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Compass Minerals International

Compass Minerals International (NYSE: CMP) insider transactions

In the twelve months to 10 November 2026, executives and directors of Compass Minerals International reported no open-market sales and no open-market purchases, according to the Form 4 filings they submitted to the SEC.

Latest transactions

The 20 most recent transactions in Compass Minerals International shares reported on Form 4
DateInsiderRoleTransactionSharesPriceHeld afterFiling
15 October 2026Nichols Benjamin S.Chief Commercial OfficerOption exercise+6,946—22,934Form 4
15 October 2026Nichols Benjamin S.Chief Commercial OfficerShares withheld for tax−1,977$22.5920,957Form 4
15 October 2026Risner BrandonChief Operating OfficerOption exercise+5,245—5,245Form 4
15 October 2026Risner BrandonChief Operating OfficerShares withheld for tax−1,465$22.593,780Form 4
15 October 2026Dowling Edward CPresident and CEOOption exercise+45,466—111,727Form 4
15 October 2026Dowling Edward CPresident and CEOShares withheld for tax−20,097$22.5991,630Form 4
15 October 2026Ward AshleyChief Accounting OfficerOption exercise+2,598—10,323Form 4
15 October 2026Ward AshleyChief Accounting OfficerShares withheld for tax−740$22.599,583Form 4
9 October 2026Safran DavidDirectorOption exercise+4,114—7,305Form 4
9 October 2026Safran DavidDirectorGrant or award+108—7,413Form 4
30 September 2026Reece Joseph EDirectorGrant or award+1,702—97,372Form 4
30 September 2026Dealy Richard PDirectorGrant or award+1,333—47,093Form 4
30 September 2026Safran DavidDirectorGrant or award+1,135—3,191Form 4
11 September 2026Tills AmyChief Human Resources OfficerOption exercise+7,298—7,298Form 4
11 September 2026Tills AmyChief Human Resources OfficerShares withheld for tax−2,142$24.805,156Form 4
28 July 2026Ward AshleyChief Accounting OfficerOption exercise+8,333—10,168Form 4
28 July 2026Ward AshleyChief Accounting OfficerShares withheld for tax−2,443$29.697,725Form 4
30 June 2026Safran DavidDirectorGrant or award+804—2,056Form 4
30 June 2026Dealy Richard PDirectorGrant or award+944—45,760Form 4
30 June 2026Reece Joseph EDirectorGrant or award+1,205—95,670Form 4

Names appear as in the filing, surname first. A dash in the price column means the filing reports none, as in grants and gifts.

How to read the table

Only open-market purchases and sales are trades the insider chose to make at the market price, and they are the ones counted in the summary above. Grants, option exercises and shares withheld for tax come from pay plans. A sale marked as a 10b5-1 plan was scheduled in advance under a written plan.

Where each row comes from

From the Form 4 that each executive, director or large shareholder must file with the SEC within two business days of a transaction, read up to 10 November 2026. Each row links to its filing on EDGAR. Only transactions in shares are listed, not derivatives, and amended filings are left out. The accounts of the company are on the Compass Minerals International page; the method, in data sources.

Information prepared from the Form 4 filings submitted to the SEC, for information purposes only. It is not financial advice or a recommendation to buy or sell. Updated on 12 November 2026.