CMP (Compass Minerals International, Inc.)
Insider Trading Activity
Every open-market purchase and sale reported by CMP officers, directors and 10%+ beneficial owners on SEC Form 4, which must be filed within two business days of the transaction. Sales often reflect scheduled 10b5-1 plans or tax withholding rather than a directional view, so read counts alongside the size and the filer.
Market data may be delayed, incomplete, or inaccurate. Not a recommendation to buy, sell, or hold any security. Verify quotes with your broker before trading. See Terms §17.
| Filed | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-29 | Ashley Ward | Chief Accounting Officer | MIXED | — | — |
| 2026-07-01 | David Safran | Director | A | — | — |
| 2026-07-01 | RICHARD P DEALY | Director | A | — | — |
| 2026-07-01 | Joseph E Reece | Director | A | — | — |
| 2026-06-26 | Benjamin S. Nichols | Chief Commercial Officer | MIXED | — | — |
| 2026-05-19 | Benjamin S. Nichols | Chief Commercial Officer | MIXED | — | — |
| 2026-05-14 | Benjamin S. Nichols | Chief Commercial Officer | MIXED | — | — |
| 2026-04-01 | David Safran | Director | A | — | — |
| 2026-04-01 | RICHARD P DEALY | Director | A | — | — |
| 2026-04-01 | Joseph E Reece | Director | A | — | — |
| 2026-03-09 | Denise M Merle | Director | A | — | — |
| 2026-03-09 | Mark Lawrence Roberts | Director | A | — | — |
| 2026-03-09 | Joseph E Reece | Director | M | — | — |
| 2026-03-09 | Gareth T Joyce | Director | M | — | — |
| 2026-03-09 | LORI A WALKER | Director | M | — | — |
| 2026-03-09 | Russell David Ball | Director | A | — | — |
| 2026-03-09 | Melissa M Miller | Director | M | — | — |
| 2026-03-09 | RICHARD P DEALY | Director | M | — | — |
| 2026-03-09 | David Safran | Director | A | — | — |
| 2026-03-04 | Patrick James Merrin | Chief Operations Officer | MIXED | — | — |
| 2026-01-29 | Mark Lawrence Roberts | Director | A | — | — |
| 2026-01-29 | David Safran | Director | A | — | — |
| 2026-01-29 | Peter Fjellman | Chief Financial Officer | MIXED | — | — |
| 2026-01-26 | Denise M Merle | Director | A | — | — |
| 2026-01-20 | EDWARD C DOWLING | President and CEO | MIXED | — | — |
| 2026-01-05 | Gareth T Joyce | Director | A | — | — |
| 2026-01-05 | Joseph E Reece | Director | A | — | — |
| 2026-01-05 | Melissa M Miller | Director | A | — | — |
| 2026-01-05 | RICHARD P DEALY | Director | A | — | — |
| 2026-01-05 | Russell David Ball | Director | A | — | — |
| 2026-01-05 | LORI A WALKER | Director | A | — | — |
| 2025-11-26 | EDWARD C DOWLING | President and CEO | A | — | — |
| 2025-11-26 | Peter Fjellman | Chief Financial Officer | A | — | — |
| 2025-11-26 | Amy Tills | Chief Human Resources Officer | A | — | — |
| 2025-11-26 | Patrick James Merrin | Chief Operations Officer | A | — | — |
| 2025-11-26 | Benjamin S. Nichols | Chief Commercial Officer | A | — | — |
| 2025-11-26 | Ashley Ward | Chief Accounting Officer | A | — | — |
| 2025-10-16 | EDWARD C DOWLING | President and CEO | MIXED | — | — |
| 2025-10-16 | Benjamin S. Nichols | Chief Commercial Officer | MIXED | — | — |
| 2025-10-16 | Ashley Ward | Chief Accounting Officer | MIXED | — | — |
| 2025-10-09 | Amy Tills | Chief Human Resources Officer | A | — | — |
| 2025-10-02 | Gareth T Joyce | Director | A | — | — |
| 2025-10-02 | Joseph E Reece | Director | A | — | — |
| 2025-10-02 | Melissa M Miller | Director | A | — | — |
| 2025-10-01 | RICHARD P DEALY | Director | A | — | — |
| 2025-10-01 | LORI A WALKER | Director | A | — | — |
| 2025-07-03 | Joseph E Reece | Director | A | — | — |
| 2025-07-01 | RICHARD P DEALY | Director | A | — | — |
| 2025-07-01 | LORI A WALKER | Director | A | — | — |
| 2025-07-01 | Gareth T Joyce | Director | A | — | — |
| Insider | Role | Shares Held | Value |
|---|---|---|---|
| — | President and CEO | 192,925 | — |
| — | Director | 116,670 | — |
| — | Vice President | 82,626 | — |
| — | Director | 73,232 | — |
| — | President and CEO | 73,139 | — |
| — | Director | 59,705 | — |
| — | Chief Executive Officer | 59,279 | — |
| — | Director | 45,760 | — |
| — | Director | 45,362 | — |
| — | Director | 45,346 | — |
| — | Director | 43,152 | — |
| — | Director | 43,118 | — |
| — | Chief Commercial Officer | 37,528 | — |
| — | Chief Operations Officer | 33,251 | — |
| — | Director | 31,731 | — |
| — | CFO & Secretary | 31,548 | — |
| — | Vice President | 29,061 | — |
| — | VP and General Manager | 28,855 | — |
| — | President and CEO | 27,766 | — |
| — | Director | 27,224 | — |
| — | Director | 22,541 | — |
| — | Chief Legal & Admin. Officer | 19,957 | — |
| — | Director | 17,583 | — |
| — | Chief Commercial Officer | 16,984 | — |
| — | Vice President | 16,772 | — |
Form 4 reports a change in beneficial ownership by an officer, director or 10%+ holder, and must be filed within two business days of the transaction — so this is close to real time, unlike the 45-day-lagged 13F institutional data.
Transaction codes matter more than the raw buy/sell count. Code P is an open-market purchase — an insider choosing to buy with their own money, which is the signal most research treats as informative. Code S is a sale, but sales are frequently pre-scheduled under a 10b5-1 plan or cover tax withholding on vesting equity, so a run of sales often says nothing directional. Codes A and M are grants and option exercises rather than open-market decisions.
Full filing history and per-insider positions are on the CMP quote page; the site-wide leaderboard is on the insider transactions hub.