UMB Financial insiders report Rule 144 share sales

UMB Financial Corporation insiders reported proposed sales of Common Stock under Rule 144.

Rhea-AI Filing Summary

UMB Financial Corporation insiders reported proposed sales of Common Stock under Rule 144. The filing lists multiple transfers and reported sales by related trusts and foundations across February–April 2026, including a 15,214-share sale by R C Kemper Marital Trust on 02/02/2026 and several smaller blocks. The entries show share counts and dollar amounts for each reported sale.

Key Figures

R C Kemper Marital Trust sale: 15,214 shares J Mariner Kemper sale: 3,500 shares R C Kemper Charitable Trust example: 1,250 shares +2 more

5 metrics

R C Kemper Marital Trust sale 15,214 shares 02/02/2026

J Mariner Kemper sale 3,500 shares 02/02/2026

R C Kemper Charitable Trust example 1,250 shares 03/02/2026 and 04/01/2026 entries

R C Kemper Jr Charitable Trust and Foundation example 2,550 shares 02/02/2026, 03/02/2026, and 04/01/2026 entries

Bebe & Crosby Kemper Foundation for the Arts example 576 shares Multiple entries Feb–Apr 2026

Key Terms

Rule 144, Common Stock, Gift, Charitable Trust

4 terms

Rule 144 regulatory

"reported proposed sales of Common Stock under Rule 144"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Common Stock financial

"Common Stock | Capital Institutional Services 1700 Pacific Ave."

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Gift legal

"Common Stock | 04/18/2008 | Gift | R.C. Kemper, Jr."

Charitable Trust other

"R C Kemper Charitable Trust and Foundation 1010 Grand Boulevard"

FAQ

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

What does UMBF's Form 144 report show?

The filing reports proposed sales of UMBF common stock under Rule 144. It lists multiple transfers by related trusts and foundations with share counts and dollar amounts dated February–April 2026.

Who are the primary sellers named in the UMBF Form 144?

Named sellers include the R C Kemper Charitable Trust, R C Kemper Jr Charitable Trust and Foundation, the Bebe & Crosby Kemper Foundation for the Arts, and the R C Kemper Marital Trust.

How large were the reported proposed sales in the UMBF filing?

Examples shown include 15,214 shares by R C Kemper Marital Trust (02/02/2026) and multiple smaller blocks such as 3,500 shares by J Mariner Kemper (02/02/2026). Exact per-line dollar amounts are listed in the filing.

Are the Form 144 entries actual trades or proposed sales for UMBF?

Form 144 entries indicate proposed sales or transfers under Rule 144; they are disclosures of intent and reported transfer details, not confirmations that each transaction settled or executed.

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

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Accepted by SEC EDGAR 05/01/2026 - 07:05 AM 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	0001976234
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 CORP
SEC File Number	001-38481
Address of Issuer	1010 GRAND AVE KANSAS CITY MISSOURI 64106
Phone	8168607000
Name of Person for Whose Account the Securities are To Be Sold	R C Kemper Jr Charitable Trust & Foundation
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	Affiliate

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 Stock	Capital Institutional Services 1700 Pacific Ave. Suite 1000 Dallas TX 75201	2550	316761.00	75978727	05/01/2026	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 Stock	04/18/2008	Gift	R.C. Kemper, Jr.		01/05/1970	708554		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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
R C Kemper Charitable Trust and Foundation 1010 Grand Boulevard Kansas City MO 64106	Common Stock	02/02/2026	1250	159517.63
R C Kemper Jr Charitable Trust and Foundation 1010 Grand Boulevard Kansas City MO 64106	Common Stock	02/02/2026	2550	325415.96
Bebe & Crosby Kemper Foundation for the Arts 1010 Grand Boulevard Kansas City MO 64106	Common Stock	02/02/2026	576	73505.72
R C Kemper Charitable Trust and Foundation 1010 Grand Boulevard Kansas City MO 64106	Common Stock	04/01/2026	1250	143348.13
R C Kemper Jr Charitable Trust and Foundation 1010 Grand Boulevard Kansas City MO 64106	Common Stock	04/01/2026	2550	292430.17
Bebe & Crosby Kemper Foundation for the Arts 1010 Grand Boulevard Kansas City MO 64106	Common Stock	04/01/2026	576	66054.82
Bebe & Crosby Kemper Foundation for the Arts 1010 Grand Boulevard Kansas City MO 64106	Common Stock	03/02/2026	576	67290.11
R C Kemper Charitable Trust and Foundation 1010 Grand Boulevard Kansas City MO 64106	Common Stock	03/02/2026	1250	146028.88
R C Kemper Jr Charitable Trust and Foundation 1010 Grand Boulevard Kansas City MO 64106	Common Stock	03/02/2026	2550	297898.90
R C Kemper Marital Trust 1010 Grand Boulevard Kansas City MO 64106	Common Stock	02/02/2026	15214	1956328.70
J Mariner Kemper 1010 Grand Boulevard Kansas City MO 64106	Common Stock	02/02/2026	3500	451695.30

144: Remarks and Signature

Remarks
Date of Notice	05/01/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	09/05/2025
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	Jason D. Bartel, by POA
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)