Massivemarkets

SEC Form 4

UMB Financial Corp (UMBF) insider trading

In the 12 months to Nov 5, 2026, 11 UMBF insiders reported open-market sales of $11.7M across 21 filings; 2 insiders bought $298.1K.

Latest filing · Last 12 months · Source: SEC EDGAR · How we count

Open-market sales
$11.7M
21 filings · 11 insiders
Open-market purchases
$298.1K
8 filings

Who traded UMBF, and when

  • Purchase
  • Sale

UMBF daily close from Nov 5, 2025 to Nov 5, 2026, between $103.99 and $152.04, last $135.45. 21 sale and 8 purchase filings by 13 insiders, marked at their filing dates. J. Mariner Kemper, Chairman and CEO: sold $7.0M across 4 filings, first filed Dec 8, 2025, last Aug 6, 2026. James D. Rine, President: sold $1.5M across 2 filings, first filed Dec 12, 2025, last Jun 10, 2026. Thomas S. Terry, Chief Credit Officer: sold $867.1K across 1 filing, first filed Aug 18, 2026, last Aug 18, 2026. Uma Wilson, Executive Vice President: sold $736.1K across 2 filings, first filed Jun 10, 2026, last Aug 4, 2026. Nikki Farentino Newton, President, Private Wealth Mgmt: sold $435.1K across 2 filings, first filed Nov 5, 2025, last Aug 4, 2026. Ram Shankar, Chief Financial Officer: sold $303.2K across 1 filing, first filed Aug 18, 2026, last Aug 18, 2026. Greg M. Graves, Director: bought $176.3K across 4 filings, first filed Nov 5, 2025, last Nov 4, 2026. Tamara Peterman, Director: bought $121.9K across 4 filings, first filed Nov 5, 2025, last Nov 4, 2026. 5 others: sold $824.3K across 9 filings, first filed Nov 12, 2025, last Oct 30, 2026.

Largest mark · tap a row for others

J. Mariner Kemper · Chairman and CEO

Filing 1 of 2 within a week · $2,855,994 total

Sale $618,534

4,200 shares at $147.27 avg

Filed Aug 4, 2026 · traded Aug 3

Close on filing date $148.33

UMBF daily closelast $135.45

J. Mariner Kemper · Chairman and CEO

$7.0M sold

James D. Rine · President

$1.5M sold

Thomas S. Terry · Chief Credit Officer

$867.1K sold

Uma Wilson · Executive Vice President

$736.1K sold

Nikki Farentino Newton · President, Private Wealth Mgmt

$435.1K sold

Ram Shankar · Chief Financial Officer

$303.2K sold

Greg M. Graves · Director

$176.3K bought

Tamara Peterman · Director

$121.9K bought

5 others

$824.3K sold
One row per insider, smaller filers combined; marks sit at the SEC filing date, sized by dollar value.

Open-market trades

29 filings in the last 12 months
Other insider activity (not market trades) · 107 records
  • Option exercises1 record
  • Tax withholding59 records
  • Grants and awards42 records
  • Gifts5 records

Reported on Form 4 but not purchases or sales in the market, so not counted in the totals above.

How to read this page

Open-market purchase or sale
A buy or sell of the company's stock at market price. Grants, option exercises, shares withheld for tax, gifts and employee stock plan purchases are listed separately and not counted.
Filing date
Insiders have two business days to report a trade. Totals and the chart use the filing date, when the trade became public.

Frequently asked questions

Has UMB Financial Corp's CEO sold stock?

Yes. J. Mariner Kemper (CEO) sold 53,343 shares ($7.0M) between Dec 2025 and Aug 2026.

How current is UMBF’s insider data?

These are UMBF Form 4 filings from the last year, refreshed daily. The Massive Form 4 API has the full, continuously updated record.

What counts as an open-market buy or sell?

Only purchases and sales at the market price. Option exercises, grants, gifts, and shares withheld for taxes are reported on Form 4 but are left out of the buy and sell totals.

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Track UMBF insider trades with your agent

This page joins two Massive endpoints: Form 4 filings and daily prices. Ask an agent to watch for new filings:

Using the Massive API (massive.com/docs/llms.txt), check Form 4 filings for UMBF every day with transaction_code=P and tell me when an insider files an open-market purchase, with their role, shares, price and the filing link.

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