2010 News Releases

COMMERCE BANCSHARES, INC. DECLARES DIVIDEND

(St. Louis, MO – February 5, 2010) – Commerce Bancshares, Inc. (NASDAQ: CBSH) announced today that its Board of Directors declared a quarterly dividend of $0.235 per share on the company's common stock, which compares to the prior dividend of $0.229 as adjusted for the 5 percent stock dividend that was paid on December 15, 2009. This represents an increase in the quarterly dividend per share of 2.8% and marks the 42nd consecutive year that the company has increased total dividends per adjusted shares. The dividend is payable on March 26, 2010 to stockholders of record at the close of business on March 10, 2010.

TODD STOUT JOINS COMMERCE BANK BOARD OF DIRECTORS

(Joplin, MO – February 1, 2010) – Fred Osborn, President, Commerce Bank, Missouri-Kansas Region, recently announced the election of Joplin community and business leader, Todd Stout, to the bank’s local Advisory Board of Directors. Stout is a Partner and Vice President of Operations at Standard Transportation Services, Inc.

COMMERCE BANCSHARES, INC. (CBSH) ANNOUNCES A PRESENTATION TO ANALYSTS AND INVESTORS IN NEW YORK FEBRUARY 1-3, 2010

(St. Louis, MO – January 25, 2010) – Commerce Bancshares, Inc. announced today that David W. Kemper, Chairman, President, and CEO of Commerce Bancshares, Inc. will make a presentation at the Morgan Stanley 2010 U.S. Financials Conference on February 2, 2010 at 8:00 a.m. (Eastern Time). The presentation will be an update of the company’s 2009 financial performance and general business plan. Kemper’s presentation will be available via live web cast at http://www.corporate-ir.net/ireye/confLobby.zhtml?ticker=CBSH&item_id=2678346.

COMMERCE BANCSHARES, INC. ANNOUNCES FOURTH QUARTER EARNINGS PER SHARE OF $.60

(Kansas City, MO – January 14, 2010) – Commerce Bancshares, Inc. announced earnings of $.60 per share for the quarter ended December 31, 2009 compared to $.55 per share in the fourth quarter of 2008 and $.63 per share in the previous quarter of 2009. Net income for the fourth quarter amounted to $49.6 million compared to $43.8 million in the same quarter last year and $51.6 million in the previous quarter. For the quarter, the return on average assets totaled 1.09%, the return on average equity was 10.5% and the efficiency ratio was 57.4%.