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

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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 ALEXANDER C	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 _____ Officer (give title below)    _____ Other (specify below)
(Last)          (First)          (Middle) 14905 LITTLE BLUE ROAD	3. Date of Earliest Transaction (MM/DD/YYYY) 8/6/2021
(Street) KANSAS CITY, MO 64136 (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	8/6/2021		S		101	D	$96.415	10459	D
Common Stock	8/6/2021		S		900	D	$95.78	9559	D
Common Stock	8/6/2021		S		39	D	$95.85	9520	D
Common Stock	8/6/2021		S		100	D	$95.91	9420	D
Common Stock	8/6/2021		S		300	D	$95.791	9120	D
Common Stock	8/6/2021		S		490	D	$96.00	8630	D
Common Stock	8/6/2021		S		100	D	$96.01	8530	D
Common Stock	8/6/2021		S		100	D	$96.02	8430	D
Common Stock	8/6/2021		S		100	D	$96.05	8330	D
Common Stock	8/6/2021		S		100	D	$96.10	8230	D
Common Stock	8/6/2021		S		200	D	$96.164	8030	D
Common Stock	8/6/2021		S		100	D	$96.20	7930	D
Common Stock								1000	I	By Family Limited Partnership

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

Explanation of Responses:

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
KEMPER ALEXANDER C 14905 LITTLE BLUE ROAD KANSAS CITY, MO 64136	X

Signatures
/s/ John C. Pauls, Attorney-in-fact for Mr. Kemper		8/6/2021
**Signature of Reporting Person		Date