COMMERCE BANCSHARES INC /MO/ 8-K

What Happened
Commerce Bancshares, Inc. (CBSH) filed an 8-K reporting that long-time director Benjamin F. Rassieur, III retired from the Company’s Board of Directors effective May 7, 2026. Mr. Rassieur served on the board since 1997 and was a member and former chairman of the Audit and Risk Committee. The retirement was due to the company's mandatory retirement requirements.

Key Details

• Filing: Form 8-K, Item 5.02 (Departure of Directors or Certain Officers).
• Effective date of retirement: May 7, 2026.
• Tenure: Board member since 1997 (about 29 years).
• Committee role: Member and former chairman of the Audit and Risk Committee.
• The 8-K did not name a replacement or report an appointment to fill the vacancy.

Why It Matters
Board retirements are governance events investors monitor because they affect board composition and committee membership—here, the Audit and Risk Committee loses an experienced member. The filing provides no successor or appointment details, so investors should watch future disclosures for any nominations or committee reassignments that could influence oversight of financial reporting and risk.