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Compass Minerals International Inc (CMP)

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Insider transactions

A complete record of Form 4 filings tracking every share acquisition and disposal by executives, directors, and senior officers. Filterable by date range and transaction type, the table exposes the direct market actions of those with the deepest knowledge of a company's operations — providing a factual, data-driven signal of internal conviction that complements traditional fundamental and technical analysis.

Transaction date
Executive
Executive Title
Security Type
Acquisition / Disposal
Shares
Share price
Sep 11, 2026TILLS, AMYChief Human Resources OfficerCommon StockAcquisition7,2980
Sep 11, 2026TILLS, AMYChief Human Resources OfficerCommon StockDisposal2,14224.8
Sep 11, 2026TILLS, AMYChief Human Resources OfficerRestricted Stock UnitDisposal7,2980
Jul 28, 2026WARD, ASHLEYChief Accounting OfficerCommon StockAcquisition8,3330
Jul 28, 2026WARD, ASHLEYChief Accounting OfficerCommon StockDisposal2,44329.69
Jul 28, 2026WARD, ASHLEYChief Accounting OfficerRestricted Stock UnitDisposal8,3330
Jun 30, 2026SAFRAN, DAVIDDirectorCommon StockAcquisition8040
Jun 30, 2026REECE, JOSEPH EDirectorCommon StockAcquisition1,2050
Jun 30, 2026DEALY, RICHARD PDirectorCommon StockAcquisition9440
Jun 24, 2026NICHOLS, BENJAMIN S.Chief Commercial OfficerCommon StockDisposal74728.66
Jun 24, 2026NICHOLS, BENJAMIN S.Chief Commercial OfficerCommon StockAcquisition2,5420
Jun 24, 2026NICHOLS, BENJAMIN S.Chief Commercial OfficerRestricted Stock UnitDisposal2,5420
May 18, 2026NICHOLS, BENJAMIN S.Chief Commercial OfficerCommon StockDisposal19528.97
May 18, 2026NICHOLS, BENJAMIN S.Chief Commercial OfficerCommon StockAcquisition6850
May 18, 2026NICHOLS, BENJAMIN S.Chief Commercial OfficerRestricted Stock UnitDisposal6850
May 13, 2026NICHOLS, BENJAMIN S.Chief Commercial OfficerRestricted Stock UnitDisposal7370
May 13, 2026NICHOLS, BENJAMIN S.Chief Commercial OfficerCommon StockDisposal24730.21
May 13, 2026NICHOLS, BENJAMIN S.Chief Commercial OfficerCommon StockAcquisition7370
Mar 31, 2026DEALY, RICHARD PDirectorCommon StockAcquisition1,2590
Mar 31, 2026REECE, JOSEPH EDirectorCommon StockAcquisition1,8160
Mar 31, 2026SAFRAN, DAVIDDirectorCommon StockAcquisition1,0710
Mar 5, 2026REECE, JOSEPH EDirectorDeferred Stock UnitsAcquisition9,4340
Mar 5, 2026REECE, JOSEPH EDirectorDeferred Stock UnitsDisposal22,3220
Mar 5, 2026WALKER, LORI ADirectorCommon StockAcquisition11,9050
Mar 5, 2026JOYCE, GARETH TDirectorRestricted Stock UnitDisposal11,9050
Mar 5, 2026JOYCE, GARETH TDirectorCommon StockAcquisition11,9050
Mar 5, 2026MILLER, MELISSA MDirectorRestricted Stock UnitAcquisition5,0320
Mar 5, 2026DEALY, RICHARD PDirectorRestricted Stock UnitAcquisition5,0320
Mar 5, 2026ROBERTS, MARK LAWRENCEDirectorRestricted Stock UnitAcquisition5,0320
Mar 5, 2026BALL, RUSSELL DAVIDDirectorRestricted Stock UnitAcquisition5,0320
Mar 5, 2026MILLER, MELISSA MDirectorCommon StockAcquisition11,9050
Mar 5, 2026DEALY, RICHARD PDirectorCommon StockAcquisition11,9050
Mar 5, 2026WALKER, LORI ADirectorRestricted Stock UnitDisposal11,9050
Mar 5, 2026SAFRAN, DAVIDDirectorRestricted Stock UnitAcquisition5,0320
Mar 5, 2026JOYCE, GARETH TDirectorRestricted Stock UnitAcquisition5,0320
Mar 5, 2026DEALY, RICHARD PDirectorRestricted Stock UnitDisposal11,9050
Mar 5, 2026MILLER, MELISSA MDirectorRestricted Stock UnitDisposal11,9050
Mar 5, 2026MERLE, DENISE MDirectorRestricted Stock UnitAcquisition5,0320
Mar 5, 2026REECE, JOSEPH EDirectorCommon StockAcquisition22,3220
Mar 3, 2026MERRIN, PATRICK JAMESChief Operations OfficerCommon StockAcquisition18,5250
Mar 3, 2026MERRIN, PATRICK JAMESChief Operations OfficerRestricted Stock UnitDisposal11,0470
Mar 3, 2026MERRIN, PATRICK JAMESChief Operations OfficerRestricted Stock UnitDisposal7,4780
Mar 3, 2026MERRIN, PATRICK JAMESChief Operations OfficerCommon StockDisposal5,00324.68
Jan 28, 2026FJELLMAN, PETERChief Financial OfficerCommon StockDisposal2,72025.9
Jan 28, 2026FJELLMAN, PETERChief Financial OfficerCommon StockAcquisition8,3210
Jan 28, 2026FJELLMAN, PETERChief Financial OfficerRestricted Stock UnitDisposal8,3210
Jan 18, 2026DOWLING, EDWARD CDirector, President and CEOCommon StockDisposal6,87823.29
Jan 18, 2026DOWLING, EDWARD CDirector, President and CEORestricted Stock UnitDisposal22,3500
Jan 18, 2026DOWLING, EDWARD CDirector, President and CEOCommon StockAcquisition22,3500
Dec 31, 2025BALL, RUSSELL DAVIDDirectorCommon StockAcquisition1860
Dec 31, 2025REECE, JOSEPH EDirectorCommon StockAcquisition2,2600
Dec 31, 2025SAFRAN, DAVIDDirectorCommon StockAcquisition1810
Dec 31, 2025WALKER, LORI ADirectorCommon StockAcquisition1,5280
Dec 31, 2025JOYCE, GARETH TDirectorCommon StockAcquisition1,4010
Dec 31, 2025DEALY, RICHARD PDirectorCommon StockAcquisition1,4960
Dec 31, 2025ROBERTS, MARK LAWRENCEDirectorCommon StockAcquisition1960
Dec 31, 2025MERLE, DENISE MDirectorCommon StockAcquisition2200
Dec 31, 2025MILLER, MELISSA MDirectorCommon StockAcquisition1,4330
Dec 18, 2025ROBERTS, MARK LAWRENCEDirectorRestricted Stock UnitAcquisition1,3480
Dec 18, 2025MERLE, DENISE MDirectorRestricted Stock UnitAcquisition1,3480
Dec 18, 2025SAFRAN, DAVIDDirectorRestricted Stock UnitAcquisition1,3480
Dec 18, 2025BALL, RUSSELL DAVIDDirectorRestricted Stock UnitAcquisition1,3480
Nov 24, 2025NICHOLS, BENJAMIN S.Chief Commercial OfficerRestricted Stock UnitAcquisition17,5760
Nov 24, 2025FJELLMAN, PETERChief Financial OfficerRestricted Stock UnitAcquisition25,0430
Nov 24, 2025TILLS, AMYChief Human Resources OfficerRestricted Stock UnitAcquisition8,9790
Nov 24, 2025MERRIN, PATRICK JAMESChief Operations OfficerRestricted Stock UnitAcquisition32,2680
Nov 24, 2025WARD, ASHLEYChief Accounting OfficerRestricted Stock UnitAcquisition6,9590
Nov 24, 2025DOWLING, EDWARD CDirector, President and CEORestricted Stock UnitAcquisition98,2050
Oct 15, 2025NICHOLS, BENJAMIN S.Chief Commercial OfficerRestricted Stock UnitDisposal4640
Oct 15, 2025DOWLING, EDWARD CDirector, President and CEOCommon StockDisposal15,18919.53
Oct 15, 2025NICHOLS, BENJAMIN S.Chief Commercial OfficerRestricted Stock UnitDisposal6,0890
Oct 15, 2025DOWLING, EDWARD CDirector, President and CEORestricted Stock UnitDisposal45,4670
Oct 15, 2025NICHOLS, BENJAMIN S.Chief Commercial OfficerRestricted Stock UnitDisposal8550
Oct 15, 2025WARD, ASHLEYChief Accounting OfficerCommon StockAcquisition2,5980
Oct 15, 2025DOWLING, EDWARD CDirector, President and CEOCommon StockAcquisition45,4670
Oct 15, 2025NICHOLS, BENJAMIN S.Chief Commercial OfficerCommon StockDisposal2,17619.53
Oct 15, 2025NICHOLS, BENJAMIN S.Chief Commercial OfficerCommon StockAcquisition7,4080
Oct 15, 2025WARD, ASHLEYChief Accounting OfficerRestricted Stock UnitDisposal2,5980
Oct 15, 2025WARD, ASHLEYChief Accounting OfficerCommon StockDisposal76319.53
Sep 30, 2025REECE, JOSEPH EDirectorCommon StockAcquisition2,3120
Sep 30, 2025JOYCE, GARETH TDirectorCommon StockAcquisition1,4330
Sep 30, 2025WALKER, LORI ADirectorCommon StockAcquisition1,5630
Sep 30, 2025MILLER, MELISSA MDirectorCommon StockAcquisition1,4650
Sep 30, 2025DEALY, RICHARD PDirectorCommon StockAcquisition1,5300