INTERNATIONAL BUSINESS MACHINES CORP (IBM) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-07-01 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: INTERNATIONAL BUSINESS MACHINES CORP (IBM) CIK: 0000051143 --- Reporting Owner --- Name: Robinson Anne CIK: 0002026599 Role: Officer (Senior Vice President) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-07-01 | Code: M (Exercise of derivative) Shares: +5,883 | Price: $0.00 Shares Owned After: 16,270.578 | Ownership: D (Direct) [Transaction #2] Security: Common Stock Date: 2026-07-01 | Code: F (Payment of exercise/tax) Shares: -3,254 | Price: $286.73 Total Value: $933,003.15 Shares Owned After: 13,016.578 | Ownership: D (Direct) [Transaction #3] Security: Common Stock Date: 2026-07-01 | Code: M (Exercise of derivative) Shares: +1,412 | Price: $0.00 Shares Owned After: 14,428.578 | Ownership: D (Direct) [Transaction #4] Security: Common Stock Date: 2026-07-01 | Code: F (Payment of exercise/tax) Shares: -781 | Price: $286.73 Total Value: $223,932.23 Shares Owned After: 13,647.578 | Ownership: D (Direct) --- Derivative Transactions --- [Transaction #1] Security: Rst. Stock Unit Date: 2026-07-01 | Code: M (Exercise of derivative) Shares: -5,883 | Price: $0.00 Shares Owned After: 5,884 | Ownership: D (Direct) Footnotes: [F1] On 07/01/24, the reporting person was granted 20,592 RSUs, 8,825 of which vested on 07/01/25, 5,883 of which vested on 07/01/26, and 5,884 of which will vest on 07/01/27. [F2] These units were payable in cash or the company's common stock upon the lapse of the restrictions on the transaction date shown. [F3] Release of restricted stock units. [F1] On 07/01/24, the reporting person was granted 20,592 RSUs, 8,825 of which vested on 07/01/25, 5,883 of which vested on 07/01/26, and 5,884 of which will vest on 07/01/27. [F1] On 07/01/24, the reporting person was granted 20,592 RSUs, 8,825 of which vested on 07/01/25, 5,883 of which vested on 07/01/26, and 5,884 of which will vest on 07/01/27. [F1] On 07/01/24, the reporting person was granted 20,592 RSUs, 8,825 of which vested on 07/01/25, 5,883 of which vested on 07/01/26, and 5,884 of which will vest on 07/01/27. [Transaction #2] Security: Rst. Stock Unit Date: 2026-07-01 | Code: M (Exercise of derivative) Shares: -1,412 | Price: $0.00 Shares Owned After: 2,824 | Ownership: D (Direct) Footnotes: [F4] On 07/01/24, the reporting person was granted 5,648 RSUs, 1,412 of which vested on 07/01/25, 1,412 which vested on 07/01/26, 1,412 of which will vest on 07/01/27, and 1,412 shares of which will vest on 07/01/2028. [F2] These units were payable in cash or the company's common stock upon the lapse of the restrictions on the transaction date shown. [F3] Release of restricted stock units. [F4] On 07/01/24, the reporting person was granted 5,648 RSUs, 1,412 of which vested on 07/01/25, 1,412 which vested on 07/01/26, 1,412 of which will vest on 07/01/27, and 1,412 shares of which will vest on 07/01/2028. [F4] On 07/01/24, the reporting person was granted 5,648 RSUs, 1,412 of which vested on 07/01/25, 1,412 which vested on 07/01/26, 1,412 of which will vest on 07/01/27, and 1,412 shares of which will vest on 07/01/2028. [F4] On 07/01/24, the reporting person was granted 5,648 RSUs, 1,412 of which vested on 07/01/25, 1,412 which vested on 07/01/26, 1,412 of which will vest on 07/01/27, and 1,412 shares of which will vest on 07/01/2028. --- Footnotes (Complete Index) --- F1: On 07/01/24, the reporting person was granted 20,592 RSUs, 8,825 of which vested on 07/01/25, 5,883 of which vested on 07/01/26, and 5,884 of which will vest on 07/01/27. F2: These units were payable in cash or the company's common stock upon the lapse of the restrictions on the transaction date shown. F3: Release of restricted stock units. F4: On 07/01/24, the reporting person was granted 5,648 RSUs, 1,412 of which vested on 07/01/25, 1,412 which vested on 07/01/26, 1,412 of which will vest on 07/01/27, and 1,412 shares of which will vest on 07/01/2028. --- Signature --- /s/ L. Mallardi on behalf of A. Robinson (2026-07-02)