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) (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.) Delaware001-03492 75-2677995 3000 North Sam Houston Parkway East, Houston, Texas 77032 (Address o ...