Reinseth Theresa E 4

What Happened

• Theresa E. Reinseth, Senior Vice President & Chief Accounting Officer of 3M, exercised or converted derivatives on May 1, 2026, resulting in the acquisition of 1,441 shares at an exercise price/value of $142.50 per share (total ~$205,343). To cover tax liabilities tied to the transaction, 517 shares were withheld/disposed at $142.50 per share (total ~$73,673). The filing also records a related derivative conversion entry for 1,441 shares at $0, which reflects the mechanics of the exercise/conversion reporting.

Key Details

• Transaction date: May 1, 2026.
• Acquired: 1,441 shares via exercise/conversion (code M) at $142.50 — $205,343 total.
• Withheld/disposed for taxes: 517 shares (code F) at $142.50 — $73,673 total.
• Additional reported derivative conversion: 1,441 shares at $0 (reported as a derivative entry).
• Shares owned after the transactions: not specified in the provided filing excerpt.
• Footnotes of note:
  • F1: References shares via 3M’s Dividend Reinvestment Plan.
  • F2: Restricted stock units (RSUs) represent contingent rights to receive one share each.
  • F3: RSUs vest in three equal annual installments beginning May 3, 2025.
• No late-filing indication provided in the supplied data.

Context

• This was an exercise/conversion transaction (code M). Part of the shares were withheld to satisfy tax withholding (code F), a common non-market "cashless" element of option/RSU exercises; it is not the same as an open-market sale for portfolio reasons.
• Purchases/exercises can signal insiders taking ownership, but reporting entries like tax-withholding disposals are routine and don’t necessarily reflect a change in sentiment.