---
schema_version: "secwatch.filing_event.v1"
accession: "0000022356-26-000131"
form_type: "8-K"
ticker: "CBSH"
cik: "0000022356"
company_name: "COMMERCE BANCSHARES INC /MO/"
filed_at: "2026-05-07T23:59:59+00:00"
generated_at: "2026-05-14T22:08:12.882912+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Commerce Bancshares director Benjamin Rassieur retires due to mandatory age limit

## Summary
- Benjamin F. Rassieur, III retired from the board effective May 7, 2026.
- Retirement was due to the company's mandatory retirement requirements.
- Rassieur had served as a director since 1997 and chaired the Audit and Risk Committee.

## SEC filing metadata
- accession: 0000022356-26-000131
- form_type: 8-K
- ticker: CBSH
- cik: 0000022356
- company_name: COMMERCE BANCSHARES INC /MO/
- filed_at: 2026-05-07T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/22356/000002235626000131/0000022356-26-000131-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/22356/000002235626000131/cbsh-20260507.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000022356-26-000131
- JSON: https://secwatch.observer/filing/0000022356-26-000131.json
- Plain text: https://secwatch.observer/filing/0000022356-26-000131.txt

## Key facts
- Executive change
  Benjamin F. Rassieur, III retired as Director at COMMERCE BANCSHARES INC /MO/.
  - Action: retired
  - Role: Director
  source text: Mr. Benjamin F. Rassieur, III retired from the Board of Directors of Commerce Bancshares, Inc. (“Company”) effective May 7th, 2026, due to the mandatory retirement requirements of the Company.
  evidence_url: https://www.sec.gov/Archives/edgar/data/22356/000002235626000131/0000022356-26-000131-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.