Sharp Jill D.

SEC source: 0001901659-26-000008 · wk-form4_1772824431.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,795.081

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F2 · price: The Performance Unit shares were issued on February 27, 2026. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on February 27, 2026 was $36.00. Shares were withheld for tax reporting on March 5, 2026.

SEC source: 0001901659-26-000006 · wk-form4_1772554425.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,034.081

F1 · shares: Shares of common stock issued to the reporting person on February 27, 2026, upon achievement of the performance criteria and vesting of performance share units granted on January 3, 2023, pursuant to the Halliburton Company Performance Unit Program.

SEC source: 0001901659-26-000004 · wk-form4_1767998859.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,949.081

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F2 · price: The stock vested on January 2, 2026, January 3, 2026, and January 4, 2026 and is related to stock granted on January 4, 2021, January 3, 2022, January 3, 2023, January 2, 2024, and January 2, 2025. January 3, 2026 and January 4, 2026 were non-market dates. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on January 2, 2026 was $29.60. Shares were withheld for tax reporting on January 8, 2026.

SEC source: 0001901659-26-000002 · wk-form4_1767653936.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,738.081

F1 · shares: Shares awarded pursuant to the Halliburton Company Stock and Incentive Plan. Said Plan provides for the surrender of common stock to the Issuer to satisfy withholding tax obligations.

F2 · price: The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on the January 2, 2026 grant date was $29.60.

F3 · balance_after: Includes 937.667 shares of stock purchased through the Halliburton Company Employee Stock Purchase Plan for the periods ending March 31, 2025 and June 30, 2025.

SEC source: 0001062993-25-004893 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,190.414

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F2 · price: The Performance Unit shares were issued on March 3, 2025. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on March 3, 2025 was $25.01.

SEC source: 0001062993-25-000648 · form4.xml · nonDerivative · entry 3

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,399.476

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F4 · price: The stock vested on January 4, 2025 and is related to stock granted on January 4, 2021. January 4, 2025 was a non-market date. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on January 3, 2025 was $27.68. Shares were withheld for tax reporting on January 7, 2025.

SEC source: 0001062993-25-000648 · form4.xml · nonDerivative · entry 2

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,999.476

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F3 · price: The stock vested on January 3, 2025 and is related to stock granted on January 3, 2022. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on January 3, 2025 was $27.68. Shares were withheld for tax reporting on January 7, 2025.

SEC source: 0001062993-25-000648 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,213.476

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F2 · price: The stock vested on January 3, 2025 and is related to stock granted on January 3, 2023. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on January 3, 2025 was $27.68. Shares were withheld for tax reporting on January 7, 2025.

SEC source: 0001062993-25-004682 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,275.476

F1 · kind: Shares of common stock issued to the reporting person on March 3, 2025, upon achievement of the performance criteria and vesting of performance share units granted on January 3, 2022, pursuant to the Halliburton Company Performance Unit Program.

SEC source: 0001062993-25-000565 · form4.xml · nonDerivative · entry 2

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,581.476

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F3 · price: The stock vested on January 2, 2025 and is related to stock granted on January 2, 2024. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on January 2, 2025 was $27.73. Shares were withheld for tax reporting on January 6, 2024.

SEC source: 0001062993-25-000565 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,808.476

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F2 · price: The stock vested on January 2, 2025 and is related to stock granted on January 2, 2020. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on January 2, 2025 was $27.73. Shares were withheld for tax reporting on January 6, 2024.

SEC source: 0001062993-25-000388 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,589.476

F1 · shares: Shares awarded pursuant to the Halliburton Company Stock and Incentive Plan. Said Plan provides for the surrender of common stock to the Issuer to satisfy withholding tax obligations.

F2 · price: The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on the January 2, 2025 grant date was $27.73.

F3 · balance_after: Includes 333.918 shares of stock purchased through the Halliburton Company Employee Stock Purchase Plan for the period ending June 30, 2024.

SEC source: 0001062993-24-010882 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 33,251.495

F1 · kind: The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2024.

SEC source: 0001062993-24-009763 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 40,185.495

F1 · kind: The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2024.

F2 · balance_after: Includes 322.997 shares of stock purchased through the Halliburton Company Employee Stock Purchase Plan for the period ended March 31, 2024.

SEC source: 0001062993-24-000702 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 43,208.498

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F2 · price: The stock vested on January 4, 2024 and is related to stock granted on January 4, 2021. Shares were withheld for tax reporting on January 8, 2024. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on January 8, 2024 was $35.78.

F3 · balance_after: On Ms. Sharp's Form 4 filed January 8, 2024, there was an administrative error in the reporting of the 44,763.882 shares beneficially owned by Ms. Sharp. Ms. Sharp???s beneficial ownership is being corrected to show that she Directly owns 43,208.498 shares of Halliburton common stock.

SEC source: 0001062993-24-000612 · form4.xml · nonDerivative · entry 5

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,763.882

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F5 · price: The stock vested on January 3, 2024 and is related to stock granted on January 3, 2022. Shares were withheld for tax reporting on January 5, 2024. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on January 5, 2024 was $36.57.

SEC source: 0001062993-24-000612 · form4.xml · nonDerivative · entry 4

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,065.882

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F4 · price: The stock vested on January 3, 2024 and is related to stock granted on January 3, 2023. Shares were withheld for tax reporting on January 5, 2024. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on January 5, 2024 was $36.57.

SEC source: 0001062993-24-000398 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,899.264

F1 · shares: Shares awarded pursuant to the Halliburton Company Stock and Incentive Plan. Said Plan provides for the surrender of common stock to the Issuer to satisfy withholding tax obligations.

F2 · price: The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on the January 2, 2024 grant date was $36.12.

SEC source: 0001062993-24-000612 · form4.xml · nonDerivative · entry 3

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,241.882

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F3 · price: The stock vested on January 2, 2024 and is related to stock granted on January 2, 2020. Shares were withheld for tax reporting on January 4, 2024. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on January 4, 2024 was $36.12.

SEC source: 0001062993-24-000612 · form4.xml · nonDerivative · entry 2

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,008.882

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F2 · price: The stock vested on January 2, 2024 and is related to stock granted on January 2, 2019. Shares were withheld for tax reporting on January 4, 2024. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on January 4, 2024 was $36.12.

SEC source: 0001062993-24-000612 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,233.882

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F2 · price: The stock vested on January 2, 2024 and is related to stock granted on January 2, 2019. Shares were withheld for tax reporting on January 4, 2024. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on January 4, 2024 was $36.12.

F6 · balance_after: Includes 8.618 shares of stock purchased through the Halliburton Company Employee Stock Purchase Plan for the period ending September 31, 2023.

SEC source: 0001062993-23-018347 · form4.xml · derivative · entry 3

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 13,103 shares

Expires 2030-01-02

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Options disposed of through exercise pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2023.

F2 · derivative.underlying_shares: Options disposed of through exercise pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2023.

SEC source: 0001062993-23-018347 · form4.xml · nonDerivative · entry 2

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,078.264

F1 · kind: The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2023.

SEC source: 0001062993-23-018347 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 58,181.264

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001062993-23-017977 · form4.xml · derivative · entry 4

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 11,649 shares

Expires 2026-01-04

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Options disposed of through exercise pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2023.

SEC source: 0001062993-23-017977 · form4.xml · nonDerivative · entry 3

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,078.264

F1 · kind: The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2023.

SEC source: 0001062993-23-017977 · form4.xml · nonDerivative · entry 2

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 56,727.264

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001062993-23-017977 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,078.264

F1 · kind: The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2023.

SEC source: 0001062993-23-016163 · form4.xml · derivative · entry 3

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,653 shares

Expires 2025-01-02

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Options disposed of through exercise pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2023.

SEC source: 0001062993-23-016163 · form4.xml · nonDerivative · entry 2

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,762.264

F1 · kind: The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2023.

SEC source: 0001062993-23-016163 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,415.264

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001062993-23-015926 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,762.264

F1 · shares: The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2023.

F2 · balance_after: Includes 336.803 shares of stock purchased through the Halliburton Company Employee Stock Purchase Plan for the period ending June 30, 2023.

SEC source: 0001062993-23-014863 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,109.461

F1 · shares: The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2023.

F2 · balance_after: Includes 351.174 shares of stock purchased through the Halliburton Company Employee Stock Purchase Plan for the period ending March 31, 2023.

SEC source: 0001062993-23-000774 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,444.287

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F2 · price: The shares vested on January 4, 2023. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on January 4, 2023 was $38.43.

SEC source: 0001062993-23-000587 · form4.xml · nonDerivative · entry 4

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,999.287

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F3 · price: The shares vested on January 3, 2023. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on January 3, 2023 was $37.66.

SEC source: 0001062993-23-000587 · form4.xml · nonDerivative · entry 3

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,367.287

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F2 · price: The shares vested on January 2, 2023. January 2, 2023 was a non-market date. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on December 30, 2022 was $39.35.

SEC source: 0001062993-23-000587 · form4.xml · nonDerivative · entry 2

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,006.287

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F2 · price: The shares vested on January 2, 2023. January 2, 2023 was a non-market date. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on December 30, 2022 was $39.35.

SEC source: 0001062993-23-000587 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,640.287

F1 · shares: Shares transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan. Said Plan permits Reporting Person to satisfy withholding tax obligation by transferring unrestricted shares to the Issuer.

F2 · price: The shares vested on January 2, 2023. January 2, 2023 was a non-market date. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on December 30, 2022 was $39.35.

F4 · balance_after: Includes 843.903 shares of stock purchased through the Halliburton Company Employee Stock Purchase Plan for the periods ending March 31, 2022, June 30, 2022, and September 30, 2022.

SEC source: 0001062993-23-000462 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,168.384

F1 · shares: Shares awarded pursuant to the Halliburton Company Stock and Incentive Plan. Said Plan provides for the surrender of common stock to the Issuer to satisfy withholding tax obligations.

F2 · price: The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on the January 3, 2023 grant date was $$37.66.

SEC source: 0001062993-22-006622 · form4.xml · derivative · entry 7

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,103

Underlying: Common Stock · 26,209 shares

Expires 2030-01-02

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Options disposed of through exercise pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2022.

SEC source: 0001062993-22-006622 · form4.xml · derivative · entry 6

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 30,454 shares

Expires 2029-01-02

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Options disposed of through exercise pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2022.

SEC source: 0001062993-22-006622 · form4.xml · nonDerivative · entry 5

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 54,574.384

F1 · kind: The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2022.

SEC source: 0001062993-22-006622 · form4.xml · nonDerivative · entry 4

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 80,783.384

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001062993-22-006622 · form4.xml · nonDerivative · entry 3

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 54,574.384

F1 · kind: The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2022.

SEC source: 0001062993-22-006622 · form4.xml · nonDerivative · entry 2

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 85,028.384

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001062993-22-006622 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 54,574.384

F1 · kind: The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2022.

SEC source: 0001062993-22-005568 · form4.xml · derivative · entry 4

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,119 shares

Expires 2022-05-14

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Options disposed of through exercise pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2022.

SEC source: 0001062993-22-005568 · form4.xml · nonDerivative · entry 3

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 63,032.384

F1 · kind: The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2022.

SEC source: 0001062993-22-005568 · form4.xml · nonDerivative · entry 2

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 64,151.384

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001062993-22-005568 · form4.xml · nonDerivative · entry 1

Sharp Jill D. · CIK 0001901659 · SVP Internal Assurance Svcs.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 63,032.384

F1 · kind: The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 7, 2022.