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Tills Amy's Form 4 filing

Compass Minerals International Inc (CMP) · filed Sep 15, 2026

Accession no.
0001227654-26-000062
Filed
Sep 15, 2026, 4:56 PM ET
Trade date
Sep 11, 2026
Filing delay
4 days
Rule 10b5-1 plan
Not checked

This filing lists 2 non-derivative transactions and 1 derivative transaction. It was filed 4 days after the trade.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Tills AmyCIK 0002090688Officer (Chief Human Resources Officer)

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Sep 11, 2026Common StockMOption exerciseAcquired+7,298$0.00$07,298Direct
Sep 11, 2026Common StockFTax withholdingDisposed−2,142$24.80−$53,121.65,156Direct

Derivative securities (Table II)

Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.

Derivative transactions
Trade dateSecurityTransactionUnderlying sharesUnit priceValueHeld afterOwnershipFlags
Sep 11, 2026Common StockMOption exerciseDisposed−7,298$0.00$07,297Direct

Footnotes

Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.

Read the original on SEC EDGAR (opens in a new tab)