Statement of Changes in Beneficial Ownership (4)

FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * KEMPER J MARINER	2. Issuer Name and Ticker or Trading Symbol UMB FINANCIAL CORP [ UMBF ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __ X __ Director                      _____ 10% Owner __ X __ Officer (give title below)      _____ Other (specify below) Chairman and CEO
(Last)          (First)          (Middle) 1010 GRAND BLVD.	3. Date of Earliest Transaction (MM/DD/YYYY) 4/27/2017
(Street) KANSAS CITY, MO 64106 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) _ X _ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	4/27/2017		M		16237	A	$37.73	202610.4089   (1)	D
Common Stock	4/27/2017		S		248	D	$75.04	202362.4089	D
Common Stock	4/27/2017		S		648.18	D	$75.06	201714.2289	D
Common Stock	4/27/2017		S		774.54	D	$75.07	200939.6889	D
Common Stock	4/27/2017		S		510.9	D	$75.08	200428.7889	D
Common Stock	4/27/2017		S		688.74	D	$75.09	199740.0489	D
Common Stock	4/27/2017		S		1546.74	D	$75.10	198193.3089	D
Common Stock	4/27/2017		S		714.48	D	$75.11	197478.8289	D
Common Stock	4/27/2017		S		374.4	D	$75.12	197104.4289	D
Common Stock	4/27/2017		S		253.5	D	$75.13	196850.9289	D
Common Stock	4/27/2017		S		156	D	$75.14	196694.9289	D
Common Stock	4/27/2017		S		156	D	$75.15	196538.9289	D
Common Stock	4/27/2017		S		78	D	$75.16	196460.9289	D
Common Stock	4/27/2017		S		234	D	$75.17	196226.9289	D
Common Stock	4/27/2017		S		156	D	$75.18	196070.9289	D
Common Stock	4/27/2017		S		78	D	$75.19	195992.9289	D
Common Stock	4/27/2017		S		764.4	D	$75.20	195228.5289	D
Common Stock	4/27/2017		S		78	D	$75.22	195150.5289	D
Common Stock	4/27/2017		S		156	D	$75.24	194994.5289	D
Common Stock	4/27/2017		S		78	D	$75.25	194916.5289	D
Common Stock	4/27/2017		S		78	D	$75.26	194838.5289	D
Common Stock	4/27/2017		S		46.02	D	$75.28	194792.5089	D
Common Stock								1000	I	By Daughter - Custodial Brokerage Account
Common Stock								1902.068	I	By Esop
Common Stock								1000	I	By Son - Custodial Brokerage Account
Common Stock								0	I	By Trust - RC Kemper For John
Common Stock								60800	I	By Trust - TUW RC Kemper For John Mariner
Common Stock								290397	I	Held by Kemper Realty
Common Stock								395989	I	Held by Pioneer Service Corporation
Common Stock								2161386	I	By Trust - RC Kemper Irrevocable Trust

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (Right to Buy)	$37.73	4/27/2017		M			16237	1/1/2011   (2)	1/1/2018	Common Stock	16237	$0	9498	D

Explanation of Responses:
(1)	Includes shares acquired from dividend reinvestment
(2)	Options will vest 50% on 1/1/2011; 75% on 1/1/2012; and 100% on 1/1/2013

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
KEMPER J MARINER 1010 GRAND BLVD. KANSAS CITY, MO 64106	X		Chairman and CEO

Signatures
/s/ John C. Pauls, Attorney-in-fact for Mr. Kemper		4/28/2017
** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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