IBM insider plans $5.8M sale of 25,000 shares

INTERNATIONAL BUSINESS MACHINES CORP (IBM) is the issuer for a planned resale of its common stock under Rule 144.

Rhea-AI Filing Summary

INTERNATIONAL BUSINESS MACHINES CORP (IBM) is the issuer for a planned resale of its common stock under Rule 144. A total of 25,000 IBM common shares are planned to be sold through UBS Financial Services Inc. on the NYSE, with an aggregate market value of $5,758,088.48. The notice states that Robert Thomas is IBM’s Chief Communications Officer and that the Robert D Thomas Revocable Trust dtd 2/4/14 is the seller, with UBS signing as attorney-in-fact. The filing also lists several tranches of restricted stock vesting in 2025–2026 that were or will be issued by IBM.

Key Figures

Shares to be sold: 25,000 shares of common stock Aggregate market value: $5,758,088.48 CUSIP: 942134390 +5 more

8 metrics

Shares to be sold 25,000 shares of common stock Planned Rule 144 sale through UBS Financial Services Inc. on NYSE

Aggregate market value $5,758,088.48 Aggregate market value of 25,000 IBM common shares covered by the notice

CUSIP 942134390 Identifier for IBM common stock listed in the securities information

Date of Notice 08/26/2026 Date the Form 144 notice is signed

Restricted stock vesting 1 54 shares on 06/08/2025 IBM restricted stock vesting issued by the issuer

Restricted stock vesting 2 1,650 shares on 06/08/2025 IBM restricted stock vesting issued by the issuer

Restricted stock vesting 3 21,368 shares on 02/01/2026 IBM restricted stock vesting issued by the issuer

Restricted stock vesting 4 and 5 1,259 shares on 02/18/2026; 669 shares on 02/21/2026 IBM restricted stock vesting issued by the issuer

Key Terms

Rule 144, restricted stock vesting, Revocable Trust, attorney-in-fact

4 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

restricted stock vesting financial

"Common | 06/08/2025 | restricted stock vesting | Issuer"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

Revocable Trust financial

"Robert D Thomas Revocable Trust dtd 2/4/14 is the seller."

A revocable trust is a legal arrangement where the person who creates it keeps control and can change or cancel the trust at any time, while naming who will manage and receive the assets later. Think of it like a flexible folder for your investments and property that can be relabeled or reworked as circumstances change; it matters to investors because it determines how ownership is recorded, how easily assets transfer on incapacity or death, and whether holdings bypass public probate proceedings.

attorney-in-fact regulatory

"for UBS Financial Services Inc, as attorney-in-fact for Robert Thomas"

An attorney-in-fact is the person or entity given legal authority through a power of attorney to act on behalf of another for specific tasks, such as signing documents, voting shares, or handling transactions. For investors, this matters because it lets a trusted representative make timely decisions or complete paperwork when the owner cannot, much like handing keys to someone to run errands on your behalf—so checks on scope and limits of that authority are important.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many IBM (IBM) shares are planned to be sold under this Rule 144 notice?

The notice covers a planned sale of 25,000 shares of IBM common stock. These shares are to be sold through UBS Financial Services Inc. on the NYSE under Rule 144, with an aggregate market value listed as $5,758,088.48.

Who is the seller in this IBM (IBM) Form 144 filing?

The seller is identified as the Robert D Thomas Revocable Trust dtd 2/4/14. The remarks also state that Robert Thomas is IBM’s CCO, and UBS Financial Services Inc. signs the notice as attorney-in-fact for Robert Thomas.

What is the approximate market value of IBM (IBM) shares covered by this notice?

The aggregate market value of the 25,000 IBM common shares covered by this Form 144 notice is $5,758,088.48, based on the information provided in the securities information section.

On which exchange are the IBM (IBM) shares expected to be sold under this Form 144?

The IBM common shares covered by this notice are expected to be sold on the NYSE. UBS Financial Services Inc. is listed as the broker-dealer through which the transaction is to be executed.

What future restricted stock vesting for IBM (IBM) is disclosed in this Form 144?

The notice lists IBM restricted stock vesting tranches of 54 and 1,650 shares on 06/08/2025, 21,368 shares on 02/01/2026, 1,259 shares on 02/18/2026, and 669 shares on 02/21/2026, all issued by IBM.

When was this IBM (IBM) Form 144 notice dated?

The Form 144 notice is dated 08/26/2026. This date appears in the signature section, where UBS Financial Services Inc. signs as attorney-in-fact for Robert Thomas.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/26/2026 - 04:05 PM EDT Accepted by SEC EDGAR 08/26/2026 - 04:03 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0002005007
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	International Business Machines Corp
SEC File Number	001-02360
Address of Issuer	One New Orchard Road Armonk NEW YORK 10504
Phone	9144991900
Name of Person for Whose Account the Securities are To Be Sold	Robert Thomas
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	UBS Financial Services Inc 1000 Harbor Blvd 3rd Floor Weehawken NJ 07086	25000	5758088.48	942134390	08/26/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	06/08/2025	restricted stock vesting	Issuer			54	06/08/2025	n/a
Common	06/08/2025	restricted stock vesting	Issuer			1650	06/08/2025	n/a
Common	02/01/2026	restricted stock vesting	Issuer			21368	02/01/2026	n/a
Common	02/18/2026	restricted stock vesting	Issuer			1259	02/18/2026	n/a
Common	02/21/2026	restricted stock vesting	Issuer			669	02/21/2026	n/a

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks	Robert Thomas is CCO at IBM, Robert D Thomas Revocable Trust dtd 2/4/14 is the seller.
Date of Notice	08/26/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/JOSEPH CASSIDY, for UBS Financial Services Inc, as attorney-in-fact for Robert Thomas
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)