Shareholder Vote

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 Number) (IRS Employer Identification No.) 3000 North Sam Houston Parkway East, Houston, Texas 77032 (Address of principal executive offices) (Zip Code) Registrant’s telephone number, including area code: ( 281 ) 871-2699 Not Applicable (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each class Trading Symbol Name of each exchange on which registered Common Stock, par value $2.50 per share HAL New York Stock Exchange Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐ Item 5.07. Submission of Matters to a Vote of Security Holders.     On May 15, 2024, Halliburton Company (“Halliburton”) held its Annual Meeting of Shareholders. Shareholders were asked to consider and act upon: (1) The election of Directors; (2) Ratification of the appointment of KPMG LLP as independent public accountants to examine the financial statements and books and records of Halliburton for the year 2024; (3) An advisory approval of executive compensation; and (4) An approval to amend and restate the Halliburton Company Stock and Incentive Plan. The voting results for each matter are set out below. 1. Election of Directors: All Director nominees were elected at the Annual Meeting. Name of Nominee For Against Abstain Broker Non-Votes A.F. Al Khayyal 705,327,334 4,773,459 581,821 77,367,570 W.E. Albrecht 705,384,945 4,767,525 530,144 77,367,570 M.K. Banks 682,785,011 27,384,048 513,555 77,367,570 A.M. Bennett   628,894,172 80,772,987 1,015,455 77,367,570 E.M. Cummings   706,981,018 3,164,349 537,247 77,367,570 M.S. Gerber 690,106,140 20,024,025 552,449 77,367,570 R.A. Malone 667,977,218 41,681,826 1,023,570 77,367,570 J.A. Miller 671,552,330 38,509,005 621,279 77,367,570 B.V. Patel  708,310,032 1,853,975 518,607 77,367,570 M.S. Smith  703,995,082 6,004,376 683,156 77,367,570 J.L. Weiss  689,130,729 20,899,306 652,579 77,367,570 T.M. Edwards Young  626,497,900 83,498,725 685,989 77,367,570 2. Ratification of the selection of auditors: The proposal to ratify the appointment of KPMG LLP as the independent auditors of Halliburton for 2024 was approved. For 737,725,156 Against 49,628,069 Abstain 696,959 Broker Non-Votes N/A 3. Advisory approval of executive compensation: The advisory resolution to approve Halliburton’s executive compensation as described in the proxy statement was approved. For 687,676,200 Against 22,088,293 Abstain 918,121 Broker Non-Votes 77,367,570 4. Proposal to amend and restate the Halliburton Company Stock and Incentive Plan. The proposal to amend and restate the Halliburton Company Stock and Incentive Plan was approved. For 679,883,962 Against 29,937,596 Abstain 861,056 Broker Non-Votes 77,367,570 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. HALLIBURTON COMPANY Date: May 15, 2024 By: /s/ Bruce A. Metzinger Bruce A. Metzinger Vice President, Public Law and Assistant Secretary