UMB Financial: Williamson reports 3,616 direct shares

The direct reported position includes restricted share unit grants scheduled to vest from February 2027 through February 2029.

Rhea-AI Filing Summary

UMB Financial Corp. President Commercial Banking Paul Michael Williamson reported Common Stock holdings on October 27, 2026: 3,616 shares directly and 1,091 shares indirectly through a 401K. The direct reported amount includes grants of restricted share unites scheduled to vest as follows: 177 shares on February 9, 2027; 311 shares on February 7, 2027; 320 shares on February 7, 2028; 530 shares on February 9, 2027; 531 shares on February 9, 2028; and 548 shares on February 9, 2029.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Williamson Paul Michael

Role President Commercial Banking

Type	Security	Shares	Price	Value
holding	Common Stock F1	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 3,616 shares (Direct); Common Stock — 1,090.704 shares (Indirect, By 401K)

Footnotes (1)

1. F1. Includes grants of restricted share unites that vest according to the following schedule: (1) 177 shares vest on February 9, 2027; (2) 311 which vest on February 7, 2027 and 320 which vest on February 7, 2028; and (3) 530 which vest on February 9, 2027, 531 which vest on February 9, 2028 and 548 which vest on February 9, 2029.

Key Figures

Direct Common Stock holdings: 3,616 shares Indirect Common Stock holdings: 1,091 shares Restricted share units scheduled to vest: 177 shares +5 more

8 metrics

Direct Common Stock holdings 3,616 shares Reported October 27, 2026

Indirect Common Stock holdings 1,091 shares Held through a 401K; reported October 27, 2026

Restricted share units scheduled to vest 177 shares February 9, 2027

Restricted share units scheduled to vest 311 shares February 7, 2027

Restricted share units scheduled to vest 320 shares February 7, 2028

Restricted share units scheduled to vest 530 shares February 9, 2027

Restricted share units scheduled to vest 531 shares February 9, 2028

Restricted share units scheduled to vest 548 shares February 9, 2029

Key Terms

restricted share unites, vesting schedule, 401K

3 terms

restricted share unites financial

"grants of restricted share unites that vest according to the following schedule"

vesting schedule financial

"vest according to the following schedule"

A vesting schedule is a timeline that determines when someone gains full ownership of certain benefits, such as company stock or retirement contributions. Think of it like earning the right to own a gift gradually over time, rather than receiving it all at once. It matters to investors because it affects when they can fully access or sell these benefits, influencing their financial planning and decision-making.

401K financial

"By 401K"

An employer-sponsored retirement savings plan in the United States that lets workers set aside part of their paycheck into investments with tax advantages; some plans also include employer matching contributions, which is like free money added to your savings. It matters to investors because 401(k) balances represent a large pool of household retirement assets that influence personal financial security, investor behavior, and long-term demand for stocks and bonds.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many UMBF shares did Paul Michael Williamson report holding?

Paul Michael Williamson, President Commercial Banking, reported 3,616 Common Stock shares directly and 1,091 shares indirectly through a 401K on October 27, 2026. The reported direct amount includes grants of restricted share unites with vesting dates through February 9, 2029.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 10/30/2026 - 04:25 PM EDT Accepted by SEC EDGAR 10/30/2026 - 04:25 PM EDT Learn about SEC filing dates

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Williamson Paul Michael

(Last) (First) (Middle)

1010 GRAND BLVD

(Street)

KANSAS CITY MISSOURI 64106

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
10/27/2026

3. Issuer Name and Ticker or Trading Symbol
UMB FINANCIAL CORP [ UMBF ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President Commercial Banking

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	3,616(1)	D
Common Stock	1,090.704	I	By 401K

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Includes grants of restricted share unites that vest according to the following schedule: (1) 177 shares vest on February 9, 2027; (2) 311 which vest on February 7, 2027 and 320 which vest on February 7, 2028; and (3) 530 which vest on February 9, 2027, 531 which vest on February 9, 2028 and 548 which vest on February 9, 2029.

	Jason Bartel, attorney-in-fact for Mr. Williamson	10/30/2026
	** 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 5 (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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)