3m (MMM) 4: Rhodes Kevin H bought 23,251 shares of Common Stock at $N/A… (Feb 4, 2026)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-02-02 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: 3M CO (MMM) CIK: 0000066740 --- Reporting Owner --- Name: Rhodes Kevin H CIK: 0001901300 Role: Officer (EVP, Chief Legal Off & Secret) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-02-02 | Code: A (Grant or award) Shares: +23,251.392 | Price: $0.00 Shares Owned After: 38,470.3379 | Ownership: D (Direct) Footnotes: [F1] Represents shares of 3M common stock that will be delivered pursuant to the terms of performance share awards made to the reporting person on March 1, 2023. The performance-based vesting requirements applicable to such awards were satisfied on the date reported in Column 2 above, which represents the date on which the level of performance attained was certified. The reporting person previously elected to defer receipt of fifty percent of the shares and will not have voting or investment powers with respect to such shares until they are issued. [Transaction #2] Security: Common Stock Date: 2026-02-02 | Code: F (Payment of exercise/tax) Shares: -4,732 | Price: $0.00 Shares Owned After: 33,738.3379 | Ownership: D (Direct) Footnotes: [F2] The number of shares withheld for taxes was estimated and will be revised by amendment if necessary. [F3] Includes dividend share equivalents, accrued quarterly, pursuant to 3M's Deferred Compensation Plan. --- Footnotes (Complete Index) --- F1: Represents shares of 3M common stock that will be delivered pursuant to the terms of performance share awards made to the reporting person on March 1, 2023. The performance-based vesting requirements applicable to such awards were satisfied on the date reported in Column 2 above, which represents the date on which the level of performance attained was certified. The reporting person previously elected to defer receipt of fifty percent of the shares and will not have voting or investment powers with respect to such shares until they are issued. F2: The number of shares withheld for taxes was estimated and will be revised by amendment if necessary. F3: Includes dividend share equivalents, accrued quarterly, pursuant to 3M's Deferred Compensation Plan. --- Signature --- /s/ Patricia L. Meagher, attorney-in-fact for Kevin H. Rhodes (2026-02-04)