Consolidated Statements Of Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018		Sep. 30, 2017
INTEREST INCOME
Interest and fees on loans	$ 159,182	$ 138,827	$ 460,332		$ 401,423
Interest and fees on loans held for sale	315	287	991		746
Interest on investment securities	59,792	50,585	178,598		160,825
Interest on federal funds sold and short-term securities purchased under agreements to resell	69	78	426		138
Interest on long-term securities purchased under agreements to resell	3,915	3,805	11,814		11,282
Interest on deposits with banks	1,478	662	4,208		1,421
Total interest income	224,751	194,244	656,369		575,835
INTEREST EXPENSE
Savings, interest checking and money market	7,230	4,441	19,338		12,673
Time open and C.D.'s of less than $100,000	834	676	2,190		1,994
Time open and C.D.'s of $100,000 and over	3,899	2,784	10,221		8,369
Interest on federal funds purchased and securities sold under agreements to repurchase	5,022	2,846	12,979		6,423
Interest on other borrowings	12	906	36		2,705
Total interest expense	16,997	11,653	44,764		32,164
Net interest income	207,754	182,591	611,605		543,671
Provision for loan losses	9,999	10,704	30,438		32,590
Net interest income after provision for loan losses	197,755	171,887	581,167		511,081
NON-INTEREST INCOME
Bank card transaction fees	42,427	39,166	127,095		112,212
Trust fees	37,400	34,620	110,498		99,754
Deposit account charges and other fees	23,755	22,659	70,630		67,462
Capital market fees	1,595	1,755	5,878		6,253
Consumer brokerage services	3,884	3,679	11,623		11,054
Loan fees and sales	3,579	3,590	9,670		10,849
Other	11,074	11,418	32,860		34,296
Total non-interest income	123,714	116,887	368,254		341,880
INVESTMENT SECURITIES GAINS (LOSSES), NET
Investment securities gains (losses), net	4,306	(3,037)	6,641	[1]	(2,158)	[1]
NON-INTEREST EXPENSE
Salaries and employee benefits	116,194	111,382	347,677		332,580
Net occupancy	11,631	11,459	34,333		34,332
Equipment	4,592	4,491	13,617		13,876
Supplies and communication	5,103	5,517	15,542		16,672
Data processing and software	22,056	19,968	63,762		59,908
Marketing	4,999	4,676	14,946		12,388
Deposit insurance	3,167	3,479	9,750		10,542
Community Service	580	3,006	1,965		8,866
Other	16,737	15,239	47,604		46,320
Total non-interest expense	185,059	179,217	549,196		535,484
Income before income taxes	140,716	106,520	406,866		315,319
Less income taxes	26,647	32,294	79,412		90,402
Net income	114,069	74,226	327,454		224,917
Less non-controlling interest expense (income)	1,493	(338)	3,564		(111)
Net income attributable to Commerce Bancshares, Inc.	112,576	74,564	323,890		225,028
Preferred Stock Dividends	2,250	2,250	6,750		6,750
Net Income (Loss) Available to Common Stockholders	$ 110,326	$ 72,314	$ 317,140		$ 218,278
Net income per common share - basic	$ 1.03	$ 0.68	$ 2.97		$ 2.04
Net income per common share - diluted	$ 1.03	$ 0.67	$ 2.96		$ 2.03

[1] Available for sale debt securities, equity securities, and other securities