HALLIBURTON CO — Director's Dealing 2021

Dec 23, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: HALLIBURTON CO (HAL)
CIK: 0000045012
Period of Report: 2021-12-22

Reporting Person: Richard Mark (President - Western Hemisphere)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-12-22	Common Stock	F	2030	$21.80	Disposed	238107.908	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Option to Buy Common Stock	$34.15	2022-01-03	Common Stock (6400)	6400	Direct
Option to Buy Common Stock	$36.31	2023-01-03	Common Stock (13900)	13900	Direct
Option to Buy Common Stock	$50.01	2024-01-02	Common Stock (7900)	7900	Direct
Option to Buy Common Stock	$39.49	2025-01-02	Common Stock (14807)	14807	Direct
Option to Buy Common Stock	$34.48	2026-01-04	Common Stock (28604)	28604	Direct
Option to Buy Common Stock	$55.68	2027-01-03	Common Stock (17119)	17119	Direct
Option to Buy Common Stock (01/2018)	$49.61	2028-01-02	Commom Stock (24019)	24019	Direct
Option to Buy Common Stock (12/2018)	$27.14	2028-12-20	Common Stock (43924)	43924	Direct

Footnotes

F1: 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: The shares vested on December 20, 2021. The closing price of Halliburton Company's Common Stock on the New York Stock Exchange on December 20, 2021 was $21.80.

F3: Includes 230.371 shares of stock accumulated through dividend reinvestment as of December 31, 2021.