---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-059653"
form_type: "8-K"
ticker: "CBSH"
cik: "0000022356"
company_name: "COMMERCE BANCSHARES INC /MO/"
filed_at: "2025-06-16T23:59:59+00:00"
generated_at: "2026-05-19T07:09:39.624611+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Commerce Bancshares to acquire FineMark Holdings in $585M all-stock deal

## Summary
- All-stock transaction valued at ~$585M; exchange ratio 0.690 CBSH shares per FNBT share ($41.87/share).
- FineMark has $4.0B assets, $3.1B deposits, $2.6B loans, and $7.7B in trust assets under administration as of March 31, 2025.
- Combined entity would have over $36B in assets and $82B in wealth assets under administration.
- Transaction expected to close on January 1, 2026, subject to regulatory and FineMark shareholder approval.
- Commerce will host an investor call on June 16 at 11:00 a.m. ET to discuss the acquisition.

## SEC filing metadata
- accession: 0001104659-25-059653
- form_type: 8-K
- ticker: CBSH
- cik: 0000022356
- company_name: COMMERCE BANCSHARES INC /MO/
- filed_at: 2025-06-16T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 7.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/22356/000110465925059653/0001104659-25-059653-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/22356/000110465925059653/tm2517993d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-059653
- JSON: https://secwatch.observer/filing/0001104659-25-059653.json
- Plain text: https://secwatch.observer/filing/0001104659-25-059653.txt

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