Consolidated Statements Of Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015		Sep. 30, 2014
INTEREST INCOME
Interest and fees on loans	$ 114,954	$ 112,688	$ 339,707		$ 334,886
Interest and fees on loans held for sale	48	0	108		0
Interest on investment securities	50,716	46,338	142,416		144,373
Interest on federal funds sold and short-term securities purchased under agreements to resell	21	30	45		80
Interest on long-term securities purchased under agreements to resell	3,273	2,684	9,994		9,778
Interest on deposits with banks	103	71	404		259
Total interest income	169,115	161,811	492,674		489,376
INTEREST EXPENSE
Savings, interest checking and money market	3,356	3,400	9,951		10,064
Time open and C.D.'s of less than $100,000	786	1,010	2,484		3,193
Time open and C.D.'s of $100,000 and over	1,554	1,518	4,468		4,485
Interest on federal funds purchased and securities sold under agreements to repurchase	483	287	1,271		753
Interest on other borrowings	898	880	2,667		2,606
Total interest expense	7,077	7,095	20,841		21,101
Net interest income	162,038	154,716	471,833		468,275
Provision for loan losses	8,364	7,652	19,541		24,867
Net interest income after provision for loan losses	153,674	147,064	452,292		443,408
NON-INTEREST INCOME
Bank card transaction fees	44,635	44,802	132,606		130,963
Trust fees	29,630	28,560	89,747		82,898
Deposit account charges and other fees	20,674	20,161	58,810		58,460
Capital market fees	2,620	2,783	8,360		9,899
Consumer brokerage services	3,547	3,098	10,099		8,817
Loan fees and sales	1,855	1,367	6,127		3,787
Other	8,187	11,515	25,917		28,852
Total non-interest income	111,148	112,286	331,666		323,676
INVESTMENT SECURITIES GAINS (LOSSES), NET
Change in fair value of other-than-temporary impaired securities	(568)	(770)	(883)		(1,618)
Portion recognized in other comprehensive income	568	399	400		270
Net impairment gains (losses) recognized in earnings	0	(371)	(483)		(1,348)
Realized gains (losses) on sales and fair value adjustments	(378)	3,366	8,283		11,822
Investment securities gains (losses), net	(378)	2,995	7,800	[1]	10,474	[1]
NON-INTEREST EXPENSE
Salaries and employee benefits	100,874	95,462	298,603		284,574
Net occupancy	11,247	11,585	33,807		34,352
Equipment	4,789	4,593	14,171		13,622
Supplies and communication	5,609	5,302	16,416		16,487
Data processing and software	21,119	19,968	61,670		58,633
Marketing	4,343	4,074	12,568		11,704
Deposit insurance	2,981	2,899	9,001		8,685
Other	20,300	17,957	54,043		58,298
Total non-interest expense	171,262	161,840	500,279		486,355
Income before income taxes	93,182	100,505	291,479		291,203
Less income taxes	27,969	31,484	88,929		92,161
Net income	65,213	69,021	202,550		199,042
Less non-controlling interest expense	601	836	2,530		13
Net income attributable to Commerce Bancshares, Inc.	64,612	68,185	200,020		199,029
Preferred Stock Dividends	2,250	1,800	6,750		1,800
Net Income (Loss) Available to Common Stockholders	$ 62,362	$ 66,385	$ 193,270		$ 197,229
Net income per common share - basic	$ 0.67	$ 0.69	$ 2.03		$ 2.00
Net income per common share - diluted	$ 0.66	$ 0.69	$ 2.02		$ 1.99

[1] Available for sale and non-marketable securities