Robert David Thomas - 26 Feb 2026 Form 4 Insider Report for INTERNATIONAL BUSINESS MACHINES CORP (IBM)

Reporting relationship: Senior Vice President
Issuer ticker: IBM
Reported as of: 26 Feb 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 27 Feb 2026, 16:52:07 UTC
Prior 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 27 Feb 2026.

Key facts

This page summarizes Robert David Thomas's Form 4 filing for INTERNATIONAL BUSINESS MACHINES CORP (IBM).
2 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 27 Feb 2026, 16:52.

Change

Previous filing in this sequence was filed on 23 Feb 2026.
Current net transaction value: $0.

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: 27 Feb 2026

Reported derivative securities

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

IBM transaction Derivative

Rst. Stock Unit

Award

Transaction value: $0
Shares: +10,565
Change %
Price: $0.000000
Shares after: 10,565
Date: 26 Feb 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 10,565
Exercise price: $0.000000
Footnotes: F1

IBM transaction Derivative

Emp. Stock Option (right to buy)

Award

Transaction value: $0
Shares: +42,258
Change %
Price: $0.000000
Shares after: 42,258
Date: 26 Feb 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 42,258
Exercise price: $243.22
Footnotes: F2

^* 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

Upon lapse of the restrictions, these units are payable in cash or the company's common stock. The restrictions lapse for 2,641 of these units on February 26, 2027, 2,641 of these units on February 26, 2028, 2,641 of these units on February 26, 2029, and 2,642 of these units on February 26, 2030.

Footnote F2

These derivative securities vest in four equal annual installments, the first vesting being on the date exercisable shown. All expire on the expiration date shown above.