[Form 4] HALLIBURTON CO Insider Trading Activity

Rhea-AI Filing Summary

Halliburton Company reported a routine equity compensation update for one of its directors. On December 5, 2025, the director acquired 6,092 shares of common stock at $0, following the vesting of previously granted restricted stock units from a December 5, 2024 award. After this transaction, the director directly owned 87,496 shares of Halliburton common stock.

The director was also granted a new award of 7,485 restricted stock units dated December 2025, each representing the right to receive one share of common stock. These units vest in one year on the first anniversary of the award, with shares delivered upon vesting or, if the director elected deferral, after service as a director ends.

Insider Trade Summary

6,092 shares exercised/converted

Mixed 3 txns

Insider Malone Robert A

Role Director

Type	Security	Shares	Price	Value
Grant/Award	12/2025 Restricted Stock Units	7,485	$0.00	--
Exercise	12/2024 Restricted Stock Units	6,092	$0.00	--
Exercise	Common Stock	6,092	$0.00	--

Holdings After Transaction: 12/2025 Restricted Stock Units — 7,485 shares (Direct); 12/2024 Restricted Stock Units — 0 shares (Direct); Common Stock — 87,496 shares (Direct)

Footnotes (1)

1. Vesting of restricted stock units granted December 5, 2024. Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units vest in one year on the first anniversary of the award. Shares will be delivered to the reporting person either upon vesting, or if reporting person elected to defer receipt, following cessation as a director.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Malone Robert A

(Last) (First) (Middle)

P.O. BOX 437

289 PR 3344

(Street)

SONORA TX 76950-0437

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
HALLIBURTON CO [ HAL ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
12/05/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	12/05/2025		M		6,092(1)	A	$0	87,496	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
12/2025 Restricted Stock Units	(2)	12/05/2025		A		7,485		(3)	(3)	Common Stock	7,485	$0	7,485	D
12/2024 Restricted Stock Units	(2)	12/05/2025		M			6,092	(3)	(3)	Common Stock	6,092	$0	0	D

Explanation of Responses:

1. Vesting of restricted stock units granted December 5, 2024.

2. Each restricted stock unit represents a right to receive one share of the Company's common stock.

3. The restricted stock units vest in one year on the first anniversary of the award. Shares will be delivered to the reporting person either upon vesting, or if reporting person elected to defer receipt, following cessation as a director.

Remarks:

	/s/ Sarah I. Rubenfeld, by Power of Attorney	12/09/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider equity transaction did Halliburton (HAL) report in this Form 4?

A Halliburton director reported the acquisition of 6,092 shares of common stock at $0 upon vesting of restricted stock units and a new grant of 7,485 restricted stock units dated December 2025.

How many Halliburton (HAL) shares does the reporting director own after this transaction?

Following the reported transaction, the director directly owned 87,496 shares of Halliburton common stock.

What are the terms of the new 7,485 Halliburton restricted stock units?

The 7,485 restricted stock units each represent a right to receive one Halliburton common share and vest in one year on the first anniversary of the award date, with delivery upon vesting or, if elected, after the director ceases service.

What triggered the issue of 6,092 Halliburton shares to the director?

The 6,092 shares were delivered upon the vesting of restricted stock units granted December 5, 2024, as explained in the filing.

Does each Halliburton restricted stock unit equal one share of common stock?

Yes. The filing states that each restricted stock unit represents a right to receive one share of Halliburton's common stock.

Can the Halliburton director defer receipt of shares from the restricted stock units?

Yes. The filing notes that shares will be delivered either upon vesting or, if the director elected to defer receipt, following cessation as a director.