Commerce Bancshares, Inc. Declares Dividend of 23c

Commerce Bancshares, Inc. CBSH announced today that its Board of Directors declared a quarterly dividend of $0.23 per share on the company's common stock, which compares to the prior dividend of $0.224 as adjusted for the 5 percent stock dividend that was paid on December 20, 2010. This represents an increase in the quarterly dividend per share of 2.7% and marks the 43rd consecutive year that the company has increased total dividends per adjusted shares. The dividend is payable on March 28, 2011 to stockholders of record at the close of business on March 11, 2011.