HAL / Halliburton Company - SEC-Einreichungen, Jahresbericht, Proxy Statement

Conflict Minerals Report

Conflict Minerals Report Section I - Introduction of Applicability Pursuant to Rule 13p-1 (the "Rule") under the Securities Exchange Act of 1934, as amended, this Conflict Minerals Report ("CMR") was prepared for the reporting period January 1, 2025 to December 31, 2025 (the “Reporting Period”).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 No. 75-2677995 (State or other jurisdiction (C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 No. 75-2677995 (State or other jurisdiction (Commission (IRS Employer of incorporation or organization) File Number) Identification No.) 3000 North Sam Houston Parkway East Houston, Texas 77032 (A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 20, 2026 HALLIBURTON COMPANY

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 20, 2026 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File N

CALCULATION OF FILING FEE TABLES Form S-8 (Form Type) Halliburton Company (Exact Name of Registrant as Specified in its Charter) Table I: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered Proposed M

Exhibit 107 CALCULATION OF FILING FEE TABLES Form S-8 (Form Type) Halliburton Company (Exact Name of Registrant as Specified in its Charter) Table I: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee 1 Equity Common Stock, par value $2.

As filed with the Securities and Exchange Commission on May 20, 2026

As filed with the Securities and Exchange Commission on May 20, 2026 Registration No.

Mine Safety Disclosures

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

December 31

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ 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 001-03492 HALLIBURTON COMPANY (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 21, 2026 HALLIBURTON COMPAN

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 21, 2026 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File

HALLIBURTON ANNOUNCES

Exhibit 99.1 HALLIBURTON ANNOUNCES FIRST QUARTER 2026 RESULTS •Net income of $0.55 per diluted share. •Revenue of $5.4 billion and operating margin of 13%. •Cash flow from operations of $273 million and free cash flow1 of $123 million. •Approximately $100 million of share repurchases. HOUSTON – April 21, 2026 – Halliburton Company (NYSE: HAL) announced today net income of $461 million, or $0.55 pe

DEFA14A

halliburtoncompanydefa14

DEF 14A

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

PRE 14A

PRELIMINARY PROXY STATEMENT SUBJECT TO COMPLETION DATED MARCH 11, 2026 In accordance with Rule 14a-6(d) under Regulation 14A, please be advised that Halliburton Company intends to release definitive copies of this proxy statement to security holders on or about March 31, 2026.

= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION D

Exhibit 25.1 = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = UNITED STATES 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) || THE BANK OF NE

UNITED STATES

As filed with the Securities and Exchange Commission on February 6, 2026 Registration No.

Grant Date:

PERFORMANCE SHARE UNIT AWARD AGREEMENT EXHIBIT 10.43 Grant Date:<> Grantee (“Employee”):<> Aggregate Number of Performance Share Units Subject to Award (the “Plan Amount”):<> This PERFORMANCE SHARE UNIT AWARD AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Employee”). 1.Award of Units. As a participant in the 2026 cycle (the “

Calculation of Filing Fee Tables (Form Type) Halliburton Company Halliburton Operations Finance Company, LLC (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Tables S-3 (Form Type) Halliburton Company Halliburton Operations Finance Company, LLC (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 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 Equity Common Stock of Halliburton Company (“Halliburton”) 457(r) 0.

Grant Date:

RESTRICTED STOCK UNIT AGREEMENT EXHIBIT 10.41 Grant Date:<> Grantee (“Employee”):<> Aggregate Number of Units Subject to Award:<> This RESTRICTED STOCK UNIT AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Employee”). 1.Award of Units. Pursuant to the Halliburton Company Stock and Incentive Plan, as amended (the “Plan”), Employ

Mine Safety Disclosures

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

HALLIBURTON COMPANY Subsidiaries of the Registrant December 31, 2025 STATE OR COUNTRY NAME OF COMPANY OF INCORPORATION Brezz Newco (Halliburton Netherlands Holdings B.V) Netherlands Halliburton Energy Services, Inc. United States, Delaware Halliburto

Exhibit 21.1 HALLIBURTON COMPANY Subsidiaries of the Registrant December 31, 2025 STATE OR COUNTRY NAME OF COMPANY OF INCORPORATION Brezz Newco (Halliburton Netherlands Holdings B.V) Netherlands Halliburton Energy Services, Inc. United States, Delaware Halliburton Global Affiliates Holdings B.V. Netherlands Halliburton Global Holdings B.V. Curacao Halliburton Global Holdings, LLC United States, De

For the fiscal year ended

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year 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 001-03492 HALLIBURTON COMPANY (Exact

Grant Date:

DIRECTOR RESTRICTED STOCK UNIT AGREEMENT EXHIBIT 10.44 Grant Date:<> Grantee:<> Aggregate Number of Units Subject to Award:<> This RESTRICTED STOCK UNIT AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Director”). 1.Award of Units. Pursuant to the Halliburton Company Stock and Incentive Plan (the “Plan”), Director is hereby awa

Grant Date:

RESTRICTED STOCK UNIT AGREEMENT EXHIBIT 10.42 Grant Date:<> Grantee (“Employee”):<> Aggregate Number of Units Subject to Award:<> This RESTRICTED STOCK UNIT AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Employee”). 1.Award of Units. Pursuant to the Halliburton Company Stock and Incentive Plan, as amended (the “Plan”), Employ

Grant Date:

RESTRICTED STOCK AGREEMENT EXHIBIT 10.40 Grant Date:<> Grantee (“Employee”):<> Aggregate Number of Shares Subject to Award:<> This RESTRICTED STOCK AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Employee”). 1.Award of Shares. Pursuant to the Halliburton Company Stock and Incentive Plan, as amended (the “Plan”) the aggregate n

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 21, 2026 HALLIBURTON COMP

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 21, 2026 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fi

HALLIBURTON ANNOUNCES

Exhibit 99.1 HALLIBURTON ANNOUNCES FOURTH QUARTER 2025 RESULTS •Net income of $0.70 per diluted share. •Adjusted net income of $0.69 per diluted share1. •Revenue of $5.7 billion and operating margin of 13%. •Adjusted operating margin2 of 15%. •Cash flow from operations of $1.2 billion and free cash flow3 of $875 million. •Full year share repurchases of $1 billion. •Full year 85% return of free cas

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 13, 2026 HALLIBURTON COMP

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 13, 2026 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fi

EXHIBIT 99.1 PRESS RELEASE 3000 N. Sam Houston Pkwy E., Houston, TX 77032 Phone: 281-871-3602 Page 1 of 1 FOR IMMEDIATE RELEASE HALLIBURTON APPOINTS NEW WESTERN HEMISPHERE PRESIDENT HOUSTON – Jan. 14, 2026 – Halliburton (NYSE: HAL) announced today th

exhibit991-2026westernhe EXHIBIT 99.1 PRESS RELEASE 3000 N. Sam Houston Pkwy E., Houston, TX 77032 Phone: 281-871-3602 Page 1 of 1 FOR IMMEDIATE RELEASE HALLIBURTON APPOINTS NEW WESTERN HEMISPHERE PRESIDENT HOUSTON – Jan. 14, 2026 – Halliburton (NYSE: HAL) announced today that Casey Maxwell, senior vice president North America Land, has been promoted to president, Western Hemisphere, effective Feb

1 of 16 EXHIBIT 10.1 EXECUTIVE AGREEMENT This Executive Agreement (“Agreement”) is entered into by and between Michael Casey Maxwell (“Employee”) and Halliburton Energy Services, Inc., for and on behalf of itself, its subsidiaries, and its affiliated

exhibit101-maxwellcaseyp 1 of 16 EXHIBIT 10.1 EXECUTIVE AGREEMENT This Executive Agreement (“Agreement”) is entered into by and between Michael Casey Maxwell (“Employee”) and Halliburton Energy Services, Inc., for and on behalf of itself, its subsidiaries, and its affiliated companies (collectively, “Employer” or “Company”), as of February 1, 2026 (the “Effective Date”). RECITALS WHEREAS, Employer

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 3, 2025 HALLIBURTON COMP

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 3, 2025 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fi

Exhibit 10.2 1 of 16 EXECUTIVE AGREEMENT This Executive Agreement (“Agreement”) is entered into by and between Rami Yassine (“Employee”) and Halliburton Worldwide Resources, LLC, for and on behalf of itself, its subsidiaries, and its affiliated compa

exhibit102yassineramipre Exhibit 10.2 1 of 16 EXECUTIVE AGREEMENT This Executive Agreement (“Agreement”) is entered into by and between Rami Yassine (“Employee”) and Halliburton Worldwide Resources, LLC, for and on behalf of itself, its subsidiaries, and its affiliated companies (collectively, “Employer” or “Company”), as of January 1, 2026 (the “Effective Date”). RECITALS WHEREAS, Halliburton Ene

PRESS RELEASE 3000 N. Sam Houston Pkwy E., Houston, TX 77032 Phone: 281-871-3602 Page 1 of 2 FOR IMMEDIATE RELEASE HALLIBURTON APPOINTS SHANNON SLOCUM AS EXECUTIVE VICE PRESIDENT AND CHIEF OPERATING OFFICER HOUSTON – Dec. 4, 2025 – Halliburton (NYSE:

exhibit9912025-leadershi PRESS RELEASE 3000 N. Sam Houston Pkwy E., Houston, TX 77032 Phone: 281-871-3602 Page 1 of 2 FOR IMMEDIATE RELEASE HALLIBURTON APPOINTS SHANNON SLOCUM AS EXECUTIVE VICE PRESIDENT AND CHIEF OPERATING OFFICER HOUSTON – Dec. 4, 2025 – Halliburton (NYSE: HAL) announced today that Shannon Slocum has been promoted to executive vice president and chief operating officer and appoi

Exhibit 10.1 1 of 16 EXECUTIVE AGREEMENT This Executive Agreement (“Agreement”) is entered into by and between J. Shannon Slocum (“Employee”) and Halliburton Company, for and on behalf of itself, its subsidiaries, and its affiliated companies (collec

exhibit101slocumjshannon Exhibit 10.1 1 of 16 EXECUTIVE AGREEMENT This Executive Agreement (“Agreement”) is entered into by and between J. Shannon Slocum (“Employee”) and Halliburton Company, for and on behalf of itself, its subsidiaries, and its affiliated companies (collectively, “Employer” or “Company”), as of January 1, 2026 (the “Effective Date”). RECITALS WHEREAS, Halliburton Energy Services

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 2, 2025 HALLIBURTON COMP

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 2, 2025 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fi

3000 N. Sam Houston Pkwy E., Houston, TX 77032 Phone: 281-871-3602 Page 1 of 2 FOR IMMEDIATE RELEASE HALLIBURTON APPOINTS TIMOTHY A. LEACH TO BOARD OF DIRECTORS HOUSTON – Dec. 2, 2025 – Halliburton (NYSE: HAL) announced the appointment of Mr. Timothy

a025-leachpressreleasexf 3000 N. Sam Houston Pkwy E., Houston, TX 77032 Phone: 281-871-3602 Page 1 of 2 FOR IMMEDIATE RELEASE HALLIBURTON APPOINTS TIMOTHY A. LEACH TO BOARD OF DIRECTORS HOUSTON – Dec. 2, 2025 – Halliburton (NYSE: HAL) announced the appointment of Mr. Timothy A. Leach to its board of directors. The appointment is effective Dec. 2, 2025, and Mr. Leach will stand for election by shar

Mine Safety Disclosures

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

December 31

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period 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 001-03492 HALLIBURTON COMPA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 21, 2025 HALLIBURTON COMP

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 21, 2025 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fi

HALLIBURTON ANNOUNCES

Exhibit 99.1 HALLIBURTON ANNOUNCES THIRD QUARTER 2025 RESULTS •Net income of $0.02 per diluted share. •Adjusted net income of $0.58 per diluted share1. •Revenue of $5.6 billion and operating margin of 6%. •Adjusted operating margin2 of 13%. •Cash flow from operations of $488 million and free cash flow3 of $276 million. •Approximately $250 million of share repurchases. HOUSTON – October 21, 2025 –

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 14, 2025 HALLIBURTON COMP

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 14, 2025 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fi

Halliburton Company 3000 North Sam Houston Parkway East Houston, Texas 77032 Tel: (281) 871-2699

Exhibit 2.01 Halliburton Company 3000 North Sam Houston Parkway East Houston, Texas 77032 Tel: (281) 871-2699 The table below provides the relevant payments to governments made by Halliburton Company and its subsidiaries (the “Company”) in the year ended December 31, 2024. Disclosure of Payments (amounts in $USD)1 Country Project Business Segment Government Entity Taxes Fees Resource Method of Ext

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 No. 75-2677995 (State or other jurisdiction (C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 No. 75-2677995 (State or other jurisdiction (Commission (IRS Employer of incorporation or organization) File Number) Identification No.) 3000 North Sam Houston Parkway East Houston, Texas 77032 (A

XBRL INSTANCE DOCUMENT

iso4217:USD 0000045012 2024-01-01 2024-12-31 0000045012 country:KZ hal:StateRevenueDepartmentOfBostandykDistrictMember 2024-01-01 2024-12-31 0000045012 country:US hal:BureauOfLandManagementMember 2024-01-01 2024-12-31 0000045012 country:US hal:InternalRevenueServiceMember 2024-01-01 2024-12-31 0000045012 3 2024-01-01 2024-12-31 0000045012 1 2024-01-01 2024-12-31 0000045012 2 2024-01-01 2024-12-31 0000045012 HALLIBURTON COMPANY false 2.

XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT

Bureau of Land Management [Member] UNITED STATES State Revenue Department of Bostandyk District [Member] KAZAKHSTAN Internal Revenue Service [Member] Internal Revenue Service Bestobe Deposit [Member] Mineral (Barite, Bentonite) [Member] Drilling and Evaluation [Member] Bentonite Mining [Member]

EXHIBIT 10.1 US-DOCS\161783810.15 U.S. $3,500,000,000 FIVE YEAR REVOLVING CREDIT AGREEMENT dated as of August 18, 2025 among HALLIBURTON COMPANY and HALLIBURTON OPERATIONS FINANCE COMPANY, LLC as Borrowers, THE ISSUING BANKS NAMED HEREIN as Issuing B

halliburton-2025creditag EXHIBIT 10.1 US-DOCS\161783810.15 U.S. $3,500,000,000 FIVE YEAR REVOLVING CREDIT AGREEMENT dated as of August 18, 2025 among HALLIBURTON COMPANY and HALLIBURTON OPERATIONS FINANCE COMPANY, LLC as Borrowers, THE ISSUING BANKS NAMED HEREIN as Issuing Banks, CITIBANK, N.A. as Swingline Bank, THE BANKS NAMED HEREIN as Banks, CITIBANK, N.A. as Administrative Agent, DEUTSCHE BAN

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 18, 2025 HALLIBURTON COMPA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 18, 2025 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fil

Tenth Supplemental Indenture, dated as of July 1, 2025, by and among Halliburton Company, Halliburton

Execution Version HALLIBURTON COMPANY HALLIBURTON OPERATIONS FINANCE COMPANY, LLC TENTH SUPPLEMENTAL INDENTURE (3.

Fifth Supplemental Indenture, dated as of July 1, 2025, by and among Halliburton Company, Halliburton

Execution Version HALLIBURTON COMPANY HALLIBURTON OPERATIONS FINANCE COMPANY, LLC FIFTH SUPPLEMENTAL INDENTURE (6.

Mine Safety Disclosures.

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

Fourth Supplemental Indenture dated as of July 1, 2025, by and among DII Industries, LLC, Halliburton

Execution Version DII INDUSTRIES, LLC HALLIBURTON COMPANY HALLIBURTON OPERATIONS FINANCE COMPANY, LLC FOURTH SUPPLEMENTAL INDENTURE (7.

December 31

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ 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 001-03492 HALLIBURTON COMPANY (E

HALLIBURTON ANNOUNCES

Exhibit 99.1 HALLIBURTON ANNOUNCES SECOND QUARTER 2025 RESULTS •Net income of $0.55 per diluted share. •Cash flow from operations of $896 million and free cash flow1 of approximately $582 million. •Revenue of $5.5 billion and operating margin of 13%. •Approximately $250 million of share repurchases. HOUSTON – July 22, 2025 – Halliburton Company (NYSE: HAL) announced today net income of $472 millio

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 22, 2025 HALLIBURTON COMPANY

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 22, 2025 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File

EXHIBIT 99.1 Halliburton Announces New Chief Accounting Officer HOUSTON – July 14, 2025 – Halliburton Company (NYSE: HAL) today announced a change to the company’s senior executive leadership as part of its succession management process. Effective Ju

exhibit991-2025leadershi EXHIBIT 99.1 Halliburton Announces New Chief Accounting Officer HOUSTON – July 14, 2025 – Halliburton Company (NYSE: HAL) today announced a change to the company’s senior executive leadership as part of its succession management process. Effective July 16, 2025, Stephanie Holzhauser will assume the role of senior vice president and chief accounting officer. She replaces Ch

Executive Agreement effective as of July 16, 2025, between Halliburton Energy Services, Inc. and Stephanie Holzhauser.

exhibit101executiveagref

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 8, 2025 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File N

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 No. 75-2677995 (State or other jurisdiction (C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 No. 75-2677995 (State or other jurisdiction (Commission (IRS Employer of incorporation or organization) File Number) Identification No.) 3000 North Sam Houston Parkway East Houston, Texas 77032 (A

Conflict Minerals Report as required by Items 1.01 and 1.02 of this Form.

Conflict Minerals Report Section I - Introduction of Applicability Pursuant to Rule 13p-1 (the "Rule") under the Securities Exchange Act of 1934, as amended, this Conflict Minerals Report ("CMR") was prepared for the reporting period January 1, 2024 to December 31, 2024 (the “Reporting Period”).

NYSE TEXAS CERTIFICATION

New York Stock Exchange 11 Wall Street New York, NY 10005 Tel: +1 212.656.3000 nyse.com May 28, 2025 Chief, Information Technology Securities and Exchange Commission Division of Corporate Finance 100 F Street, NE MS 3040 Washington, DC 20549 To whom it may concern: The NYSE Texas certifies its approval for listing and registration of the Common stock, par value $2.50 per share, of HALLIBURTON COMP

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 HALLIBURTON COMPANY (Exact name of registrant a

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 75-2677995 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification Number)

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 21, 2025 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File N

Mine Safety Disclosures.

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

December 31

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ 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 001-03492 HALLIBURTON COMPANY (

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 22, 2025 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File

HALLIBURTON ANNOUNCES

Exhibit 99.1 HALLIBURTON ANNOUNCES FIRST QUARTER 2025 RESULTS •Net income of $0.24 per diluted share. •Adjusted net income per diluted share1 of $0.60. •Revenue of $5.4 billion and operating margin of 8%. •Adjusted operating margin2 of 14.5%. •Approximately $250 million of share repurchases. HOUSTON – April 22, 2025 – Halliburton Company (NYSE: HAL) announced today net income of $204 million, or $

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. ) _____________________________

defa14ana2025 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(

DEF 14A

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

Company Policy: Use of Material Nonpublic Information, Securities Trading Windows, and Hedging and Pledging of Company Securities.

Company Policy Exhibit 19.1 Use of Material Nonpublic Information, Securities Trading Windows, and Hedging and Pledging of Company Securities Date Approved: April 30, 2024 Reference No.: 3-02550 PURPOSE This policy establishes guidelines for compliance with the laws and regulations of the U.S. Securities and Exchange Commission and the New York Stock Exchange regarding the use of Material Nonpubli

Form of Restricted Stock Unit Agreement (U.S. Expat).

RESTRICTED STOCK UNIT AGREEMENT Exhibit 10.41 Grant Date: <> Grantee (“Employee”): <> Aggregate Number of Units Subject to Award: <> This RESTRICTED STOCK UNIT AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Employee”). 1.Award of Units. Pursuant to the Halliburton Company Stock and Incentive Plan, as amended (the “Plan”), Emp

Form of Performance Share Unit Award Agreement.

PERFORMANCE SHARE UNIT AWARD AGREEMENT Exhibit 10.42 Grant Date: <> Grantee (“Employee”): <> Aggregate Number of Performance Share Units Subject to Award (the “Plan Amount”): <> This PERFORMANCE SHARE UNIT AWARD AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Employee”). 1.Award of Units. As a participant in the 2024 cycle (th

Form of Restricted Stock Agreement.

RESTRICTED STOCK AGREEMENT Exhibit 10.39 Grant Date: <> Grantee (“Employee”): <> Aggregate Number of Shares Subject to Award: <> This RESTRICTED STOCK AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Employee”). 1.Award of Shares. Pursuant to the Halliburton Company Stock and Incentive Plan, as amended (the “Plan”) the aggregat

Subsidiaries of the Registrant.

Exhibit 21.1 HALLIBURTON COMPANY Subsidiaries of the Registrant December 31, 2024 STATE OR COUNTRY NAME OF COMPANY OF INCORPORATION Halliburton Energy Cayman Islands Limited II Cayman Islands Halliburton Energy Services, Inc. United States, Delaware Halliburton Global Affiliates Holdings B.V. Netherlands Halliburton Global Holdings B.V. Curacao Halliburton Global Holdings, LLC United States, Delaw

Form of Restricted Stock Unit Agreement (International).

RESTRICTED STOCK UNIT AGREEMENT Exhibit 10.40 Grant Date: <> Grantee (“Employee”): <> Aggregate Number of Units Subject to Award: <> This RESTRICTED STOCK UNIT AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Employee”). 1.Award of Units. Pursuant to the Halliburton Company Stock and Incentive Plan, as amended (the “Plan”), Emp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year 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 001-03492 HALLIBURTON COMPANY (Exact

Mine Safety Disclosures.

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

Form of Non-Management Director Restricted Stock Unit Agreement (Stock and Incentive Plan).

DIRECTOR RESTRICTED STOCK UNIT AGREEMENT Exhibit 10.43 Grant Date: <> Grantee: <> Aggregate Number of Units Subject to Award: <> This RESTRICTED STOCK UNIT AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Director”). 1.Award of Units. Pursuant to the Halliburton Company Stock and Incentive Plan (the “Plan”), Director is hereby

Company Policy: Securities Trading of Company Securities by the Company

Company Policy Exhibit 19.2 Securities Trading of Company Securities by the Company Date Approved: April 17, 2023 Reference No.: 3-90220 PURPOSE This policy establishes guidelines for the Company trading in Company Securities or related Derivative Securities. SCOPE This policy applies to Company operations worldwide. POLICY ROLES AND RESPONSIBILITIES The Executive Vice President and Chief Financia

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 22, 2025 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fi

(1) Free cash flow is a non-GAAP financial measure; please see reconciliation of Cash Flows from Operating Activities to Free Cash Flow in Footnote Table 5. (2) Adjusted net income is a non-GAAP financial measure; please see reconciliation of Net Inc

Exhibit 99.1 HALLIBURTON ANNOUNCES FOURTH QUARTER 2024 RESULTS •Net income of $0.70 per diluted share. •Revenue of $5.6 billion and operating margin of 17%. •Cash flow from operations of $1.5 billion and free cash flow1 of $1.1 billion. •Full year share repurchases of $1 billion. •Full year 60% return of free cash flow to shareholders. HOUSTON – January 22, 2025 – Halliburton Company (NYSE: HAL) a

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 6, 2025 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fil

LETTER

December 3, 2024 Eric Carre Chief Financial Officer Halliburton Company 3000 North Sam Houston Parkway East Houston, Texas 77032 Re: Halliburton Company Form 8-K filed September 3, 2024 File No.

3000 North Sam Houston Parkway East, Houston, Texas 77032 Phone 281.871.2699 November 15, 2024

3000 North Sam Houston Parkway East, Houston, Texas 77032 Phone 281.871.2699 November 15, 2024 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Life Sciences 100 F Street, N.E. Washington, D.C. 20549 Attn: Geoffrey Kruczek and James Lopez RE: Halliburton Company Form 8-K Filed September 3, 2024 File No. 001-03492 Dear Messrs. Kruczek and Lopez: H

HAL / Halliburton Company / VANGUARD GROUP INC Passive Investment

SC 13G/A 1 UnitedStates13GHalliburto.txt 240.13d-102 Schedule 13G - Information to be included in statements filed pursuant to 240.13d-1(b), (c), and (d) and amendments thereto filed pursuant to 240.13d-2. Securities and Exchange Commission, Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No. 11)* (Name of Issuer) Halliburton Co (Title of Class of Securitie

HAL / Halliburton Company / BlackRock, Inc. Passive Investment

SC 13G/A 1 us4062161017110824.txt us4062161017110824.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 15) HALLIBURTON COMPANY - (Name of Issuer) Common Stock - (Title of Class of Securities) 406216101 - (CUSIP Number) September 30, 2024 - (Date of Event Which Requires Filing of this Statement) Check the appropriate

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 ☐ TRANSITION REPORT PURSUANT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period 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 001-03492 HALLIBURTON COMPA

Mine Safety Disclosures.

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 7, 2024 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fi

(1) Adjusted net income per diluted share is a non-GAAP financial measure; please see definition of Adjusted Net Income Per Diluted Share in Footnote Table 3. (2) Adjusted operating margin is a non-GAAP financial measure; please see reconciliation of

Exhibit 99.1 HALLIBURTON ANNOUNCES THIRD QUARTER 2024 RESULTS •Net income of $0.65 per diluted share. •Adjusted net income per diluted share1 of $0.73. •Revenue of $5.7 billion and operating margin of 15%. •Adjusted operating margin2 of 17%. HOUSTON – November 7, 2024 – Halliburton Company (NYSE: HAL) announced today net income of $571 million, or $0.65 per diluted share, for the third quarter of

HAL / Halliburton Company / VANGUARD GROUP INC Passive Investment

240.13d-102 Schedule 13G - Information to be included in statements filed pursuant to 240.13d-1(b), (c), and (d) and amendments thereto filed pursuant to 240.13d-2. Securities and Exchange Commission, Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No. 10)* (Name of Issuer) Halliburton Co (Title of Class of Securities) Common Stock (CUSIP Number) 406216101

HAL / Halliburton Company / BlackRock, Inc. Passive Investment

SC 13G/A 1 us4062161017102124.txt us4062161017102124.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 15) HALLIBURTON COMPANY - (Name of Issuer) Common Stock - (Title of Class of Securities) 406216101 - (CUSIP Number) September 30, 2024 - (Date of Event Which Requires Filing of this Statement) Check the appropriate

LETTER

October 17, 2024 Eric Carre Chief Financial Officer Halliburton Company 3000 North Sam Houston Parkway East Houston, Texas 77032 Re: Halliburton Company Form 8-K filed September 3, 2024 File No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 No. 75-2677995 (State or other jurisdiction (C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 No. 75-2677995 (State or other jurisdiction (Commission (IRS Employer of incorporation or organization) File Number) Identification No.) 3000 North Sam Houston Parkway East Houston, Texas 77032 (A

suer for the fiscal year ended December 31, 202

Exhibit 2.01 Halliburton Company 3000 North Sam Houston Parkway East Houston, Texas 77032 Tel: (281) 871-2699 The table below provides the relevant payments to governments made by Halliburton Company and its subsidiaries (the “Company”) in the year ended December 31, 2023. Disclosure of Payments (amounts in $USD) Country Project Business Segment Government Entity Taxes Fees Resource Method of Extr

XBRL INSTANCE DOCUMENT

iso4217:USD 0000045012 2023-01-01 2023-12-31 0000045012 hal:BureauOfLandManagementMember country:US 2023-01-01 2023-12-31 0000045012 hal:BentoniteMiningMember 2023-01-01 2023-12-31 0000045012 hal:InternalRevenueServiceMember country:US 2023-01-01 2023-12-31 0000045012 1 2023-01-01 2023-12-31 0000045012 2 2023-01-01 2023-12-31 0000045012 HALLIBURTON COMPANY false 2.

XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT

Bureau of Land Management [Member] UNITED STATES Internal Revenue Service [Member] Internal Revenue Service Bentonite Mining [Member] Mineral (Barite, Bentonite) [Member] Drilling and Evaluation [Member]

8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 30, 2024 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fil

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 21, 2024 HALLIBURTON COMPA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 21, 2024 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fil

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 ☐ TRANSITION REPORT PURSUANT TO S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ 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 001-03492 HALLIBURTON COMPANY (E

Mine Safety Disclosures.

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

(1) Free cash flow is a non-GAAP financial measure; please see reconciliation of Cash Flows from Operating Activities to Free Cash Flow in Footnote Table 3. (2) Adjusted net income is a non-GAAP financial measure; please see reconciliation of Net Inc

Exhibit 99.1 HALLIBURTON ANNOUNCES SECOND QUARTER 2024 RESULTS •Net income of $0.80 per diluted share. •Revenue of $5.8 billion and operating margin of 18%. •Cash flow from operations of $1.1 billion and free cash flow1 of approximately $800 million. •Repurchases of approximately $250 million of common stock. HOUSTON – July 19, 2024 – Halliburton Company (NYSE: HAL) announced today net income of $

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 19, 2024 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 No. 75-2677995 (State or other jurisdiction (C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 No. 75-2677995 (State or other jurisdiction (Commission (IRS Employer of incorporation or organization) File Number) Identification No.) 3000 North Sam Houston Parkway East Houston, Texas 77032 (A

Conflict Minerals Report

Conflict Minerals Report Section I - Introduction of Applicability Pursuant to Rule 13p-1 under the Securities Exchange Act of 1934, this report was prepared for the reporting period January 1, 2023 to December 31, 2023 (the “Reporting Period”).

As filed with the Securities and Exchange Commission on May 15, 2024

As filed with the Securities and Exchange Commission on May 15, 2024 Registration No.

Calculation of Filing Fee

Exhibit 107 CALCULATION OF FILING FEE Form S-8 (Form Type) Halliburton Company (Exact Name of Registrant as Specified in its Charter) Table I: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount To Be Registered (1) Proposed Maximum Offering Price Per Share (2) Proposed Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Common Stock, $2.

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 15, 2024 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File N

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 2, 2024 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File Nu

DEFA14A

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. ) Filed by the Registrant ☒ Filed by a Party other than the Registran

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

By-laws of Halliburton Company revised effective May 2, 2024.

EXHIBIT 3.1 HALLIBURTON COMPANY BY-LAWS AS AMENDED Offices 1.The registered office of Halliburton Company (the “Corporation”) required by the General Corporation Law of the State of Delaware (the “DGCL”) to be as set forth from time to time in the Certificate of Incorporation (as amended and/or restated, the “Certificate of Incorporation”). The Corporation’s principal executive office is located a

DEFA14A

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. ) Filed by the Registrant ☒ Filed by a Party other than the Registran

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-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 ☐ TRANSITION REPORT PURSUANT TO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ 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 001-03492 HALLIBURTON COMPANY (

Mine Safety Disclosures.

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 23, 2024 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File

(1) Adjusted net income per diluted share is a non-GAAP financial measure; please see reconciliation of Net Income to Adjusted Net Income in Footnote Table 1. (2) Free cash flow is a non-GAAP financial measure; please see reconciliation of Cash Flows

Exhibit 99.1 HALLIBURTON ANNOUNCES FIRST QUARTER 2024 RESULTS •Net income of $0.68 per diluted share. •Adjusted net income per diluted share1 of $0.76. •Revenue of $5.8 billion and operating margin of 17%. •Cash flow from operations of $487 million and free cash flow2 of $206 million. •Repurchases of approximately $250 million of common stock. HOUSTON – April 23, 2024 – Halliburton Company (NYSE:

To Our Valued Shareholders Notice of Annual Meeting of Shareholders to be held May 15, 2024 Proxy Statement Summary Corporate Governance The Board of Directors and Standing Committees of Directors Proposal No. 1 Election of Directors Directors’ Compe

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

COURTESY PDF OF PROXY STATEMENT

Fellow Shareholders: On behalf of our Board of Directors, management team, and approximately 48,000 employees, thank you for your investment in Halliburton.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 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, DC 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 13, 2024 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission F

HAL / Halliburton Company / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01065-halliburtonco.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 9)* Name of issuer: Halliburton Co Title of Class of Securities: Common Stock CUSIP Number: 406216101 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate the r

HAL / Halliburton Company / Capital World Investors - 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. 4 )* Halliburton Co. (Name of Issuer) Common Stock (Title of Class of Securities) 406216101 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to des

Company Policy, Recoupment of Incentive Compensation Following a Restatement

Company Policy Recoupment of Incentive Compensation Following a Restatement Date Approved: September 12, 2023 Reference No.

Mine Safety Disclosures.

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

Form of Restricted Stock Agreement

RESTRICTED STOCK AGREEMENT Grant Date: <> Grantee (“Employee”): <> Aggregate Number of Shares Subject to Award: <> This RESTRICTED STOCK AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Employee”).

Form of Restricted Stock Unit Agreement (U.S. Expat)

RESTRICTED STOCK UNIT AGREEMENT (U.S. Expat) Grant Date: <> Grantee (“Employee”): <> Aggregate Number of Units Subject to Award: <> This RESTRICTED STOCK UNIT AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Employee”). 1.Award of Units. Pursuant to the Halliburton Company Stock and Incentive Plan, as amended (the “Plan”), Empl

Form of Restricted Stock Unit Agreement (International

RESTRICTED STOCK UNIT AGREEMENT (International) Grant Date: <> Grantee (“Employee”): <> Aggregate Number of Units Subject to Award: <> This RESTRICTED STOCK UNIT AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Employee”).

Subsidiaries of the Registrant.

Exhibit 21.1 HALLIBURTON COMPANY Subsidiaries of the Registrant December 31, 2023 STATE OR COUNTRY NAME OF COMPANY OF INCORPORATION Halliburton B.V. Netherlands Halliburton Energy Services, Inc. United States, Delaware Halliburton Global Affiliates Holdings B.V. Netherlands Halliburton Global Holdings B.V. Curacao Halliburton Global Holdings, LLC United States, Delaware Halliburton Global Netherla

Form of Performance Share Unit Agreement

PERFORMANCE SHARE UNIT AWARD AGREEMENT Grant Date: <> Grantee (“Employee”): <> Aggregate Number of Performance Share Units Subject to Award (the “Plan Amount”): <> This PERFORMANCE SHARE UNIT AWARD AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Employee”).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year 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 001-03492 HALLIBURTON COMPANY (Exact

Description of Registrant's Securities

DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 DESCRIPTION OF CAPITAL STOCK The following description of Halliburton’s common stock, preferred stock, certificate of incorporation and by-laws is a summary only and is subject to the complete text of Halliburton’s certificate of incorporation and by-laws.

HAL / Halliburton Company / STATE STREET CORP Passive Investment

SC 13G/A 1 HalliburtonCo.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 AMENDED FILING HALLIBURTON CO (NAME OF ISSUER) COMMON STOCK (TITLE OF CLASS OF SECURITIES) 406216101 (CUSIP NUMBER) 12/31/2023 (DATE OF EVENT WHICH REQUIRES FILING OF THIS STATEMENT) CHECK THE APPROPRIATE BOX TO DESIGNATE THE RULE PURSUANT TO W

HAL / Halliburton Company / BlackRock Inc. Passive Investment

SC 13G/A 1 us4062161017012524.txt us4062161017012524.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 14) HALLIBURTON COMPANY - (Name of Issuer) Common Stock - (Title of Class of Securities) 406216101 - (CUSIP Number) December 31, 2023 - (Date of Event Which Requires Filing of this Statement) Check the appropriate b

(1) Adjusted net income per diluted share is a non-GAAP financial measure; please see reconciliation of Net Income to Adjusted Net Income in Footnote Table 2. (2) Free cash flow is a non-GAAP financial measure; please see reconciliation of Cash Flows

Exhibit 99.1 HALLIBURTON ANNOUNCES FOURTH QUARTER 2023 RESULTS AND INCREASES DIVIDEND •Net income of $0.74 per diluted share. •Adjusted net income per diluted share1 of $0.86, excluding losses in Argentina primarily due to currency devaluation. •Revenue of $5.7 billion and operating margin of 18%. •Cash flow from operations of $1.4 billion and free cash flow2 of $1.1 billion. •2024 first quarter d

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 23, 2024 HALLIBURTON COMP

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 23, 2024 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fi

Mine Safety Disclosures.

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 ☐ TRANSITION REPORT PURSUANT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period 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 001-03492 HALLIBURTON COMPA

(1) Adjusted net income is a non-GAAP financial measure; please see reconciliation of Net Income to Adjusted Net Income in Footnote Table 2. (2) Adjusted net income per diluted share is a non-GAAP financial measure; please see reconciliation of Net I

Exhibit 99.1 HALLIBURTON ANNOUNCES THIRD QUARTER 2023 RESULTS •Net income of $0.79 per diluted share. •Revenue of $5.8 billion and operating margin of 17.9%. •International revenue growth of 17% year on year. •Repurchases of approximately $200 million of common stock. HOUSTON – October 24, 2023 – Halliburton Company (NYSE: HAL) announced today net income of $716 million, or $0.79 per diluted share

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 24, 2023 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fi

Mine Safety Disclosures

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 ☐ TRANSITION REPORT PURSUANT TO S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ 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 001-03492 HALLIBURTON COMPANY (E

Form of Indemnification Agreement for Directors.

INDEMNIFICATION AGREEMENT THIS AGREEMENT (this “Agreement”) is made this day of , 20, by and between Halliburton Company, a Delaware corporation (the “Company”), and the undersigned (“Director”).

Amended and Restated Certificate of Incorporation filed with the Secretary of State of Delaware on May 17, 2023.

AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF HALLIBURTON COMPANY Halliburton Company (the “Corporation”), a corporation organized and existing under the laws of the State of Delaware, hereby certifies as follows: 1.

Form of Indemnification Agreement for Officers.

INDEMNIFICATION AGREEMENT THIS AGREEMENT (this “Agreement”) is made this day of , 20, by and between Halliburton Company, a Delaware corporation (the “Company”), and the undersigned (“Officer”).

(1) Adjusted net income per diluted share is a non-GAAP financial measure; please see reconciliation of Net Income to Adjusted Net Income in Footnote Table 3. (2) Adjusted operating margin is a non-GAAP financial measure; please see reconciliation of

Exhibit 99.1 HALLIBURTON ANNOUNCES SECOND QUARTER 2023 RESULTS •Reported net income of $0.68 per diluted share. •Adjusted net income per diluted share1 of $0.77 increased more than 50% year-over-year. •Revenue of $5.8 billion, increased 14% year-over-year. •Operating margin of 17.4%, a 329 basis points year-over-year increase over adjusted operating margin2. •Cash flow from operating activities of

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 19, 2023 HALLIBURTON COMPANY

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 19, 2023 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 No. 75-2677995 (State or other jurisdiction (C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 No. 75-2677995 (State or other jurisdiction (Commission (IRS Employer of incorporation or organization) File Number) Identification No.) 3000 North Sam Houston Parkway East Houston, Texas 77032 (A

Conflict Minerals Report

EX-1.01 2 hal2022formsdex101xconfli.htm EX-1.01 Conflict Minerals Report Section I - Introduction of Applicability Pursuant to Rule 13p-1 under the Securities Exchange Act of 1934, this report was prepared for the reporting period January 1, 2022 to December 31, 2022 (the “Reporting Period”). Halliburton Company (the “Company,” “Halliburton,” “we,” or “our”) is a leading provider of services and p

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 17, 2023 HALLIBURTON COMPANY

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 17, 2023 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File N

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 22, 2023 HALLIBURTON C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 22, 2023 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission

HAL / Halliburton Co. / Capital World Investors - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3 )* Halliburton Co. (Name of Issuer) Common Stock (Title of Class of Securities) 406216101 (CUSIP Number) April 28, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule

Mine Safety Disclosures

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

Executive Agreement (Shannon Slocum)

EXECUTIVE AGREEMENT This Executive Agreement (“Agreement”) is entered into by and between J.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 ☐ TRANSITION REPORT PURSUANT TO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ 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 001-03492 HALLIBURTON COMPANY (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 25, 2023 HALLIBURTON COMPAN

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 25, 2023 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File

HALLIBURTON COMPANY Condensed Consolidated Statements of Operations (Millions of dollars and shares except per share data) Three Months Ended March 31 December 31 2023 2022 2022 Revenue: Completion and Production $ 3,409 $ 2,353 $ 3,182 Drilling and

Exhibit 99.1 HALLIBURTON ANNOUNCES FIRST QUARTER 2023 RESULTS •Net income of $0.72 per diluted share. •Net income per diluted share more than doubled from Q1 2022. •Revenue of $5.7 billion, increased 33% year-over-year. •Operating margin of 17.2%, increased 530 basis points year-over-year. HOUSTON – April 25, 2023 – Halliburton Company (NYSE: HAL) announced today net income of $651 million, or $0.

COURTESY PDF OF PROXY STATEMENT

2023 Proxy StatementFellow Shareholders: On behalf of our Board of Directors, management team, and more than 45,000 employees, thank you for your investment in Halliburton.

To Our Valued Shareholders Notice of Annual Meeting of Shareholders to be held May 17, 2023 Proxy Statement Summary Corporate Governance The Board of Directors and Standing Committees of Directors Proposal No. 1 Directors’ Compensation Stock Ownershi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 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, DC 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, DC 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 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 13, 2023 HALLIBURTON COMPAN

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 13, 2023 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File

To Our Valued Shareholders Notice of Annual Meeting of Shareholders to be held May 17, 2023 Proxy Statement Summary Corporate Governance The Board of Directors and Standing Committees of Directors Proposal No. 1 Directors’ Compensation Stock Ownershi

PRELIMINARY PROXY STATEMENT SUBJECT TO COMPLETION DATED MARCH 10, 2023 In accordance with Rule 14a-6(d) under Regulation 14A, please be advised that Halliburton Company intends to release definitive copies of this Proxy Statement to security holders on or about April 4, 2023.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 22, 2023 HALLIBURTON COM

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 22, 2023 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission F

HAL / Halliburton Company / Capital World Investors - 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 )* Halliburton Co. (Name of Issuer) Common Stock (Title of Class of Securities) 406216101 (CUSIP Number) December 30, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to des

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 7, 2023 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fi

HAL / Halliburton Company / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01031-halliburtonco.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 8)* Name of issuer: Halliburton Co. Title of Class of Securities: Common Stock CUSIP Number: 406216101 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate the

Agreement (International).

RESTRICTED STOCK UNIT AGREEMENT Grant Date: <> Grantee (“Employee”): <> Aggregate Number of Units Subject to Award: <> This RESTRICTED STOCK UNIT AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Employee”).

Calculation of Filing Fee Tables Form S-3ASR (Form Type) Halliburton Company (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

EX-FILING FEES 6 ny20007137x1ex107.htm FILING FEES TABLE Exhibit 107 Calculation of Filing Fee Tables Form S-3ASR (Form Type) Halliburton Company (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title (1) Fee Calculation or Carry Forward Rule (2) Amount Registered (3) Proposed Maximum Offering Price Per Unit

POWER OF ATTORNEY

Exhibit 24.1 POWER OF ATTORNEY WHEREAS, Halliburton Company, a Delaware corporation (the “Company”), intends to file with the Securities and Exchange Commission (the “Commission”) under the Securities Act of 1933, as amended (the “Act”), a Registration Statement on Form S-3, including a prospectus, with such amendment or amendments thereto as may be necessary or appropriate, together with any and

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 ☐ TRANSITION REPORT PURSUANT TO SECTI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year 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 001-03492 HALLIBURTON COMPANY (Exact

Form of Performance Share Unit Award Agreement.

PERFORMANCE SHARE UNIT AWARD AGREEMENT Grant Date: <> Grantee (“Employee”): <> Aggregate Number of Performance Share Units Subject to Award (the “Plan Amount”): <> This PERFORMANCE SHARE UNIT AWARD AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Employee”).

Form of Restricted Stock

RESTRICTED STOCK UNIT AGREEMENT Grant Date: <> Grantee (“Employee”): <> Aggregate Number of Units Subject to Award: <> This RESTRICTED STOCK UNIT AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Employee”).

Subsidiaries of the Registrant.

Exhibit 21.1 HALLIBURTON COMPANY Subsidiaries of the Registrant December 31, 2022 STATE OR COUNTRY NAME OF COMPANY OF INCORPORATION Dunlavy Financial Services B.V. Netherlands Halliburton B.V. Netherlands Halliburton Energy Services, Inc. United States, Delaware Halliburton Global Affiliates Holdings B.V. Netherlands Halliburton Global Holdings B.V. Curacao Halliburton Global Holdings, LLC United

Powers of attorney for the following directors signed in January 202

POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that I, the undersigned, a Director of Halliburton Company, do hereby constitute and appoint Jeffrey A.

UNITED STATES 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 TRUSTE

Exhibit 25.1 UNITED STATES 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) || THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. (Exact name of trustee as specified in its charter) (J

Form of Non-Management Director Restricted Stock Unit Agreement

DIRECTOR RESTRICTED STOCK UNIT AGREEMENT Grant Date: <> Grantee: <> Aggregate Number of Units Subject to Award: <> This RESTRICTED STOCK UNIT AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Director”).

As filed with the Securities and Exchange Commission on February 7, 2023

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on February 7, 2023 Registration No.

Mine Safety Disclosures.

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

Form of Restricted Stock Agreement.

RESTRICTED STOCK AGREEMENT Grant Date: <> Grantee (“Employee”): <> Aggregate Number of Shares Subject to Award: <> This RESTRICTED STOCK AGREEMENT (“Agreement”) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the “Company”), and <> (“Employee”).

HAL / Halliburton Company / STATE STREET CORP Passive Investment

SC 13G/A 1 HalliburtonCo.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 AMENDED FILING HALLIBURTON CO (NAME OF ISSUER) COMMON STOCK (TITLE OF CLASS OF SECURITIES) 406216101 (CUSIP NUMBER) 12/31/2022 (DATE OF EVENT WHICH REQUIRES FILING OF THIS STATEMENT) CHECK THE APPROPRIATE BOX TO DESIGNATE THE RULE PURSUANT TO W

HAL / Halliburton Company / BlackRock Inc. Passive Investment

SC 13G/A 1 us4062161017012523.txt us4062161017012523.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 13) HALLIBURTON COMPANY - (Name of Issuer) Common Stock - (Title of Class of Securities) 406216101 - (CUSIP Number) December 31, 2022 - (Date of Event Which Requires Filing of this Statement) Check the appropriate b

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 24, 2023 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fi

By-laws of Halliburton Company revised effective December 8, 2022 (incorporated by reference to Exhibit 3.1 to Halliburton’s Form 8-K filed December 12, 2022, File No. 001-03492).

HALLIBURTON COMPANY BY-LAWS AS AMENDED Offices 1.The registered office of Halliburton Company (the “Corporation”) required by the General Corporation Law of the State of Delaware (the “DGCL”) to be as set forth from time to time in the Certificate of Incorporation (as amended and/or restated, the “Certificate of Incorporation”). The Corporation’s principal executive office is located at 3000 N. Sa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 8, 2022 HALLIBURTON COMP

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 8, 2022 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fi

LETTER

United States securities and exchange commission logo November 2, 2022 Eric Carre Executive Vice President, Chief Financial Officer Halliburton Company 3000 North Sam Houston Parkway East Houston, TX 77032 Re: Halliburton Company Form 10-K for Fiscal Year Ended December 31, 2021 Filed February 4, 2022 File No.

3000 North Sam Houston Parkway East, Houston, Texas 77032 Phone 281.871.2699 October 28, 2022

3000 North Sam Houston Parkway East, Houston, Texas 77032 Phone 281.871.2699 October 28, 2022 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Energy & Transportation 100 F Street, N.E. Washington, D.C. 20549 Attn: Michael Purcell and Karina Dorin RE: Halliburton Company Form 10-K for the Fiscal Year Ended December 31, 2021 Filed February 4, 2022

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 ☐ TRANSITION REPORT PURSUANT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period 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 001-03492 HALLIBURTON COMPA

Mine Safety Disclosures

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 25, 2022 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fi

LETTER

United States securities and exchange commission logo October 19, 2022 Eric Carre Executive Vice President, Chief Financial Officer Halliburton Company 3000 North Sam Houston Parkway East Houston, TX 77032 Re: Halliburton Company Form 10-K for Fiscal Year Ended December 31, 2021 Response dated October 4, 2022 File No.

3000 North Sam Houston Parkway East, Houston, Texas 77032 Phone 281.871.2699 October 4, 2022

3000 North Sam Houston Parkway East, Houston, Texas 77032 Phone 281.871.2699 October 4, 2022 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Energy & Transportation 100 F Street, N.E. Washington, D.C. 20549 Attn: Michael Purcell and Karina Dorin RE: Halliburton Company Form 10-K for the Fiscal Year Ended December 31, 2021 Filed February 4, 2022

LETTER

United States securities and exchange commission logo September 21, 2022 Eric Carre Executive Vice President, Chief Financial Officer Halliburton Company 3000 North Sam Houston Parkway East Houston, TX 77032 Re: Halliburton Company Form 10-K for Fiscal Year Ended December 31, 2021 Response dated September 9, 2022 File No.

FOIA Confidential Treatment Requested by Halliburton Company Pursuant to 17 C.F.R. § 200.83 3000 North Sam Houston Parkway East, Houston, Texas 77032 Phone 281.871.2699 September 9, 2022

FOIA Confidential Treatment Requested by Halliburton Company Pursuant to 17 C.F.R. ? 200.83 3000 North Sam Houston Parkway East, Houston, Texas 77032 Phone 281.871.2699 September 9, 2022 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Energy & Transportation 100 F Street, N.E. Washington, D.C. 20549 Attn: Michael Purcell and Karina Dorin RE: Hal

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 26, 2022 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fil

LETTER

United States securities and exchange commission logo August 25, 2022 Eric Carre Executive Vice President, Chief Financial Officer Halliburton Company 3000 North Sam Houston Parkway East Houston, TX 77032 Re: Halliburton Company Form 10-K for Fiscal Year Ended December 31, 2021 Filed February 4, 2022 File No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 ☐ TRANSITION REPORT PURSUANT TO S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-03492 HALLIBURTON COMPANY (E

Mine Safety Disclosures

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 19, 2022 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File

Conflict Minerals Report

EX-1.01 2 hal2021formsdex101xconfli.htm EX-1.01 Conflict Minerals Report Section I - Introduction of Applicability Pursuant to Rule 13p-1 under the Securities Exchange Act of 1934, this report was prepared for the reporting period January 1, 2021 to December 31, 2021 (the “Reporting Period”). Halliburton Company (the “Company,” “Halliburton,” “we,” or “our”) is a leading provider of services and p

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 No. 75-2677995 (State or other jurisdiction (C

SD 1 hal2021formsd.htm SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 No. 75-2677995 (State or other jurisdiction (Commission (IRS Employer of incorporation or organization) File Number) Identification No.) 3000 North Sam Houston Parkway Ea

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 22, 2022 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 18, 2022 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File N

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 Registran

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

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 2, 2022 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File Nu

Entry into a Material Definitive Agreement, Termination of 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 Date of Report (Date of earliest event reported): April 27, 2022 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File

U.S. $3,500,000,000 Five Year Revolving Credit Agreement among Halliburton, as Borrower, the Banks party thereto, and Citibank, N.A., as Agent

U.S. $3,500,000,000 FIVE YEAR REVOLVING CREDIT AGREEMENT dated as of April 27, 2022 among HALLIBURTON COMPANY as Borrower, THE ISSUING BANKS NAMED HEREIN as Issuing Banks, CITIBANK, N.A. as Swingline Bank, THE BANKS NAMED HEREIN as Banks, CITIBANK, N.A. as Administrative Agent, MIZUHO BANK, LTD. and WELLS FARGO BANK, NATIONAL ASSOCIATION as Co-Syndication Agents, and DEUTSCHE BANK SECURITIES INC.,

Amendment effective January 1, 2020, to Halliburton Company Performance Unit Program, as amended and restated effective as of January 1, 2019

AMENDMENT TO THE HALLIBURTON COMPANY PERFORMANCE UNIT PROGRAM (AS AMENDED AND RESTATED EFFECTIVE JANUARY 1, 2019) WHEREAS, Halliburton Company (the ?Company?) has adopted and maintains the Halliburton Company Performance Unit Program, as amended and restated effective January 1, 2019 (the ?Plan?) to reward management and other key employees of the Company; WHEREAS, the Compensation Committee (the

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 ☐ TRANSITION REPORT PURSUANT TO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-03492 HALLIBURTON COMPANY (

Mine Safety Disclosures

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

Amendment effective January 1, 2022, to Halliburton Annual Performance Pay Plan, as amended and restated effective as of January 1, 2019

AMENDMENT TO THE HALLIBURTON ANNUAL PERFORMANCE PAY PLAN AS AMENDED AND RESTATED EFFECTIVE JANUARY 1, 2019 WHEREAS, Halliburton Company (the ?Company?) has adopted and maintains the Halliburton Annual Performance Pay Plan, as amended and restated effective January 1, 2019 (the ?Plan?) to reward management and other key employees of the Company; WHEREAS, the Compensation Committee (the ?Committee?)

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 19, 2022 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File

To Our Valued Shareholders: Notice of Annual Meeting of Shareholders to be held May 18, 2022 Proxy Statement Summary Corporate Governance The Board of Directors and Standing Committees of Directors Proposal No. 1 Election of Directors Directors’ Comp

DEF 14A 1 lhal2022-def14a.htm HALLIBURTON CO - DEF 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 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 On

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )

DEFA14A 1 lhal2022-defa14a.htm HALLIBURTON CO - DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 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 O

COURTESY PDF OF PROXY STATEMENT

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 22, 2022 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission F

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 10, 2022 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-03492 (Commission File Number)

HAL / Halliburton Company / STATE STREET CORP Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 AMENDED FILING HALLIBURTON CO (NAME OF ISSUER) COMMON STOCK (TITLE OF CLASS OF SECURITIES) 406216101 (CUSIP NUMBER) 12/31/2021 (DATE OF EVENT WHICH REQUIRES FILING OF THIS STATEMENT) CHECK THE APPROPRIATE BOX TO DESIGNATE THE RULE PURSUANT TO WHICH THIS SCHEDULE IS FILED:

HAL / Halliburton Company / Capital World Investors - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1 )* Halliburton Co. (Name of Issuer) Common Stock (Title of Class of Securities) 406216101 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedu

HAL / Halliburton Company / 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.: 7)* Name of issuer: Halliburton Co. Title of Class of Securities: Common Stock CUSIP Number: 406216101 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ??Rul

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 7, 2022 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-03492 (Commission File Number)

HAL / Halliburton Company / BlackRock Inc. Passive Investment

us4062161017020722.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 12) HALLIBURTON COMPANY - (Name of Issuer) Common Stock - (Title of Class of Securities) 406216101 - (CUSIP Number) December 31, 2021 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant

Subsidiaries of the Registrant.

Exhibit 21.1 HALLIBURTON COMPANY Subsidiaries of the Registrant December 31, 2021 STATE OR COUNTRY NAME OF COMPANY OF INCORPORATION Dunlavy Financial Services B.V. Netherlands Halliburton B.V. Netherlands Halliburton Curacao Holdings BV Curacao Halliburton Energy Services, Inc. United States, Delaware Halliburton Global Affiliates Holdings B.V. Netherlands Halliburton Global Holdings B.V. Curacao

Powers of attorney for the following directors signed in January 202

POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that I, the undersigned, a Director of Halliburton Company, do hereby constitute and appoint Jeffrey A.

Form of Non-Management Director Restricted Stock Unit Agreement (Stock and

DIRECTOR RESTRICTED STOCK UNIT AGREEMENT Grant Date: <> Grantee: <> Aggregate Number of Units Subject to Award: <> This RESTRICTED STOCK UNIT AGREEMENT (?Agreement?) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the ?Company?), and <> (?Director?).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 ☐ TRANSITION REPORT PURSUANT TO SECTI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-03492 HALLIBURTON COMPANY (Exact

by reference as Exhibit 10.40 of Halliburton's Form 10-K for the year ended December 31, 2021, File No. 001-03492).

EXECUTIVE AGREEMENT This Executive Agreement (?Agreement?) is entered into by and between Jill D.

Mine Safety Disclosures.

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 24, 2022 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fi

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 24, 2022 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) DELAWARE (State or other jurisdiction of incorporation) 001-03492 (Commission File Number)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 ☐ TRANSITION REPORT PURSUANT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-03492 HALLIBURTON COMPA

Mine Safety Disclosures

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 19, 2021 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission Fi

Mine Safety Disclosures

. Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC. The operation of our mines is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (Mine Act)

Form of Restricted Stock Unit Agreement (International)

Exhibit 99.4 RESTRICTED STOCK UNIT AGREEMENT Grant Date: <> Grantee (?Employee?): <> Aggregate Number of Units Subject to Award: <> This RESTRICTED STOCK UNIT AGREEMENT (?Agreement?) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the ?Company?), and <> (?Employee?). 1. Award of Units. Pursuant to the Halliburton Company Stock and Incentive Plan, as amended (the ?Plan?), Emp

Powers of Attorney for the following directors:

Exhibit 24 POWER OF ATTORNEY WHEREAS, Halliburton Company, a Delaware corporation (the "Company"), intends to file with the Securities and Exchange Commission (the "Commission") under the Securities Act of 1933, as amended (the "Act"), a Registration Statement on Form S-8 with such amendment or amendments thereto, whether pre-effective or post-effective, in each case as may be necessary or appropriate, together with any and all exhibits and other documents having relation to said Registration Statement (collectively, the "Registration Statement"); NOW, THEREFORE, each of the undersigned, in his or her capacity as a Director of the Company, does hereby appoint Van H.

As filed with the Securities and Exchange Commission on July 23, 2021

As filed with the Securities and Exchange Commission on July 23, 2021 Registration No.

Form of Restricted Stock Unit Agreement (U.S. Expat)

Exhibit 99.5 RESTRICTED STOCK UNIT AGREEMENT Grant Date: <> Grantee (?Employee?): <> Aggregate Number of Units Subject to Award: <> This RESTRICTED STOCK UNIT AGREEMENT (?Agreement?) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the ?Company?), and <> (?Employee?). 1. Award of Units. Pursuant to the Halliburton Company Stock and Incentive Plan, as amended (the ?Plan?), Emp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended June 30, 2021 ☐ Transition Report Pursuant to S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended June 30, 2021 OR ? Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File Number 001-03492 HALLIBURTON COMPANY (a

Form of Restricted Stock Agreement

Exhibit 99.3 RESTRICTED STOCK AGREEMENT Grant Date: <> Grantee (?Employee?): <> Aggregate Number of Shares Subject to Award: <> This RESTRICTED STOCK AGREEMENT (?Agreement?) is made as of <>, between HALLIBURTON COMPANY, a Delaware corporation (the ?Company?), and <> (?Employee?). 1. Award of Shares. Pursuant to the Halliburton Company Stock and Incentive Plan, as amended (the ?Plan?) the aggregat

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 20, 2021 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 1, 2021 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-03492 (Commission File Number) No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 No. 75-2677995 (State or other jurisdiction (C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 No. 75-2677995 (State or other jurisdiction (Commission (IRS Employer of incorporation or organization) File Number) Identification No.) 3000 North Sam Houston Parkway East Houston, Texas 77032 (A

Conflict Minerals Report

Conflict Minerals Report Section I - Introduction of Applicability Pursuant to Rule 13p-1 under the Securities Exchange Act of 1934, this report was prepared for the reporting period January 1, 2020 to December 31, 2020 (the ?Reporting Period?).

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 19, 2021 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission File N

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 17, 2021 HALLIBURTON COMPANY (Exact name of registrant as specified in its charter) Delaware 001-03492 75-2677995 (State or other jurisdiction of incorporation) (Commission

Mine Safety Disclosures

Exhibit 95 Mine Safety Disclosures Under the Dodd-Frank Wall Street Reform and Consumer Protection Act, each operator of a mine is required to include certain mine safety results in its periodic reports filed with the SEC.

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended March 31, 2021 OR ? Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File Number 001-03492 HALLIBURTON COMPANY (

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): April 21, 2021 HALLIBURTON COMPANY (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 3000 North Sam Houston Parkway East Houston, Texas 77032 (Address of Principal Executive Offices) 001-03492 75-2677995 (Commission File Number) (IRS Employer Identification No.

Halliburton Company Employee Stock Purchase Plan as Amended and Restated effective February 17, 2021

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant Filed by a Party other than the Registrant Check the appropriate box: Preliminary Proxy Statement CONFIDENTIAL, F

- HALLIBURTON CO - DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant Filed by a Party other than the Registrant Check the appropriate box: Preliminary Proxy Statement CONFIDENTIAL, F

Halliburton Company Employee Stock Purchase Plan, as amended and restated effective February 17, 2021 (incorporated by reference to Appendix B of Halliburton's proxy statement filed April 6, 2021, File No. 001-03492).

NOTICE OF ANNUAL MEETING OF SHAREHOLDERS 2021 PROXY STATEMENT Wednesday, May 19, 2021 9:00 a.

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 17, 2021 Halliburton Company (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-03492 (Commission File Number) No.