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             (State or other jurisdiction of incorporation) 
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             (Commission File Number) 
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             No.  
            (IRS Employer Identification No.) 
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              (Address of Principal Executive Offices)  (Zip Code) 
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             Registrant’s telephone number, including area code: ( 
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               Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) 
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               Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) 
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               Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) 
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               Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) 
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             Title of each class 
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             Trading Symbol 
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             Name of each exchange on which registered 
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             Emerging growth company 
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             HALLIBURTON COMPANY 
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             Date:   February 14, 2022 
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             By: 
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             /s/  Bruce A. Metzinger 
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             Bruce A. Metzinger 
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             Vice President, Public Law and 
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             Assistant Secretary 
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