Stephanie Spoelker Holzhauser - 08 Jan 2026 Form 4 Insider Report for HALLIBURTON CO (HAL)

Reporting relationship: SVP & Chief Accounting Officer
Issuer ticker: HAL
Reported as of: 08 Jan 2026
Net transaction value: -$128,346
SEC form: 4
Accepted by SEC: 09 Jan 2026, 17:40:00 UTC
Prior SEC filing: 05 Jan 2026
Source filing: View source filing
Reporting owner signature: /s/ Sarah I. Rubenfeld, by Power of Attorney

Key filing fact

Stephanie Spoelker Holzhauser filed Form 4 for HALLIBURTON CO (HAL) on 09 Jan 2026.

Key facts

This page summarizes Stephanie Spoelker Holzhauser's Form 4 filing for HALLIBURTON CO (HAL).
1 reported transaction and 2 derivative rows are listed below.
Accepted by SEC: 09 Jan 2026, 17:40.

Change

Previous filing in this sequence was filed on 05 Jan 2026.
Current net transaction value: -$128,346.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002081131 Primary reporting owner

Holzhauser Stephanie Spoelker

Relationship: SVP & Chief Accounting Officer
Address: 3000 NORTH SAM HOUSTON PARKWAY E., HOUSTON
Signature: /s/ Sarah I. Rubenfeld, by Power of Attorney
Signature date: 09 Jan 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

HAL transaction

Common Stock

Tax liability

Transaction value: $128,346
Shares: -4,336
Change %: -5.9%
Price: $29.60
Shares after: 68,974
Date: 08 Jan 2026
Ownership: Direct
Footnotes: F1, F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

HAL holding Derivative

Option to Buy Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 9,688
Date: 08 Jan 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 9,688
Exercise price: $49.61

HAL holding Derivative

Option to Buy Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 7,994
Date: 08 Jan 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 7,994
Exercise price: $55.68

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote 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.

Footnote F2

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.