Massivemarkets

SEC Form 4

Commerce Bancshares Inc (CBSH) insider trading

In the 12 months to Oct 26, 2026, 12 CBSH insiders reported open-market sales of $4.2M across 16 filings; one director bought $119.3K.

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

Open-market sales
$4.2M
16 filings · 12 insiders
Open-market purchases
$119.3K
1 filing · Timothy S. Dunn, Director

Who traded CBSH, and when

  • Purchase
  • Sale

CBSH daily close from Oct 27, 2025 to Oct 26, 2026, between $47.49 and $60.33, last $56.00. 16 sale and 1 purchase filings by 13 insiders, marked at their filing dates. John W. Kemper, President and CEO: sold $1.6M across 2 filings, first filed Feb 9, 2026, last Jul 30, 2026. Charles G. Kim, Exec. Vice President and CFO: sold $1.2M across 1 filing, first filed Jul 29, 2026, last Jul 29, 2026. Kevin G. Barth, Executive Vice President: sold $410.8K across 1 filing, first filed Feb 13, 2026, last Feb 13, 2026. Robert S. Holmes, Executive Vice President: sold $301.0K across 1 filing, first filed Jul 31, 2026, last Jul 31, 2026. David L. Roller, Senior Vice President: sold $223.4K across 3 filings, first filed Feb 4, 2026, last Aug 6, 2026. David W. Kemper, Executive Chairman: sold $149.4K across 1 filing, first filed Feb 3, 2026, last Feb 3, 2026. Timothy S. Dunn, Director: bought $119.3K across 1 filing, first filed Mar 17, 2026, last Mar 17, 2026. 6 others: sold $300.7K across 7 filings, first filed Feb 5, 2026, last Aug 31, 2026.

Largest mark · tap a row for others

John W. Kemper · President and CEO

Sale $1,263,300

23,397 shares at $53.99 avg

Filed Feb 9, 2026 · traded Feb 5

Close on filing date $55.23

CBSH daily closelast $56.00

John W. Kemper · President and CEO

$1.6M sold

Charles G. Kim · Exec. Vice President and CFO

$1.2M sold

Kevin G. Barth · Executive Vice President

$410.8K sold

Robert S. Holmes · Executive Vice President

$301.0K sold

David L. Roller · Senior Vice President

$223.4K sold

David W. Kemper · Executive Chairman

$149.4K sold

Timothy S. Dunn · Director

$119.3K bought

6 others

$300.7K sold
One row per insider, smaller filers combined; marks sit at the SEC filing date, sized by dollar value.

Open-market trades

17 filings in the last 12 months
Other insider activity (not market trades) · 104 records
  • Option exercises11 records
  • Tax withholding29 records
  • Grants and awards54 records
  • Gifts1 record
  • Other9 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 Commerce Bancshares Inc's CEO sold stock?

Yes. John W. Kemper (CEO) sold 29,227 shares ($1.6M) between Feb 2026 and Jul 2026.

How current is CBSH’s insider data?

These are CBSH 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 CBSH 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 CBSH 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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