CMP insider trading — Compass Minerals International Inc
No open-market insider purchases or sales were filed for Compass Minerals International Inc (CMP) in the last 90 days. Other insider transactions — such as stock awards, option exercises or tax withholding — are listed below.
Updated Oct 16, 2026.
Recent CMP insider transactions
Every Form 4 filed by Compass Minerals International Inc officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Oct 9, 2026 | Safran David | Director | M · Option exercise | Direct | 4,114 | — | — | Form 4 |
| Oct 9, 2026 | Safran David | Director | A · Grant/award | Direct | 108 | — | — | Form 4 |
| Sep 30, 2026 | Dealy Richard P | Director | A · Grant/award | Direct | 1,333 | — | — | Form 4 |
| Sep 30, 2026 | Reece Joseph E | Director | A · Grant/award | Direct | 1,702 | — | — | Form 4 |
| Sep 30, 2026 | Safran David | Director | A · Grant/award | Direct | 1,135 | — | — | Form 4 |
| Sep 11, 2026 | Tills Amy | Chief Human Resources Officer | M · Option exercise | Direct | 7,298 | — | — | Form 4 |
| Sep 11, 2026 | Tills Amy | Chief Human Resources Officer | F · Tax withholding | Direct | 2,142 | $24.80 | $53K | Form 4 |
| Jul 28, 2026 | Ward Ashley | Chief Accounting Officer | M · Option exercise | Direct | 8,333 | — | — | Form 4 |
| Jul 28, 2026 | Ward Ashley | Chief Accounting Officer | F · Tax withholding | Direct | 2,443 | $29.69 | $73K | Form 4 |
CMP insider trading FAQ
Are insiders buying CMP stock?
Not on the open market. In the last 90 days, Compass Minerals International Inc insiders made no open-market purchases, and no open-market sales. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading CMP?
No insider bought or sold on the open market in the last 90 days.
Where does CMP insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.