Commerce Bancshares, Inc. (NASDAQ: CBSH) announced today that its Board of Directors declared a quarterly dividend of $0.275 per share on the Company's common stock, which compares to the prior dividend of $0.262 as adjusted for the 5% stock dividend that was paid on December 16, 2025. This represents an increase in the quarterly dividend per share of 5% and marks the 58^th consecutive year that the Company has increased its regular cash dividend per share. The dividend is payable on March 24, 2026 to stockholders of record at the close of business on March 6, 2026.

About Commerce Bank

Commerce Bancshares, Inc. (NASDAQ: CBSH) is a regional bank holding company with $32.9 billion in assets¹, offering banking, payment solutions, wealth management and securities brokerage through its subsidiaries. Commerce Bank, its primary subsidiary, brings over 160 years of experience helping individuals and businesses through high-touch service and sophisticated, personalized financial solutions.

Commerce maintains an extensive network of banking centers, wealth offices, and ATMs throughout the Midwest, as well as commercial offices in 11 states and offers payment solutions nationwide. With the acquisition of FineMark Holdings, Inc., which was completed on January 1, 2026, Commerce builds on its existing private banking and wealth management presence in Florida and adds wealth offices in Arizona and South Carolina.

Customers can conveniently access their accounts 24/7 using mobile and online platforms, as well as a customer service line.

Learn more at www.commercebank.com

¹As of December 31, 2025

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