3m (MMM) 4: Kshirsagar Tushar A. bought 53 shares at $162.12 on 2026-10… (Oct 9, 2026)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-10-07 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: 3M CO (MMM) CIK: 0000066740 --- Reporting Owner --- Name: Kshirsagar Tushar A. CIK: 0002155918 Role: Officer (EVP Chief Tech Officer) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-10-07 | Code: M (Exercise of derivative) Shares: +53 | Price: $162.12 Total Value: $8,592.36 Shares Owned After: 4,828.066 | Ownership: D (Direct) [Transaction #2] Security: Common Stock Date: 2026-10-07 | Code: F (Payment of exercise/tax) Shares: -53 | Price: $162.12 Total Value: $8,592.36 Shares Owned After: 4,775.066 | Ownership: D (Direct) Footnotes: [F1] Shares withheld for FICA tax for retirement eligible executives. [F2] Includes shares acquired under 3M's General Employee Stock Purchase Plan. --- Derivative Transactions --- [Transaction #1] Security: Restricted Stock Units Date: 2026-10-07 | Code: M (Exercise of derivative) Shares: -53 | Price: $0.00 Shares Owned After: 1,226 | Ownership: D (Direct) Footnotes: [F3] Each restricted stock unit represents a contingent right to receive one share of 3M common stock. [F4] The restricted stock units vest 100% three years from the grant date. [F4] The restricted stock units vest 100% three years from the grant date. --- Footnotes (Complete Index) --- F1: Shares withheld for FICA tax for retirement eligible executives. F2: Includes shares acquired under 3M's General Employee Stock Purchase Plan. F3: Each restricted stock unit represents a contingent right to receive one share of 3M common stock. F4: The restricted stock units vest 100% three years from the grant date. --- Signature --- /s/ /s/ Patricia L. Meagher, attorney-in-fact for Tushar A. Kshirsagar (2026-10-09)