Robert David Thomas - 18 Feb 2026 Form 4 Insider Report for INTERNATIONAL BUSINESS MACHINES CORP (IBM)

Reporting relationship: Senior Vice President
Issuer ticker: IBM
Reported as of: 18 Feb 2026
Net transaction value: -$333,697
SEC form: 4
Accepted by SEC: 19 Feb 2026, 16:50:37 UTC
Prior SEC filing: 02 Feb 2026
Next SEC filing: 23 Feb 2026
Source filing: View source filing
Reporting owner signature: L. Mallardi on behalf of R. Thomas

Key filing fact

Robert David Thomas filed Form 4 for INTERNATIONAL BUSINESS MACHINES CORP (IBM) on 19 Feb 2026.

Key facts

This page summarizes Robert David Thomas's Form 4 filing for INTERNATIONAL BUSINESS MACHINES CORP (IBM).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 19 Feb 2026, 16:50.

Change

Previous filing in this sequence was filed on 02 Feb 2026.
Current net transaction value: -$333,697.

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 0002005007 Primary reporting owner

Thomas Robert David

Relationship: Senior Vice President
Address: IBM CORPORATION, ONE NEW ORCHARD ROAD, ARMONK
Signature: L. Mallardi on behalf of R. Thomas
Signature date: 19 Feb 2026

Reported non-derivative transactions

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

IBM transaction

Common Stock

Options Exercise

Transaction value: $0
Shares: +2,549
Change %: +3.8%
Price: $0.000000
Shares after: 69,929
Date: 18 Feb 2026
Ownership: Direct

IBM transaction

Common Stock

Tax liability

Transaction value: $333,697
Shares: -1,290
Change %: -1.8%
Price: $258.68
Shares after: 68,639
Date: 18 Feb 2026
Ownership: Direct

Reported derivative securities

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

IBM transaction Derivative

Rst. Stock Unit

Options Exercise

Transaction value: $0
Shares: -2,549
Change %: -25%
Price: $0.000000
Shares after: 7,648
Date: 18 Feb 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 2,549
Exercise price: $0.000000
Footnotes: F1, F2, F3

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

On 2/18/25, the reporting person was granted 10,197 RSUs, 2,549 of which vested on 02/18/26, 2,549 of which will vest on 02/18/27, 2,549 of which will vest on 02/18/28 and 2,550 of which will vest on 02/18/29.

Footnote F2

These units were payable in cash or the company's common stock upon the lapse of the restrictions on the transaction date shown.

Footnote F3

Release of restricted stock units.