Robert David Thomas - 01 Feb 2026 Form 4 Insider Report for INTERNATIONAL BUSINESS MACHINES CORP (IBM)

Role: Senior Vice President
Signature: L. Mallardi on behalf of R. Thomas
Issuer symbol: IBM
Transactions as of: 01 Feb 2026
Net transactions value: -$6,342,101
Form type: 4
Filing time: 02 Feb 2026, 17:58:09 UTC
Previous filing: 07 Nov 2025
Next filing: 19 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Thomas Robert David	Senior Vice President	IBM CORPORATION, ONE NEW ORCHARD ROAD, ARMONK	L. Mallardi on behalf of R. Thomas	02 Feb 2026	0002005007

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	IBM	Common Stock	Award	$0	+42,247	+92%	$0.000000	88,259	01 Feb 2026	Direct	F1
transaction	IBM	Common Stock	Tax liability	$6,342,101	-20,879	-24%	$303.76	67,380	01 Feb 2026	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	These shares result from performance share units which vested at the end of the performance period (2023-2025) and were payable in cash or the company's common stock on the transaction date shown.