UMB Financial holder plans sale of 800 shares

UMB Financial Corporation has a planned sale of up to 800 shares of common stock through a broker on NASDAQ, with an aggregate market value of 117,600 and an approximate sale date of August 4, 2026.

Rhea-AI Filing Summary

UMB Financial Corporation has a planned sale of up to 800 shares of common stock through a broker on NASDAQ, with an aggregate market value of 117,600 and an approximate sale date of August 4, 2026. Shares outstanding are reported as 75,978,727, a baseline figure, not the amount being offered.

The 800 shares relate to multiple restricted stock vesting events, including 184 shares vesting on December 31, 2025 and additional tranches of 241, 248, 78 and 49 shares vesting on various dates through February 11, 2026.

Key Figures

Shares to be sold: 800 shares Aggregate market value: 117,600 Shares outstanding: 75,978,727 shares +5 more

8 metrics

Shares to be sold 800 shares Planned sale through broker on NASDAQ

Aggregate market value 117,600 Value associated with the 800 shares to be sold

Shares outstanding 75,978,727 shares Reported outstanding UMB Financial common shares

Approximate sale date 08/04/2026 Target date for sale of 800 shares

Restricted stock vesting 12/31/2025 184 shares Common stock vesting that contributes to the 800 shares

Restricted stock vesting 02/07/2026 241 shares Common stock vesting that contributes to the 800 shares

Restricted stock vesting 02/09/2026 248 shares Common stock vesting that contributes to the 800 shares

Restricted stock vesting 02/10–02/11/2026 78 and 49 shares Additional vesting tranches underlying the proposed sale

Key Terms

Form 144, restricted stock vest, aggregate market value, shares outstanding

4 terms

Form 144 regulatory

"144: Securities To Be Sold"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

restricted stock vest financial

"Common | 12/31/2025 | Restricted Stock Vest | UMB Financial"

A restricted stock vest is the moment when shares granted to an employee or executive under conditions (like staying at the company or hitting targets) officially become theirs to keep or sell. Think of it as a timed gift that unlocks only after certain rules are met. Investors watch vesting because it can change who controls shares, create potential selling pressure when large blocks unlock, and reveal how management’s incentives are aligned with company performance.

aggregate market value financial

"Common | Merrill 8890 Lyra Dr 5th Flr Columbus OH 43240 | 800 | 117600"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

shares outstanding financial

"800 | 117600 | 75978727 | 08/04/2026 | NASDAQ"

Shares outstanding are the total number of a company’s stock units held by all shareholders, including institutional investors and company insiders — think of them as the total number of slices of the company’s ownership pie. Investors use this number to calculate how much of the company each share represents, and it directly affects per-share measures like earnings per share, ownership percentage and valuation; when the slice count changes, an investor’s claim and the company’s per-share metrics change too.

FAQ

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

What does the Form 144 filing for UMBF disclose?

The filing discloses a planned sale of up to 800 shares of UMB Financial common stock through a broker on NASDAQ, tied to several restricted stock vesting events occurring between December 31, 2025 and February 11, 2026.

How many UMBF shares are planned for sale and when?

The holder plans to sell up to 800 shares of UMB Financial common stock, with an approximate sale date of August 4, 2026 through NASDAQ, according to the disclosed broker information.

What is the aggregate market value of the UMBF shares in this Form 144?

The Form 144 lists an aggregate market value of 117,600 for the 800 UMB Financial common shares proposed for sale, providing a scale reference for the planned disposition of stock by the reporting holder.

How many UMBF shares are reported outstanding in this filing?

The filing reports 75,978,727 shares outstanding of UMB Financial common stock. This figure serves as a baseline context for the company’s equity and is not the number of shares being sold under the Form 144 notice.

What restricted stock vesting events underlie the 800 UMBF shares?

The 800 shares come from several restricted stock vest events in UMB Financial stock: 184 shares on December 31, 2025, and 241, 248, 78, and 49 shares vesting on various dates in February 2026, which together total 800 shares.

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

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Available on EDGAR 08/04/2026 - 04:47 PM Accepted by SEC EDGAR 08/04/2026 - 04:46 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001976804
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	UMB FINANCIAL CORPORATION
SEC File Number	001-38481
Address of Issuer	1010 Grand Boulevard Kansas City MISSOURI 64106
Phone	816-860-7000
Name of Person for Whose Account the Securities are To Be Sold	Phillip Mason
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Merrill 8890 Lyra Dr 5th Flr Columbus OH 43240	800	117600	75978727	08/04/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	12/31/2025	Restricted Stock Vest	UMB Financial Corporation			184	12/31/2025	NA
Common	02/07/2026	Restricted Stock Vest	UMB Financial Corporation			241	02/07/2026	NA
Common	02/09/2026	Restricted Stock Vest	UMB Financial Corporation			248	02/09/2026	NA
Common	02/10/2026	Restricted Stock Vest	UMB Financial Corporation			78	02/10/2026	NA
Common	02/11/2026	Restricted Stock Vest	UMB Financial Corporation			49	02/11/2026	NA

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	08/04/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	Phillip Mason
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)