Shareholders of Atmos Energy Corporation Atmos Energy Corporation We are aware of the incorporation by reference in the Registration Statements (Form S-3, No.

Atmos Energy Corporation Reports Earnings for Fiscal 2025 First Quarter; Affirms Fiscal 2025 Guidance

Exhibit 99.1 News Release Analysts and Media Contact: Dan Meziere (972) 855-3729 Atmos Energy Corporation Reports Earnings for Fiscal 2025 First Quarter; Affirms Fiscal 2025 Guidance DALLAS (February 4, 2025) - Atmos Energy Corporation (NYSE: ATO) today reported consolidated results for its first fiscal quarter ended December 31, 2024. This news release should be read in conjunction with our Form

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 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)(2)) ☐ Defin

ARS

2024 Annual ReportColorado-Kansas Division Denver, CO Louisiana Division Kentucky/Mid-States Division Franklin, TN Baton Rouge, LA Mississippi Division Atmos Energy Corporation Headquarters, Dallas, TX Flowood, MS Lubbock, TX West Texas Division Katy Hub Carthage Hub Waha Hub Mid-Tex Division Atmos Pipeline-Texas Division Dallas, TX Natural gas distribution areas Proprietary storage Division offices Major gas delivery hubs Financial Highlights 3.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 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)(2)) ☒ Defin

Atmos Energy Corporation Announces Retirement of Karen E. Hartsfield and Appointment of Jessica Bateman Pulliam to Senior Vice President, General Counsel and Corporate Secretary

Exhibit 99.1 News Release Analyst and Media Contact: Dan Meziere (972) 855-3729 Atmos Energy Corporation Announces Retirement of Karen E. Hartsfield and Appointment of Jessica Bateman Pulliam to Senior Vice President, General Counsel and Corporate Secretary DALLAS (December 5, 2024) - Atmos Energy Corporation (NYSE: ATO) announced today that Karen E. Hartsfield, currently Senior Vice President, Ge

Regulation FD Disclosure

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 December 3, 2024 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas and Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (C

Filing fee table

Exhibit 107 Calculation of Filing Fee Tables Form S-3 (Form Type) Atmos Energy Corp.

Atmos Energy Corporation Common stock Having an Aggregate Offering Price of up to $1,700,000,000

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-283563 Prospectus supplement (To prospectus dated December 3, 2024) Atmos Energy Corporation Common stock Having an Aggregate Offering Price of up to $1,700,000,000 This prospectus supplement and the accompanying base prospectus relate to the offer and sale from time to time of shares of common stock of Atmos Energy Corporatio

Statement of eligibility of trustee for debt securities on Form T-1

EX-25 Exhibit 25 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ☐ Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.

Calculation of Filing Fee Tables (Form Type) Atmos Energy Corp. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Tables 424(b)(5) (Form Type) Atmos Energy Corp.

Current Report

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 December 3, 2024 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (C

Exhibit 1.2 to Form 8-K dated December 3, 2024 (File No. 1-10042)

Exhibit 1.2 To: Atmos Energy Corporation From: [Dealer] Re: Issuer Share Forward Sale Transactions Date: [DATE], 2024 Dear Sir(s): The purpose of this communication (this “Master Confirmation”) is to set forth the terms and conditions of the transactions to be entered into from time to time between [Dealer] (“Dealer”) and Atmos Energy Corporation (“Counterparty”) in accordance with the terms of th

As filed with the Securities and Exchange Commission on December 3, 2024

S-3ASR Table of Contents As filed with the Securities and Exchange Commission on December 3, 2024 Registration No.

Equity Distribution Agreement, dated as of December 3, 2024, among Atmos Energy Corporation and the Managers and Forward Purchasers named in Schedule A thereto.

Exhibit 1.1 ATMOS ENERGY CORPORATION $1,700,000,000 Common Stock (no par value per share) EQUITY DISTRIBUTION AGREEMENT December 3, 2024 BNP Paribas Securities Corp. 787 Seventh Avenue New York, NY 10019 and the Managers and Forward Purchasers listed in Schedule A hereto. Ladies and Gentlemen: Atmos Energy Corporation, a Texas and Virginia corporation (the “Company”), confirms its agreement (this

Exhibit 4.1(b)

Exhibit 4.1(b) DESCRIPTION OF COMMON STOCK The following summary of the common stock, no par value per share (the “common stock”), of Atmos Energy Corporation (the “Company”) is based on and qualified by reference to, the Company’s Restated Articles of Incorporation filed in Texas and Virginia (the “Articles of Incorporation”) and Amended and Restated Bylaws (the “Bylaws”). For a complete descript

Subsidiaries of the registrant

Exhibit 21 SUBSIDIARIES OF ATMOS ENERGY CORPORATION Name State of Incorporation Percent of Ownership ATMOS ENERGY HOLDINGS, INC.

Insider Trading Policy

Exhibit 19 August 6, 2024 Insider Trading Policy Purpose Atmos Energy Corporation (including its subsidiaries, “Atmos Energy” or the “Company”) prides itself in promoting and maintaining a culture in which sound, ethical business standards and practices are the norm.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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 September 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 1-1004

ATO / Atmos Energy Corporation / PRICE T ROWE ASSOCIATES INC /MD/ Passive Investment

SC 13G 1 ato13gsep24.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. ) ATMOS ENERGY CORP (Name of Issuer) COMMON STOCK (Title of Class of Securities) 049560105 (CUSIP NUMBER) September 30, 2024 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant

ATO / Atmos Energy Corporation / WELLINGTON MANAGEMENT GROUP LLP - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2 )* Atmos Energy Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 049560105 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate

JOINT FILING AGREEMENT

JOINT FILING AGREEMENT The undersigned hereby agree that this Schedule 13G (the “Schedule 13G”) with respect to the common stock of Atmos Energy Corporation is, and any additional amendment thereto signed by each of the undersigned shall be, filed on behalf of each undersigned pursuant to and in accordance with the provisions of 13d-1(k) under the Securities Exchange Act of 1934, as amended, and that all subsequent amendments to the Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint filing agreements.

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 November 6, 2024 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas and Virginia 1-10042 75-1743247 - - - (State or Other Jurisdiction (Commission Fi

Atmos Energy Corporation Reports Earnings for Fiscal 2024; Initiates Fiscal 2025 Guidance; Raises Dividend

Exhibit 99.1 News Release Analysts and Media Contact: Dan Meziere (972) 855-3729 Atmos Energy Corporation Reports Earnings for Fiscal 2024; Initiates Fiscal 2025 Guidance; Raises Dividend DALLAS (November 6, 2024) - Atmos Energy Corporation (NYSE: ATO) today reported consolidated results for its fourth fiscal quarter and year ended September 30, 2024. This news release should be read in conjunctio

Form of Officers’ Certificate, to be dated October 1, 2024

Exhibit 4.1 ATMOS ENERGY CORPORATION Officers’ Certificate Pursuant to Section 301 of the Indenture October 1, 2024 Each of the undersigned, Daniel M. Meziere, Vice President of Investor Relations and Treasurer, and Karen E. Hartsfield, Senior Vice President, General Counsel and Corporate Secretary, in each case, of Atmos Energy Corporation (the “Company”), certifies, pursuant to the authority del

Current Report

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 October 1, 2024 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (Co

Exhibit 4.3 to Form 8-K dated October 1, 2024 (File No. 1-10042)

Exhibit 4.3 THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITORY OR A NOMINEE THEREOF. THIS SECURITY MAY NOT BE EXCHANGED IN WHOLE OR IN PART FOR A SECURITY REGISTERED, AND NO TRANSFER OF THIS SECURITY IN WHOLE OR IN PART MAY BE REGISTERED, IN THE NAME OF ANY PERSON OTHER THAN SUCH DEPOSITORY OR ITS NOMINEE EXC

Current Report

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 September 17, 2024 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation)

Form of Global Security for 5.000% Senior Notes due 2054

Exhibit 4.2 THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITORY OR A NOMINEE THEREOF. THIS SECURITY MAY NOT BE EXCHANGED IN WHOLE OR IN PART FOR A SECURITY REGISTERED, AND NO TRANSFER OF THIS SECURITY IN WHOLE OR IN PART MAY BE REGISTERED, IN THE NAME OF ANY PERSON OTHER THAN SUCH DEPOSITORY OR ITS NOMINEE EXC

Exhibit 4.2 to Form 8-K dated October 1, 2024 (File No. 1-10042)

Exhibit 4.2 ATMOS ENERGY CORPORATION Officers’ Certificate Pursuant to Section 301 of the Indenture October 1, 2024 Each of the undersigned, Daniel M. Meziere, Vice President of Investor Relations and Treasurer, and Karen E. Hartsfield, Senior Vice President, General Counsel and Corporate Secretary, in each case, of Atmos Energy Corporation (the “Company”), certifies, pursuant to the authority del

Exhibit 4.4 to Form 8-K dated October 1, 2024 (File No. 1-10042)

Exhibit 4.4 THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITORY OR A NOMINEE THEREOF. THIS SECURITY MAY NOT BE EXCHANGED IN WHOLE OR IN PART FOR A SECURITY REGISTERED, AND NO TRANSFER OF THIS SECURITY IN WHOLE OR IN PART MAY BE REGISTERED, IN THE NAME OF ANY PERSON OTHER THAN SUCH DEPOSITORY OR ITS NOMINEE EXC

Underwriting Agreement dated as of September 17, 2024

Exhibit 1.1 ATMOS ENERGY CORPORATION $650,000,000 5.000% Senior Notes Due 2054 UNDERWRITING AGREEMENT September 17, 2024 Mizuho Securities USA LLC 1271 Avenue of the Americas New York, New York 10020 TD Securities (USA) LLC 1 Vanderbilt Avenue, 11th Floor New York, New York 10017 U.S. Bancorp Investments, Inc. 214 North Tryon Street, 26th Floor Charlotte, North Carolina 28202 As Representatives of

Current Report

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 September 18, 2024 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation)

Calculation of Filing Fee Tables (Form Type) Atmos Energy Corp. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Tables 424(b)(2) (Form Type) Atmos Energy Corp.

$650,000,000 Atmos Energy Corporation 5.000% Senior Notes due 2054

Filed Pursuant to Rule 424(b)(2) Registration No. 333-271038 Prospectus Supplement September 17, 2024 (To Prospectus dated March 31, 2023) $650,000,000 Atmos Energy Corporation 5.000% Senior Notes due 2054 This is an offering of $650,000,000 aggregate principal amount of 5.000% Senior Notes due 2054 (the “notes”). The notes will bear interest at the rate of 5.000% per year and will mature on Decem

ATMOS ENERGY CORPORATION Final Term Sheet 5.000% Senior Notes due 2054

FWP Filed Pursuant to Rule 433 under the Securities Act of 1933 Registration Statement No.

Subject to Completion Preliminary Prospectus Supplement dated September 17, 2024

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-271038 The information in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying prospectus are not an offer to sell these securities and are not soliciting an offer to buy these securities in any jurisdiction where the offer or sale is not permitt

Atmos Energy Corporation Names Telisa Toliver to Board of Directors

Exhibit 99.1 News Release Analyst and Media Contact:  Dan Meziere (972) 855-3729 Atmos Energy Corporation Names Telisa Toliver to Board of Directors DALLAS (September 16, 2024) - Atmos Energy Corporation (NYSE: ATO) announced today that Telisa Toliver has been elected to its board of directors, effective September 10, 2024. Ms. Toliver currently serves as General Manager, Renewable Power for Chevr

Atmos Energy Corporation Names Edward Geiser to Board of Directors

Exhibit 99.2    News Release Analyst and Media Contact:  Dan Meziere (972) 855-3729 Atmos Energy Corporation Names Edward Geiser to Board of Directors DALLAS (September 16, 2024) - Atmos Energy Corporation (NYSE: ATO) announced today that Edward Geiser has been elected to its board of directors, effective September 10, 2024. Mr. Geiser is the Executive Managing Partner of Juniper Capital Advisors,

Current Report

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 September 10, 2024 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation)

Atmos Energy Corporation Reports Earnings for Fiscal 2024 Third Quarter; Reaffirms Fiscal 2024 Guidance

Exhibit 99.1 News Release Analysts and Media Contact: Dan Meziere (972) 855-3729 Atmos Energy Corporation Reports Earnings for Fiscal 2024 Third Quarter; Reaffirms Fiscal 2024 Guidance DALLAS (August 7, 2024) - Atmos Energy Corporation (NYSE: ATO) today reported consolidated results for its third fiscal quarter ended June 30, 2024. This news release should be read in conjunction with our Form 10-Q

Letter regarding unaudited interim financial information

Exhibit 15 Board of Directors and Shareholders of Atmos Energy Corporation Atmos Energy Corporation We are aware of the incorporation by reference in the Registration Statements (Form S-3, No.

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 August 7, 2024 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas and Virginia 1-10042 75-1743247 - - - (State or Other Jurisdiction (Commission File

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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 June 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 1-10042 Atmos Energy

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 (Mark One) ý ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 1

Exhibit 4.2 to Form 8-K dated June 21, 2024 (File No. 1-10042)

Exhibit 4.2 ATMOS ENERGY CORPORATION Officers’ Certificate Pursuant to Section 301 of the Indenture June 21, 2024 Each of the undersigned, Daniel M. Meziere, Vice President of Investor Relations and Treasurer, and Karen E. Hartsfield, Senior Vice President, General Counsel and Corporate Secretary of Atmos Energy Corporation (the “Company”) certifies, pursuant to the authority delegated to each of

Form of Officers’ Certificate, to be dated June 21, 2024

EX-4.1 Exhibit 4.1 ATMOS ENERGY CORPORATION Officers’ Certificate Pursuant to Section 301 of the Indenture June 21, 2024 Each of the undersigned, Daniel M. Meziere, Vice President of Investor Relations and Treasurer, and Karen E. Hartsfield, Senior Vice President, General Counsel and Corporate Secretary of Atmos Energy Corporation (the “Company”) certifies, pursuant to the authority delegated to e

Exhibit 4.3 to Form 8-K dated June 21, 2024 (File No. 1-10042)

Exhibit 4.3 THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITORY OR A NOMINEE THEREOF. THIS SECURITY MAY NOT BE EXCHANGED IN WHOLE OR IN PART FOR A SECURITY REGISTERED, AND NO TRANSFER OF THIS SECURITY IN WHOLE OR IN PART MAY BE REGISTERED, IN THE NAME OF ANY PERSON OTHER THAN SUCH DEPOSITORY OR ITS NOMINEE EXC

Underwriting Agreement dated as of June 18, 2024

EX-1.1 Exhibit 1.1 EXECUTION VERSION ATMOS ENERGY CORPORATION $325,000,000 5.900% Senior Notes Due 2033 UNDERWRITING AGREEMENT June 18, 2024 BNP Paribas Securities Corp. 787 Seventh Avenue, 3rd Floor New York, New York 10019 J.P. Morgan Securities LLC 383 Madison Ave New York, New York 10179 Wells Fargo Securities, LLC 550 South Tyron Street Charlotte, North Carolina 28202 As Representatives of th

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 June 18, 2024 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORA

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 June 18, 2024 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (Comm

Current Report

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 June 21, 2024 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (Comm

Form of Global Security for 5.900% Senior Notes due 2033

EX-4.2 Exhibit 4.2 THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITORY OR A NOMINEE THEREOF. THIS SECURITY MAY NOT BE EXCHANGED IN WHOLE OR IN PART FOR A SECURITY REGISTERED, AND NO TRANSFER OF THIS SECURITY IN WHOLE OR IN PART MAY BE REGISTERED, IN THE NAME OF ANY PERSON OTHER THAN SUCH DEPOSITORY OR ITS NOMI

$325,000,000 Atmos Energy Corporation 5.900% Senior Notes due 2033

Table of Contents Filed Pursuant to Rule 424(b)(2) Registration No. 333-271038 Prospectus Supplement June 18, 2024 (To Prospectus dated March 31, 2023) $325,000,000 Atmos Energy Corporation 5.900% Senior Notes due 2033 This is an offering of $325,000,000 aggregate principal amount of 5.900% Senior Notes due 2033 (the “new notes”). The new notes are an additional issuance of the 5.900% Senior Notes

Calculation of Filing Fee Tables (Form Type) Atmos Energy Corp. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amo

Exhibit 107 Calculation of Filing Fee Tables 424(b)(2) (Form Type) Atmos Energy Corp.

ATMOS ENERGY CORPORATION Final Term Sheet 5.900% Senior Notes due 2033 (constituting a further issuance of the 5.900% Senior Notes due 2033, of which $400,000,000 aggregate principal amount was issued on October 10, 2023)

Filed Pursuant to Rule 433 under the Securities Act of 1933 Registration Statement No.

Subject to Completion Preliminary Prospectus Supplement dated June 18, 2024

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-271038 The information in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying prospectus are not an offer to sell these securities and are not soliciting an offer to buy these securities in any jurisdiction where the offer or sale is not permitt

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 May 8, 2024 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas and Virginia 1-10042 75-1743247 - - - (State or Other Jurisdiction (Commission File (I

Calculation of Filing Fee Tables (Form Type) Atmos Energy Corp. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amo

Exhibit 107 Calculation of Filing Fee Tables 424(b)(5) (Form Type) Atmos Energy Corp.

Exhibit 1.2 to Form 8-K dated May 8, 2024 (File No. 1-10042)

Exhibit 1.2 To: Atmos Energy Corporation From: [Dealer] Re: Issuer Share Forward Sale Transactions Date: [DATE], 2024 Dear Sir(s): The purpose of this communication (this “Master Confirmation”) is to set forth the terms and conditions of the transactions to be entered into from time to time between [Dealer] (“Dealer”) and Atmos Energy Corporation (“Counterparty”) in accordance with the terms of th

Exhibit 1.1 to Form 8-K dated May 8, 2024 (File No. 1-10042)

Exhibit 1.1 ATMOS ENERGY CORPORATION $1,000,000,000 Common Stock (no par value per share) EQUITY DISTRIBUTION AGREEMENT May 8, 2024 BNP Paribas Securities Corp. 787 Seventh Avenue New York, NY 10019 and the Managers and Forward Purchasers listed in Schedule A hereto. Ladies and Gentlemen: Atmos Energy Corporation, a Texas and Virginia corporation (the “Company”), confirms its agreement (this “Agre

Letter regarding unaudited interim financial information

Exhibit 15 Board of Directors and Shareholders of Atmos Energy Corporation Atmos Energy Corporation We are aware of the incorporation by reference in the Registration Statements (Form S-3, No.

Atmos Energy Corporation Reports Earnings for Fiscal 2024 Second Quarter; Raises Fiscal 2024 Guidance

Exhibit 99.1 News Release Analysts and Media Contact: Dan Meziere (972) 855-3729 Atmos Energy Corporation Reports Earnings for Fiscal 2024 Second Quarter; Raises Fiscal 2024 Guidance DALLAS (May 8, 2024) - Atmos Energy Corporation (NYSE: ATO) today reported consolidated results for its second fiscal quarter ended March 31, 2024. This news release should be read in conjunction with our Form 10-Q an

Current Report

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 May 8, 2024 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (Commis

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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 March 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 1-10042 Atmos Energy

Atmos Energy Corporation Common stock Having an Aggregate Offering Price of up to $1,000,000,000

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-271038 Prospectus supplement (To prospectus dated March 31, 2023) Atmos Energy Corporation Common stock Having an Aggregate Offering Price of up to $1,000,000,000 This prospectus supplement and the accompanying base prospectus relate to the offer and sale from time to time of shares of common stock of Atmos Energy Corporation

Exhibit 10.2 to Form 8-K dated March 28, 2024 (File No. 1-10042)

Exhibit 10.2 REVOLVING CREDIT AGREEMENT (5-Year) dated as of March 28, 2024 among ATMOS ENERGY CORPORATION, as Borrower, THE LENDERS FROM TIME TO TIME PARTY HERETO, CRÉDIT AGRICOLE CORPORATE AND INVESTMENT BANK as Administrative Agent, JPMORGAN CHASE BANK, N.A. and MIZUHO BANK, LTD., as Co-Syndication Agents, BNP PARIBAS SECURITIES CORP., BANK OF AMERICA, NATIONAL ASSOCIATION, COBANK, ACB, U.S. BA

Exhibit 10.1 to Form 8-K dated March 28, 2024 (File No. 1-10042)

Exhibit 10.1 REVOLVING CREDIT AGREEMENT (3-Year) dated as of March 28, 2024 among ATMOS ENERGY CORPORATION, as Borrower, THE LENDERS FROM TIME TO TIME PARTY HERETO, CRÉDIT AGRICOLE CORPORATE AND INVESTMENT BANK as Administrative Agent, JPMORGAN CHASE BANK, N.A. and MIZUHO BANK, LTD., as Co-Syndication Agents, BNP PARIBAS SECURITIES CORP., BANK OF AMERICA, NATIONAL ASSOCIATION, COBANK, ACB, U.S. BA

Entry into a Material Definitive Agreement

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 March 28, 2024 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas And Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (Com

ATO / Atmos Energy Corporation / Aristotle Capital Management, LLC Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) (AMENDMENT NO. 1)* Atmos Energy Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 049560105 (CUSIP Number) Michelle Gosom Aristotle Capital Management

ATO / Atmos Energy Corporation / 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.: 12)* Name of issuer: Atmos Energy Corp Title of Class of Securities: Common Stock CUSIP Number: 049560105 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ 

Current Report

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 February 7, 2024 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (C

ATO / Atmos Energy Corporation / WELLINGTON MANAGEMENT GROUP LLP - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1 )* ATMOS ENERGY CORP (Name of Issuer) Common Stock (Title of Class of Securities) 049560105 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to d

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 February 6, 2024 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas and Virginia 1-10042 75-1743247 - - - (State or Other Jurisdiction (Commission Fi

Letter regarding unaudited interim financial information

Exhibit 15 Board of Directors and Shareholders of Atmos Energy Corporation Atmos Energy Corporation We are aware of the incorporation by reference in the Registration Statements (Form S-3, No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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 December 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 1-10042 Atmos Ene

Atmos Energy Corporation Reports Earnings for Fiscal 2024 First Quarter; Affirms Fiscal 2024 Guidance

Exhibit 99.1 News Release Analysts and Media Contact: Dan Meziere (972) 855-3729 Atmos Energy Corporation Reports Earnings for Fiscal 2024 First Quarter; Affirms Fiscal 2024 Guidance DALLAS (February 6, 2024) - Atmos Energy Corporation (NYSE: ATO) today reported consolidated results for its first fiscal quarter ended December 31, 2023. This news release should be read in conjunction with our Form

ATO / Atmos Energy Corporation / BlackRock Inc. Passive Investment

SC 13G/A 1 us0495601058012524.txt us0495601058012524.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 2) ATMOS ENERGY CORP - (Name of Issuer) Common Stock - (Title of Class of Securities) 049560105 - (CUSIP Number) December 31, 2023 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box

ATO / Atmos Energy Corporation / STATE STREET CORP Passive Investment

SC 13G/A 1 AtmosEnergyCorp.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 AMENDED FILING ATMOS ENERGY CORP (NAME OF ISSUER) COMMON STOCK (TITLE OF CLASS OF SECURITIES) 049560105 (CUSIP NUMBER) 12/31/2023 (DATE OF EVENT WHICH REQUIRES FILING OF THIS STATEMENT) CHECK THE APPROPRIATE BOX TO DESIGNATE THE RULE PURSUANT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 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)(2)) ☒ Defin

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 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)(2)) ☐ Defin

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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 September 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 1-1004

Atmos Energy Corporation Executive Compensation Recoupment Policy, Effective October 2, 2023

Exhibit 97.1 Atmos Energy Corporation Executive Compensation Recoupment Policy Effective Date: October 2, 2023 The purpose of this Executive Compensation Recoupment Policy (this “Policy”) is to permit (or, where applicable, require) Atmos Energy Corporation and its affiliates (collectively, the “Company”) to recover certain Incentive-Based Compensation received by a Covered Executive in the event

Subsidiaries of the registrant

Exhibit 21 SUBSIDIARIES OF ATMOS ENERGY CORPORATION Name State of Incorporation Percent of Ownership ATMOS ENERGY HOLDINGS, INC.

Atmos Energy Corporation Reports Earnings for Fiscal 2023; Initiates Fiscal 2024 Guidance; Raises Dividend

Exhibit 99.1 News Release Analysts and Media Contact: Dan Meziere (972) 855-3729 Atmos Energy Corporation Reports Earnings for Fiscal 2023; Initiates Fiscal 2024 Guidance; Raises Dividend DALLAS (November 8, 2023) - Atmos Energy Corporation (NYSE: ATO) today reported consolidated results for its fourth fiscal quarter and year ended September 30, 2023. Highlights •Earnings per diluted share was $6.

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 November 8, 2023 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas and Virginia 1-10042 75-1743247 - - - (State or Other Jurisdiction (Commission Fi

Current Report

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 October 5, 2023 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas And Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (Co

Underwriting Agreement dated as of October 5, 2023

Exhibit 1.1 EXECUTION VERSION ATMOS ENERGY CORPORATION $400,000,000 5.900% Senior Notes Due 2033 $500,000,000 6.200% Senior Notes Due 2053 UNDERWRITING AGREEMENT October 5, 2023 BofA Securities, Inc. One Bryant Park New York, New York 10036 Credit Agricole Securities (USA) Inc. 1301 Avenue of the Americas New York, New York 10019 Mizuho Securities USA LLC 1271 Avenue of the Americas New York, New

$900,000,000 Atmos Energy Corporation $400,000,000 5.900% Senior Notes due 2033 $500,000,000 6.200% Senior Notes due 2053

424B2 1 d659422d424b2.htm 424B2 Table of Contents Filed Pursuant to Rule 424(b)(2) Registration No. 333-271038 Prospectus Supplement October 5, 2023 (To Prospectus dated March 31, 2023) $900,000,000 Atmos Energy Corporation $400,000,000 5.900% Senior Notes due 2033 $500,000,000 6.200% Senior Notes due 2053 This is an offering of $400,000,000 aggregate principal amount of 5.900% Senior Notes due 20

Exhibit 4.4 to Form 8-K dated October 10, 2023 (File No. 1-10042)

Exhibit 4.4 THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITORY OR A NOMINEE THEREOF. THIS SECURITY MAY NOT BE EXCHANGED IN WHOLE OR IN PART FOR A SECURITY REGISTERED, AND NO TRANSFER OF THIS SECURITY IN WHOLE OR IN PART MAY BE REGISTERED, IN THE NAME OF ANY PERSON OTHER THAN SUCH DEPOSITORY OR ITS NOMINEE EXC

Exhibit 4.3 to Form 8-K dated October 10, 2023 (File No. 1-10042)

Exhibit 4.3 THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITORY OR A NOMINEE THEREOF. THIS SECURITY MAY NOT BE EXCHANGED IN WHOLE OR IN PART FOR A SECURITY REGISTERED, AND NO TRANSFER OF THIS SECURITY IN WHOLE OR IN PART MAY BE REGISTERED, IN THE NAME OF ANY PERSON OTHER THAN SUCH DEPOSITORY OR ITS NOMINEE EXC

Form of Global Security for 5.900% Senior Notes due 2033

Exhibit 4.2 THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITORY OR A NOMINEE THEREOF. THIS SECURITY MAY NOT BE EXCHANGED IN WHOLE OR IN PART FOR A SECURITY REGISTERED, AND NO TRANSFER OF THIS SECURITY IN WHOLE OR IN PART MAY BE REGISTERED, IN THE NAME OF ANY PERSON OTHER THAN SUCH DEPOSITORY OR ITS NOMINEE EXC

Form of Global Security for 6.200% Senior Notes due 2053

Exhibit 4.3 THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITORY OR A NOMINEE THEREOF. THIS SECURITY MAY NOT BE EXCHANGED IN WHOLE OR IN PART FOR A SECURITY REGISTERED, AND NO TRANSFER OF THIS SECURITY IN WHOLE OR IN PART MAY BE REGISTERED, IN THE NAME OF ANY PERSON OTHER THAN SUCH DEPOSITORY OR ITS NOMINEE EXC

Current Report

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 October 10, 2023 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (C

Form of Officers’ Certificate, to be dated October 10, 2023

Exhibit 4.1 ATMOS ENERGY CORPORATION Officers’ Certificate Pursuant to Section 301 of the Indenture October 10, 2023 Each of the undersigned, Daniel M. Meziere, Vice President of Investor Relations and Treasurer, and Karen E. Hartsfield, Senior Vice President, General Counsel and Corporate Secretary of Atmos Energy Corporation (the “Company”) certifies, pursuant to the authority delegated to each

Exhibit 4.2 to Form 8-K dated October 10, 2023 (File No. 1-10042)

Exhibit 4.2 ATMOS ENERGY CORPORATION Officers’ Certificate Pursuant to Section 301 of the Indenture October 10, 2023 Each of the undersigned, Daniel M. Meziere, Vice President of Investor Relations and Treasurer, and Karen E. Hartsfield, Senior Vice President, General Counsel and Corporate Secretary of Atmos Energy Corporation (the “Company”) certifies, pursuant to the authority delegated to each

Calculation of Filing Fee Tables (Form Type) Atmos Energy Corp. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

EX-FILING FEES Calculation of Filing Fee Tables 424(b)(2) (Form Type) Atmos Energy Corp.

Subject to Completion Preliminary Prospectus Supplement dated October 5, 2023

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-271038 The information in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying prospectus are not an offer to sell these securities and are not soliciting an offer to buy these securities in any jurisdiction where the offer or sale is not permitt

ATMOS ENERGY CORPORATION Final Term Sheet 5.900% Senior Notes due 2033 6.200% Senior Notes due 2053

Filed Pursuant to Rule 433 under the Securities Act of 1933 Registration Statement No.

Exhibit 3.1 to Form 8-K dated August 1, 2023 (File No. 1-10042)

EX-3.1 Exhibit 3.1 AMENDED AND RESTATED BYLAWS OF ATMOS ENERGY CORPORATION (as of August 4, 2023) - *** - ARTICLE I OFFICES 1.01 Registered Office. The registered office in the State of Texas shall be located in the City of Dallas, County of Dallas, State of Texas. The registered office in the Commonwealth of Virginia shall be located in the City of Richmond, Commonwealth of Virginia. 1.02 Other O

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 August 1, 2023 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) TEXAS AND VIRGINIA 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (Com

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 August 2, 2023 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas and Virginia 1-10042 75-1743247 - - - (State or Other Jurisdiction (Commission File

Letter regarding unaudited interim financial information

Exhibit 15 Board of Directors and Shareholders of Atmos Energy Corporation Atmos Energy Corporation We are aware of the incorporation by reference in the Registration Statements (Form S-3, No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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 June 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 1-10042 Atmos Energy

Atmos Energy Corporation Reports Earnings for Fiscal 2023 Third Quarter; Reaffirms Fiscal 2023 Guidance

Exhibit 99.1 News Release Analysts and Media Contact: Dan Meziere (972) 855-3729 Atmos Energy Corporation Reports Earnings for Fiscal 2023 Third Quarter; Reaffirms Fiscal 2023 Guidance DALLAS (August 2, 2023) - Atmos Energy Corporation (NYSE: ATO) today reported consolidated results for its third fiscal quarter ended June 30, 2023. Highlights •Earnings per diluted share was $5.33 for the nine mont

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 (Mark One) ý ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 1

Securitized Utility Tariff Property Servicing Agreement between Atmos Energy Kansas Securitization I, LLC and Atmos Energy Corporation, as Servicer, dated as of June 20, 2023.

EX-10.1 Exhibit 10.1 SECURITIZED UTILITY TARIFF PROPERTY SERVICING AGREEMENT by and between ATMOS ENERGY KANSAS SECURITIZATION I, LLC, as Issuer and ATMOS ENERGY CORPORATION, as Servicer Dated as of June 20, 2023 TABLE OF CONTENTS ARTICLE I. DEFINITIONS AND RULES OF CONSTRUCTION 4 SECTION 1.01. Definitions and Rules of Construction 4 ARTICLE II. APPOINTMENT AND AUTHORIZATION OF SERVICER 5 SECTION

Administration Agreement between Atmos Energy Kansas Securitization I, LLC and Atmos Energy Corporation, as Administrator, dated as of June 20, 2023.

EX-10.3 Exhibit 10.3 ADMINISTRATION AGREEMENT This ADMINISTRATION AGREEMENT, dated as of June 20, 2023 (this “Administration Agreement”), is by and between ATMOS ENERGY KANSAS SECURITIZATION I, LLC, a Delaware limited liability company, as Issuer (the “Issuer”), and ATMOS ENERGY CORPORATION, a Virginia and Texas corporation (“Atmos Energy”), as Administrator (in such capacity, the “Administrator”)

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 June 20, 2023 Date of Report (Date of earliest event reported) (Commission File Num

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 June 20, 2023 Date of Report (Date of earliest event reported) (Commission File Number) (Exact Name of Registrant as Specified in its Charter) (State or Other Jurisdiction of Incorporation or Organization) (I.R.S. Employer Identifica

Exhibit 4.1 to Form 8-K dated June 20, 2023 (File No. 1-10042)

EX-4.1 Exhibit 4.1 INDENTURE by and among Atmos Energy Kansas Securitization I, LLC, as Issuer and U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, as Indenture Trustee and U.S. BANK NATIONAL ASSOCIATION, as Securities Intermediary Dated as of June 20, 2023 TABLE OF CONTENTS Page ARTICLE I DEFINITIONS AND RULES OF CONSTRUCTION; INCORPORATION BY REFERENCE 2 SECTION 1.01. Definitions and Rules of Cons

June 20, 2023

EX-99.1 Exhibit 99.1 SIDLEY AUSTIN LLP 787 SEVENTH AVENUE NEW YORK, NY 10019 +1 212 839 5300 +1 212 839 5599 FAX AMERICA • ASIA PACIFIC • EUROPE June 20, 2023 To Each of the Persons Listed on Schedule A Attached Hereto Re: Federal Constitutional Issues Related to Atmos Energy Kansas Securitization I, LLC Series 2023-A Senior Secured Securitized Tariff Bonds Ladies and Gentlemen: We have served as

Securitized Utility Tariff Property Purchase and Sale Agreement between Atmos Energy Kansas Securitization I, LLC and Atmos Energy Corporation, as Seller, dated as of June 20, 2023.

EX-10.2 Exhibit 10.2 SECURITIZED UTILITY TARIFF PROPERTY PURCHASE AND SALE AGREEMENT between ATMOS ENERGY KANSAS SECURITIZATION I, LLC, as Issuer and ATMOS ENERGY CORPORATION, as Seller Dated as of June 20, 2023 TABLE OF CONTENTS Page ARTICLE I DEFINITIONS 1 Section 1.01 Definitions 1 Section 1.02 Other Definitional Provisions 1 ARTICLE II CONVEYANCE OF THE SECURITIZED UTILITY TARIFF PROPERTY 2 Se

June 20, 2023

EX-99.2 Exhibit 99.2 4801 Main Street, Suite 1000 Kansas City, MO 64112 Main: 816.983.8000 Fax: 916.983.8081 June 20, 2023 To the Addressees set forth on Schedule A RE: Atmos Energy Corporation Atmos Energy Kansas Securitization I, LLC Opinion Letter Regarding Kansas Constitutional Issues Ladies and Gentlemen: We have acted as special counsel in the State of Kansas, sometimes referred to hereinaft

Exhibit 4.2 to Form 8-K dated June 20, 2023 (File No. 1-10042)

EX-4.2 Exhibit 4.2 This SERIES SUPPLEMENT, dated as of June 20, 2023 (this “Supplement”), is by and among Atmos Energy Kansas Securitization I, LLC, a limited liability company created under the laws of the State of Delaware (the “Issuer”), U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, a national banking association (“Bank”), not in its individual capacity, but solely in its capacity as indenture

Administration Agreement between Atmos Energy Kansas Securitization I, LLC and Atmos Energy Corporation, as Administrator, to be dated as of June 20, 2023.

EX-10.3 Exhibit 10.3 ADMINISTRATION AGREEMENT This ADMINISTRATION AGREEMENT, dated as of June 20, 2023 (this “Administration Agreement”), is by and between ATMOS ENERGY KANSAS SECURITIZATION I, LLC, a Delaware limited liability company, as Issuer (the “Issuer”), and ATMOS ENERGY CORPORATION, a Virginia and Texas corporation (“Atmos Energy”), as Administrator (in such capacity, the “Administrator”)

Securitized Utility Tariff Property Purchase and Sale Agreement between Atmos Energy Kansas Securitization I, LLC and Atmos Energy Corporation, as Seller, to be dated as of June 20, 2023.

EX-10.2 Exhibit 10.2 SECURITIZED UTILITY TARIFF PROPERTY PURCHASE AND SALE AGREEMENT between ATMOS ENERGY KANSAS SECURITIZATION I, LLC, as Issuer and ATMOS ENERGY CORPORATION, as Seller Dated as of June 20, 2023 TABLE OF CONTENTS Page ARTICLE I DEFINITIONS 1 Section 1.01 Definitions 1 Section 1.02 Other Definitional Provisions 1 ARTICLE II CONVEYANCE OF THE SECURITIZED UTILITY TARIFF PROPERTY 2 Se

$95,000,000 Series 2023-A Senior Secured Securitized Utility Tariff Bonds Atmos Energy Corporation Sponsor, Depositor and Initial Servicer Central Index Key Number: 0000731802 Atmos Energy Kansas Securitization I, LLC Issuing Entity Central Index Key

424B8 Table of Contents Filed Pursuant to Rule 424(b)(1) and Rule 424(b)(8) Registration Statement Nos.

$95,000,000 Series 2023-A Senior Secured Securitized Utility Tariff Bonds Atmos Energy Corporation Sponsor, Depositor and Initial Servicer Central Index Key Number: 0000731802 Atmos Energy Kansas Securitization I, LLC Issuing Entity Central Index Key

424B1 Table of Contents Filed Pursuant to Rule 424(b)(1) and Rule 424(b)(8) Registration Statement Nos.

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, 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 June 9, 2023 Date of Report (Date of earliest event reported) (Commission File Number) (Exact Name of Registrant as Specified in its Charter) (State or Other Jurisdiction of Incorporation or Organization) (I.R.S. Employer Identificat

Securitized Utility Tariff Property Servicing Agreement between Atmos Energy Kansas Securitization I, LLC and Atmos Energy Corporation, as Servicer, to be dated as of June 20, 2023.

EX-10.1 4 d486632dex101.htm EX-10.1 Exhibit 10.1 SECURITIZED UTILITY TARIFF PROPERTY SERVICING AGREEMENT by and between ATMOS ENERGY KANSAS SECURITIZATION I, LLC, as Issuer and ATMOS ENERGY CORPORATION, as Servicer Dated as of June 20, 2023 TABLE OF CONTENTS ARTICLE I. DEFINITIONS AND RULES OF CONSTRUCTION 4 SECTION 1.01. Definitions and Rules of Construction 4 ARTICLE II. APPOINTMENT AND AUTHORIZ

Exhibit 1.1 of Form 8-K dated June 9, 2023 (File No. 1-10042)

EX-1.1 2 d486632dex11.htm EX-1.1 Exhibit 1.1 ATMOS ENERGY KANSAS SECURITIZATION I, LLC ATMOS ENERGY CORPORATION $95,000,000 SERIES 2023-A SENIOR SECURED SECURITIZED UTILITY TARIFF BONDS UNDERWRITING AGREEMENT June 9, 2023 To the Underwriter named in Schedule I hereto Ladies and Gentlemen: 1. Introduction. Atmos Energy Kansas Securitization I, LLC, a Delaware limited liability company (the “Issuer”

Indenture by and among Atmos Energy Kansas Securitization I, LLC, U.S. Bank Trust Company, National Association, as Indenture Trustee, and U.S. Bank National Association, as Securities Intermediary (including the form of the Bonds and the Series Supplement), to be dated as of June 20, 2023.

EX-4.1 3 d486632dex41.htm EX-4.1 Exhibit 4.1 INDENTURE by and among Atmos Energy Kansas Securitization I, LLC, as Issuer and U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, as Indenture Trustee and U.S. BANK NATIONAL ASSOCIATION, as Securities Intermediary Dated as of June 20, 2023 TABLE OF CONTENTS Page ARTICLE I DEFINITIONS AND RULES OF CONSTRUCTION; INCORPORATION BY REFERENCE 2 SECTION 1.01. Def

Atmos Energy Kansas Securitization I, LLC (Issuing Entity) PRICING TERM SHEET $95,000,000 Series 2023-A Senior Secured Securitized Utility Tariff Bonds Issuing entity: Atmos Energy Kansas Securitization I, LLC (the “Issuing Entity”) Sponsor, deposito

Free Writing Prospectus, dated June 9, 2023 Filed pursuant to Rule 433 under the Securities Act of 1933 Relating to the Preliminary Prospectus, dated June 5, 2023 Registration Statement Nos.

ATO / Atmos Energy Corp. / BlackRock Inc. Passive Investment

us0495601058060623.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 1) ATMOS ENERGY CORP - (Name of Issuer) Common Stock - (Title of Class of Securities) 049560105 - (CUSIP Number) May 31, 2023 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which

Atmos Energy Kansas Securitization I, LLC (Issuing Entity) PRELIMINARY TERM SHEET $95,000,000 Series 2023-A Senior Secured Securitized Utility Tariff Bonds Issuing entity: Atmos Energy Kansas Securitization I, LLC (the “Issuing Entity”) Sponsor, depo

FWP Free Writing Prospectus, dated June 6, 2023 Filed pursuant to Rule 433 under the Securities Act of 1933 Supplementing the Preliminary Prospectus, dated May 26, 2023 Registration Statement Nos.

As filed with the U.S. Securities and Exchange Commission on June 5, 2023

Table of Contents As filed with the U.S. Securities and Exchange Commission on June 5, 2023 Registration Nos. 333-270078 and 333-270078-01 SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Amendment No. 2 to FORM SF-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ATMOS ENERGY CORPORATION ATMOS ENERGY KANSAS SECURITIZATION I, LLC (Exact name of registrant, sponsor and depositor as

Remainder of the page intentionally left blank

CORRESP June 5, 2023 Division of Corporation Finance Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.

June 5, 2023

CORRESP June 5, 2023 VIA EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance Office of Structured Finance 100 F Street, NE Washington, D.C. 20549 Attention: Jason Weidberg Arthur Sandel Re: Atmos Energy Corporation Atmos Energy Kansas Securitization I, LLC Registration Statement on Form SF-1 Filed February 28, 2023 File Nos. 333-270078 and 333-270078-01 Dear Mr. Weidberg

Form of Indenture between Atmos Energy Kansas Securitization I, LLC, the Trustee and the Securities Intermediary (including the forms of the securitized utility tariff bonds and form of Series Supplement)

EX-4.1 Exhibit 4.1 INDENTURE by and among Atmos Energy Kansas Securitization I, LLC, as Issuer and U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, as Indenture Trustee and U.S. BANK NATIONAL ASSOCIATION, as Securities Intermediary Dated as of June [•], 2023 TABLE OF CONTENTS Page ARTICLE I DEFINITIONS AND RULES OF CONSTRUCTION; INCORPORATION BY REFERENCE 2 SECTION 1.01. Definitions and Rules of Con

Form of Securitized Utility Tariff Property Servicing Agreement between Atmos Energy Kansas Securitization I, LLC and Atmos Energy Corporation, as Servicer

EX-10.1 3 d472690dex101.htm EX-10.1 Exhibit 10.1 SECURITIZED UTILITY TARIFF PROPERTY SERVICING AGREEMENT by and between ATMOS ENERGY KANSAS SECURITIZATION I, LLC, as Issuer and ATMOS ENERGY CORPORATION, as Servicer Dated as of June [•], 2023 TABLE OF CONTENTS ARTICLE I. DEFINITIONS AND RULES OF CONSTRUCTION 4 SECTION 1.01. Definitions and Rules of Construction 4 ARTICLE II. APPOINTMENT AND AUTHORI

Form of Opinion of Sidley Austin LLP with respect to U.S. constitutional matters

EX-99.2 Exhibit 99.2 SIDLEY AUSTIN LLP 787 SEVENTH AVENUE NEW YORK, NY 10019 +1 212 839 5300 +1 212 839 5599 FAX AMERICA • ASIA PACIFIC • EUROPE [•], 2023 To Each of the Persons Listed on Schedule A Attached Hereto Re: Federal Constitutional Issues Related to Atmos Energy Kansas Securitization I, LLC Series 2023-A Senior Secured Securitized Tariff Bonds Ladies and Gentlemen: We have served as spec

Form of Securitized Utility Tariff Property Servicing Agreement between Atmos Energy Kansas Securitization I, LLC and Atmos Energy Corporation, as Servicer

EX-10.1 Exhibit 10.1 SECURITIZED UTILITY TARIFF PROPERTY SERVICING AGREEMENT by and between ATMOS ENERGY KANSAS SECURITIZATION I, LLC, as Issuer and ATMOS ENERGY CORPORATION, as Servicer Dated as of June [•], 2023 TABLE OF CONTENTS ARTICLE I. DEFINITIONS AND RULES OF CONSTRUCTION 4 SECTION 1.01. Definitions and Rules of Construction 4 ARTICLE II. APPOINTMENT AND AUTHORIZATION OF SERVICER 5 SECTION

Form of Underwriting Agreement

EX-1.1 Exhibit 1.1 ATMOS ENERGY KANSAS SECURITIZATION I, LLC ATMOS ENERGY CORPORATION $95,000,000 SERIES 2023-A SENIOR SECURED SECURITIZED UTILITY TARIFF BONDS UNDERWRITING AGREEMENT [Pricing Date], 2023 To the Underwriter named in Schedule I hereto Ladies and Gentlemen: 1. Introduction. Atmos Energy Kansas Securitization I, LLC, a Delaware limited liability company (the “Issuer”), proposes to iss

Amended and Restated Limited Liability Company Agreement of Atmos Energy Kansas Securitization I, LLC, dated as of May 26, 2023 (filed as Exhibit 3.3 to Atmos Energy Corporation’s and Atmos Energy Kansas Securitization I, LLC’s Registration Statement on Form SF-1 filed on June 5, 2023 (Reg. Nos. 333-270078 and 333-270078-01) and incorporated herein by reference).

EX-3.3 Exhibit 3.3 AMENDED AND RESTATED LIMITED LIABILITY COMPANY AGREEMENT OF ATMOS ENERGY KANSAS SECURITIZATION I, LLC DATED AS OF MAY 26, 2023 TABLE OF CONTENTS Page ARTICLE I GENERAL PROVISIONS SECTION 1.01 Definitions. 1 SECTION 1.02 Sole Member; Registered Office and Agent. 2 SECTION 1.03 Other Offices 3 SECTION 1.04 Name 3 SECTION 1.05 Purpose; Nature of Business Permitted; Powers 3 SECTION

Form T-1 Statement of Eligibility under the Trust Indenture Act of 1939 of U.S. Bank Trust Company, National Association

EX-25.1 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ☐ Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. Employ

Form of Administration Agreement between Atmos Energy Kansas Securitization I, LLC and Atmos Energy Corporation, as Administrator

EX-10.3 Exhibit 10.3 ADMINISTRATION AGREEMENT This ADMINISTRATION AGREEMENT, dated as of June [•], 2023 (this “Administration Agreement”), is by and between ATMOS ENERGY KANSAS SECURITIZATION I, LLC, a Delaware limited liability company, as Issuer (the “Issuer”), and ATMOS ENERGY CORPORATION, a Virginia and Texas corporation (“Atmos Energy”), as Administrator (in such capacity, the “Administrator”

As filed with the U.S. Securities and Exchange Commission on May 26, 2023

SF-1/A Table of Contents As filed with the U.S. Securities and Exchange Commission on May 26, 2023 Registration Nos. 333-270078 and 333-270078-01 SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Amendment No. 1 to FORM SF-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ATMOS ENERGY CORPORATION ATMOS ENERGY KANSAS SECURITIZATION I, LLC (Exact name of registrant, sponsor and depos

Corporate Services Agreement between Citadel SPV (USA) LLC, as the independent manager of Atmos Energy Kansas Securitization I, LLC, and Atmos Energy Corporation, dated as of May 26, 2023

EX-10.4 Exhibit 10.4 CORPORATE SERVICES AGREEMENT THIS CORPORATE SERVICES AGREEMENT, dated as of May 26, 2023 (this “Agreement”) is between Atmos Energy Corporation, a corporation organized under the laws of the State of Texas (the “Client”), and Citadel SPV (USA) LLC, a limited liability company organized under the laws of the State of Delaware (“Citadel”). The parties hereto agree as follows: 1.

Form of Indenture between Atmos Energy Kansas Securitization I, LLC, the Trustee and the Securities Intermediary (including the forms of the securitized utility tariff bonds and form of Series Supplement)

EX-4.1 Exhibit 4.1 INDENTURE by and among Atmos Energy Kansas Securitization I, LLC, as Issuer and U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, as Indenture Trustee and U.S. BANK NATIONAL ASSOCIATION, as Securities Intermediary Dated as of June [•], 2023 TABLE OF CONTENTS Page ARTICLE I DEFINITIONS AND RULES OF CONSTRUCTION; INCORPORATION BY REFERENCE 2 SECTION 1.01. Definitions and Rules of Con

Form of Securitized Utility Tariff Property Purchase and Sale Agreement between Atmos Energy Kansas Securitization I, LLC and Atmos Energy Corporation, as Seller

EX-10.2 Exhibit 10.2 SECURITIZED UTILITY TARIFF PROPERTY PURCHASE AND SALE AGREEMENT between ATMOS ENERGY KANSAS SECURITIZATION I, LLC, as Issuer and ATMOS ENERGY CORPORATION, as Seller Dated as of June [•], 2023 TABLE OF CONTENTS Page ARTICLE I DEFINITIONS 1 Section 1.01 Definitions 1 Section 1.02 Other Definitional Provisions 1 ARTICLE II CONVEYANCE OF THE SECURITIZED UTILITY TARIFF PROPERTY 2 S

Form of Opinion of Husch Blackwell LLP with respect to Kansas constitutional matters

EX-99.3 Exhibit 99.3 [ ], 2023 To the Addressees set forth on Schedule A RE: Atmos Energy Corporation Atmos Energy Kansas Securitization I, LLC Opinion Letter Regarding Kansas Constitutional Issues Ladies and Gentlemen: We have acted as special counsel in the State of Kansas, sometimes referred to hereinafter as the “State,” to Atmos Energy Kansas Securitization I, LLC (the “Issuer”), and Atmos En

Filing Fee Table

EX-FILING FEES EXHIBIT 107.1 Calculation of Filing Fee Table Form SF-1 (Form Type) Atmos Energy Corporation Atmos Energy Kansas Securitization I, LLC (Exact Name of Registrant, Sponsor and Depositor as Specified in its Charter) (Exact Name of Registrant and Issuing Entity as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amoun

Consent of Independent Manager

EX-99.4 14 d472690dex994.htm EX-99.4 Exhibit 99.4 CONSENT OF THE INDEPENDENT MANAGER Atmos Energy Corporation and Atmos Energy Kansas Securitization I, LLC (the “Issuer”) have filed a Registration Statement on Form SF-1 (Registration Nos. 333-270078 and 333-270078-01; as subsequently amended, the “Registration Statement”) with the Securities and Exchange Commission under the Securities Act of 1933

May 26, 2023

CORRESP SIDLEY AUSTIN LLP 1000 LOUISIANA STREET SUITE 5900 HOUSTON, TX 77002 +1 713 495 4500 +1 713 495 7799 FAX AMERICA • ASIA PACIFIC • EUROPE May 26, 2023 VIA EDGAR U.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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 March 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 1-10042 Atmos Energy

Atmos Energy Corporation Reports Earnings for Fiscal 2023 Second Quarter; Tightens Fiscal 2023 Guidance

Exhibit 99.1 News Release Analysts and Media Contact: Dan Meziere (972) 855-3729 Atmos Energy Corporation Reports Earnings for Fiscal 2023 Second Quarter; Tightens Fiscal 2023 Guidance DALLAS (May 3, 2023) - Atmos Energy Corporation (NYSE: ATO) today reported consolidated results for its second fiscal quarter ended March 31, 2023. Highlights •Earnings per diluted share was $4.40 for the six months

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 May 3, 2023 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATI

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 May 3, 2023 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas and Virginia 1-10042 75-1743247 - - - (State or Other Jurisdiction (Commission File (I

Letter regarding unaudited interim financial information

Exhibit 15 Board of Directors and Shareholders of Atmos Energy Corporation Atmos Energy Corporation We are aware of the incorporation by reference in the Registration Statements (Form S-3, No.

Calculation of Filing Fee Tables (Form Type) Atmos Energy Corp. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

EX-FILING FEES 2 d442581dexfilingfees.htm EX-FILING FEES Exhibit 107 Calculation of Filing Fee Tables 424(b)(5) (Form Type) Atmos Energy Corp. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggrega

As filed with the Securities and Exchange Commission on March 31, 2023

Table of Contents As filed with the Securities and Exchange Commission on March 31, 2023 Registration No.

Exhibit 1.1 to Form 8-K dated March 31, 2023 (File No. 1-10042)

EX-1.1 2 d470311dex11.htm EX-1.1 Exhibit 1.1 ATMOS ENERGY CORPORATION $1,000,000,000 Common Stock (no par value per share) EQUITY DISTRIBUTION AGREEMENT March 31, 2023 BNP Paribas Securities Corp. 787 Seventh Avenue New York, NY 10019 and the Managers and Forward Purchasers listed in Schedule A hereto. Ladies and Gentlemen: Atmos Energy Corporation, a Texas and Virginia corporation (the “Company”)

Filing fee table

Exhibit 107 Calculation of Filing Fee Tables Form S-3 (Form Type) Atmos Energy Corp.

Statement of eligibility of trustee for debt securities on Form T-1

EX-25 Exhibit 25 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ☐ Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.

Exhibit 1.2 to Form 8-K dated March 31, 2023 (File No. 1-10042)

EX-1.2 Exhibit 1.2 To: Atmos Energy Corporation From: [Dealer] Re: Issuer Share Forward Sale Transactions Date: [DATE], 2023 Dear Sir(s): The purpose of this communication (this “Master Confirmation”) is to set forth the terms and conditions of the transactions to be entered into from time to time between [Dealer] (“Dealer”) and Atmos Energy Corporation (“Counterparty”) in accordance with the term

Letter of Ernst & Young LLP Regarding Unaudited Interim Financial Information

EX-15.1 Exhibit 15.1 Board of Directors and Shareholders Atmos Energy Corporation We are aware of the incorporation by reference in the Registration Statement (Form S-3) of Atmos Energy Corporation for the registration of $5,000,000,000 of its debt securities and shares of its common stock of our report dated February 7, 2023 relating to the unaudited condensed consolidated interim financial state

Atmos Energy Corporation Common stock Having an Aggregate Offering Price of up to $1,000,000,000

424B5 Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-271038 Prospectus supplement (To prospectus dated March 31, 2023) Atmos Energy Corporation Common stock Having an Aggregate Offering Price of up to $1,000,000,000 This prospectus supplement and the accompanying base prospectus relate to the offer and sale from time to time of shares of common stock of Atmos Energy Corpor

Regulation FD Disclosure, Entry into a Material Definitive Agreement, 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 March 31, 2023 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (Com

LETTER

United States securities and exchange commission logo March 27, 2023 Christopher T.

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 March 3, 2023 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORA

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 March 3, 2023 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas AND Virginia 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (Comm

Exhibit 10.1 to Form 8-K dated March 3, 2023 (File No. 1-10042)

Exhibit 10.1 Deal CUSIP 049561AN3 Facility CUSIP 049561AP8 TERM LOAN AGREEMENT dated as of March 3, 2023 among ATMOS ENERGY CORPORATION, as Borrower, THE LENDERS FROM TIME TO TIME PARTY HERETO and U.S. BANK NATIONAL ASSOCIATION, as Administrative Agent, MIZUHO BANK, LTD., as Syndication Agent COBANK, ACB, as Documentation Agent U.S. BANK NATIONAL ASSOCIATION, MIZUHO BANK, LTD., and COBANK, ACB as

Financing Order

EX-99.1 Exhibit 99.1 20221025150915 Kansas Corporation Commission BEFORE THE STATE CORPORATION COMMISSION OF THE STATE OF KANSAS Before Commissioners: Dwight D. Keen, Chair Susan K. Duffy Andrew J. French In The Matter of The Application of ) Atmos Energy Corporation For the ) Recovery of Qualified Extraordinary ) DOCKET NO. 22-ATMG-538-TAR Costs and Issuance of a Financing ) Order. ) TABLE OF CON

Power of Attorney of Atmos Energy Kansas Securitization I, LLC (included on signature page to this Registration Statement)

SF-1 Table of Contents As filed with the U.S. Securities and Exchange Commission on February 28, 2023 Registration Nos. 333- and 333- SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SF-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ATMOS ENERGY CORPORATION ATMOS ENERGY KANSAS SECURITIZATION I, LLC (Exact name of registrant, sponsor and depositor as specified in its charte

Filing Fee Table

EX-FILING FEES EXHIBIT 107.1 Calculation of Filing Fee Table Form SF-1 (Form Type) Atmos Energy Corporation Atmos Energy Kansas Securitization I, LLC (Exact Name of Registrant, Sponsor and Depositor as Specified in its Charter) (Exact Name of Registrant and Issuing Entity as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amoun

Certificate of Formation of Atmos Energy Kansas Securitization I, LLC

Exhibit 3.1 CERTIFICATE OF FORMATION OF ATMOS ENERGY KANSAS SECURITIZATION I, LLC This Certificate of Formation of Atmos Energy Kansas Securitization I, LLC (the “Company”) is being duly executed and filed by L. M. Wilson, as an authorized person, to form a limited liability company under the Delaware Limited Liability Company Act (6 Del. C. § 18-101 et seq.). FIRST. The name of the limited liabil

Limited Liability Company Agreement of Atmos Energy Kansas Securitization I, LLC

EX-3.2 Exhibit 3.2 LIMITED LIABILITY COMPANY AGREEMENT OF ATMOS ENERGY KANSAS SECURITIZATION I, LLC Effective as of October 28, 2022 TABLE OF CONTENTS Page Article I Definitions 3 Article II Formation of the Company 4 2.1. Formation 4 2.2. Name 5 2.3. Place of Business 5 2.4. Registered Office and Registered Agent 5 2.5. Term 5 2.6. Business Purpose 5 Article III Initial Member 6 3.1. Name and Pla

ATO / Atmos Energy Corporation / Aristotle Capital Management, LLC Passive Investment

SC 13G 1 fp0081839-1sc13g.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) (AMENDMENT NO. 0)* Atmos Energy Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 049560105 (CUSIP Number) Michelle Goso

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 February 8, 2023 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) TEXAS AND VIRGINIA 1-10042 75-1743247 (State or Other Jurisdiction of Incorporation) (C

ATO / Atmos Energy Corporation / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv0338-atmosenergycorp.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 11)* Name of issuer: Atmos Energy Corp. Title of Class of Securities: Common Stock CUSIP Number: 049560105 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate

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 February 7, 2023 Date of Report (Date of earliest event reported) ATMOS ENERGY CORPORATION (Exact Name of Registrant as Specified in its Charter) Texas and Virginia 1-10042 75-1743247 - - - (State or Other Jurisdiction (Commission Fi

Letter regarding unaudited interim financial information

EX-15 2 ato20221231ex-15.htm EX-15 Exhibit 15 Board of Directors and Shareholders of Atmos Energy Corporation Atmos Energy Corporation We are aware of the incorporation by reference in the Registration Statements (Form S-3, No. 33-37869; Form S-3, No. 33-58220; Form S-3D/A, No. 33-70212; Form S-3, No. 33-56915; Form S-3/A, No. 333-03339; Form S-3/A, No. 333-32475; Form S-3, No. 333-95525; Form S-3

Atmos Energy Corporation Reports Earnings for Fiscal 2023 First Quarter; Affirms Fiscal 2023 Guidance

EX-99.1 2 ato20230207exhibit991.htm EX-99.1 Exhibit 99.1 News Release Analysts and Media Contact: Dan Meziere (972) 855-3729 Atmos Energy Corporation Reports Earnings for Fiscal 2023 First Quarter; Affirms Fiscal 2023 Guidance DALLAS (February 7, 2023) - Atmos Energy Corporation (NYSE: ATO) today reported consolidated results for its first fiscal quarter ended December 31, 2022. Highlights •Earnin

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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 December 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 1-10042 Atmos Ene

ATO / Atmos Energy Corporation / STATE STREET CORP Passive Investment

SC 13G/A 1 AtmosEnergyCorp.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 AMENDED FILING ATMOS ENERGY CORP (NAME OF ISSUER) COMMON STOCK (TITLE OF CLASS OF SECURITIES) 049560105 (CUSIP NUMBER) 12/31/2022 (DATE OF EVENT WHICH REQUIRES FILING OF THIS STATEMENT) CHECK THE APPROPRIATE BOX TO DESIGNATE THE RULE PURSUANT

ATO / Atmos Energy Corporation / WELLINGTON MANAGEMENT GROUP LLP - SEC SCHEDULE 13G Passive Investment

SC 13G 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Atmos Energy Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 049560105 (CUSIP Number) December 30, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box t

ATO / Atmos Energy Corporation / BlackRock Inc. Passive Investment

SC 13G 1 us0495601058012523.txt us0495601058012523.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: ) ATMOS ENERGY CORP - (Name of Issuer) Common Stock - (Title of Class of Securities) 049560105 - (CUSIP Number) December 31, 2022 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box to

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 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)(2)) ? Defin

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

DEF 14A 1 d400285ddef14a.htm DEFINITIVE PROXY STATEMENT Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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,

Atmos Energy Corporation Common Stock Having an Aggregate Offering Price of up to $1,000,000,000

Filed Pursuant to Rule 424(b)(3) Registration Statement No. 333-257504 SUPPLEMENT NO. 1 dated November 14, 2022 to the PROSPECTUS SUPPLEMENT dated March 23, 2022 to the PROSPECTUS dated June 29, 2021 Atmos Energy Corporation Common Stock Having an Aggregate Offering Price of up to $1,000,000,000 The third and fourth sentences of the first paragraph on the cover page of the Prospectus Supplement ar

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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 September 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 1-1004

Subsidiaries of the registrant

Exhibit 21 SUBSIDIARIES OF ATMOS ENERGY CORPORATION Name State of Incorporation Percent of Ownership ATMOS ENERGY HOLDINGS, INC.

Exhibit 10.14(a) to Form 10-K for fiscal year ended September 30, 2022 (File No. 1-10042)

Exhibit 10.14(a) ATMOS ENERGY CORPORATION 1998 LONG-TERM INCENTIVE PLAN (as amended and restated February 3, 2021) The Atmos Energy Corporation 1998 Long-Term Incentive Plan (hereinafter called the ?Plan?) was adopted by the Board of Directors of Atmos Energy Corporation, a Texas and Virginia corporation (hereinafter called the ?Company?) on August 12, 1998, to be effective October 1, 1998. The Pl