Form 4 Tracker
COMPASS MINERALS INTERNATIONAL INC
CMP

25 insider filings · Latest: Jul 28, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Aug 27, 2025Aug 27 4:15 PMFrontczak Mary L
Proposed Sale
1,000$19.12$19.1K

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Aug 19, 2025Aug 19 9:17 PMMARY FRONTCZAK
Proposed Sale
9,674$18.66$180.5K

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May 16, 2025May 19 6:26 PMHood Jennifer R.
Proposed Sale
1,486$19.20$28.5K

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Jan 28, 2026Jan 29 10:44 PMPeter FjellmanChief Financial Officer
Option Exercise
8,32116,641(D)

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Dec 18, 2025Jan 27 2:07 AMDenise M MerleDirector
Grant/Award
1,348$0.001,348(D)

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Jan 18, 2026Jan 20 10:26 PMEdward C DowlingDirector, President and CEO
Option Exercise
22,35022,350(D)

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