Margaret Katherine Banks - 05 Dec 2025 Form 4 Insider Report for HALLIBURTON CO (HAL)

Role
Director
Signature
/s/ Sarah I. Rubenfeld, by Power of Attorney
Issuer symbol
HAL
Transactions as of
05 Dec 2025
Net transactions value
$0
Form type
4
Filing time
09 Dec 2025, 16:22:19 UTC
Previous filing
05 Dec 2025
Next filing
27 Jan 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Banks Margaret Katherine Director 3000 N. SAM HOUSTON PARKWAY E., HOUSTON /s/ Sarah I. Rubenfeld, by Power of Attorney 09 Dec 2025 0001768654

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction HAL Common Stock Options Exercise $0 +6,092 +58% $0.000000 16,643 05 Dec 2025 Direct F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction HAL 12/2025 Restricted Stock Units Award $0 +7,485 $0.000000 7,485 05 Dec 2025 Common Stock 7,485 Direct F1, F3
transaction HAL 12/2024 Restricted Stock Units Options Exercise $0 -6,092 -100% $0.000000 0 05 Dec 2025 Common Stock 6,092 Direct F1, F3
holding HAL 12/2022 Restricted Stock Units 5,255 05 Dec 2025 Common Stock 5,255 Direct F1, F3, F4
holding HAL 12/2021 Restricted Stock Units 8,472 05 Dec 2025 Common Stock 8,472 Direct F1, F3, F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Each restricted stock unit represents a right to receive one share of the Company's common stock.
F2 Vesting of restricted stock units granted December 5, 2024.
F3 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.
F4 Includes dividend equivalent units through September 30, 2025.