Highlights

  • Transaction increases Commerce’s assets to about USD 36 bn on a pro forma basis
  • FineMark operations added across Florida, Arizona, and South Carolina
  • Systems integration targeted for the second half of 2026

Commerce Bancshares, Inc. (NASDAQ:CBSH), the parent company of Commerce Bank, has completed its previously announced acquisition of FineMark Holdings, Inc., the parent of FineMark National Bank & Trust. Following the close of the transaction, Commerce reported approximately USD 36 bn in total assets and about USD 90 bn in assets under administration.

Based on pro forma data as of September 30, 2025, the combined entity ranks 15th among bank-managed trust companies by assets under management. The acquisition adds scale to Commerce’s trust and private banking operations while extending its geographic presence beyond existing markets.

Geographic Expansion and Business Scope

The transaction expands Commerce’s private banking and wealth management activities, building on its existing footprint in Florida and adding new locations in Arizona and South Carolina. FineMark’s offices will continue to operate from their current locations, with existing advisor-client relationships remaining in place.

Promptly following the closing, FineMark National Bank & Trust was merged into Commerce Bank. FineMark will now operate as FineMark Bank & Trust, a division of Commerce Bank.

Management Commentary

John Kemper, president and chief executive officer of Commerce, said,

“We are delighted to announce the completion of the FineMark transaction, officially welcoming FineMark into our organization. FineMark is a natural culture fit, with a history of strong asset quality, a shared client-centric approach to wealth management and banking, and a commitment to building strong communities. Together, we are positioned to accelerate growth, expand our reach, and deliver even greater value to clients, shareholders, and our communities for many years to come.”

John Handy, president and chief executive officer of Commerce Trust, added,

“Our FineMark colleagues are remarkable, and we are thrilled to be one team. We have a stronger platform for continued growth in wealth management and private banking, and I look forward to working with them to serve clients and earn new relationships.”

Leadership and Integration Timeline

As part of the organisational changes, Joseph Catti will become Chairman of Commerce Trust and will continue to lead the FineMark Bank & Trust division of Commerce Bank. The conversion of operational systems required for full integration is planned for the second half of 2026.

Company Overview

Commerce Bancshares, Inc. (NASDAQ:CBSH) is a regional bank holding company offering banking, payment solutions, wealth management, and securities brokerage services through its subsidiaries. Commerce Bank operates an extensive network of banking centres, wealth offices, and ATMs across the Midwest, with commercial offices in 11 states and nationwide payment solutions.

CBSH closed at CAD 52.34 on December 31, 2025.