HALLIBURTON CO - Director's Dealing 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: HALLIBURTON CO (HAL)
CIK: 0000045012
Period of Report: 2026-01-23

Reporting Person: Miller Jeffrey Allen (Director, Director, President & CEO)

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-01-23	Common Stock	M	171200	$31.44	Acquired	1272443.02	Direct
2026-01-23	Common Stock	S	171200	$34.96	Disposed	1101243.02	Direct

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-01-23	Option to Buy Common Stock	$31.44	M	171200	Disposed	2028-12-05	Common Stock (171200)	Direct

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Option to Buy Common Stock	$43.38	2027-12-06	Common Stock (128500)	128500	Direct
Option to Buy Common Stock	$53.54	2026-12-07	Common Stock (69500)	69500	Direct

F1: The sale was effected pursuant to a Rule 10b5-l trading plan adopted by the Reporting Person on February 13, 2025.

F2: Options disposed of through exercise pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 13, 2025.