CIK 0001227654 · Accelerated filer
COMPASS MINERALS INTERNATIONAL INC
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- CMP
- Exchange
- NYSE
- Industry
- Mining & Quarrying of Nonmetallic Minerals (No Fuels)
- FY end
- Sep 30
- Incorporated
- DE
- Entity type
- operating
- EIN
- 363972986
- Phone
- 913-344-9200
- Business address
- 9900 W. 109TH STREET, SUITE 100, OVERLAND PARK, KS, 66210
- Former names
- SALT HOLDINGS CORP
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $0
- in 0 filings
Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-03-03 | Merrin Patrick James Chief Operations Officer | Option exercise | +18,525 | 18,525 | ||
| 2026-03-03 | Merrin Patrick James Chief Operations Officer | Shares withheld for taxes | −5,003 | $24.68 | $123K | 13,522 |
| 2026-03-03 | Merrin Patrick James Chief Operations Officer | Option exercise · Restricted Stock Unit | −11,047 | 22,094 | ||
| 2026-03-03 | Merrin Patrick James Chief Operations Officer | Option exercise · Restricted Stock Unit | −7,478 | 7,477 | ||
| 2026-01-28 | Fjellman Peter Chief Financial Officer | Option exercise | +8,321 | 8,321 | ||
| 2026-01-28 | Fjellman Peter Chief Financial Officer | Shares withheld for taxes | −2,720 | $25.90 | $70K | 5,601 |
| 2026-01-28 | Fjellman Peter Chief Financial Officer | Option exercise · Restricted Stock Unit | −8,321 | 16,641 | ||
| 2026-01-18 | DOWLING EDWARD C President and CEO | Option exercise | +22,350 | 73,139 | ||
| 2026-01-18 | DOWLING EDWARD C President and CEO | Shares withheld for taxes | −6,878 | $23.29 | $160K | 66,261 |
| 2026-01-18 | DOWLING EDWARD C President and CEO | Option exercise · Restricted Stock Unit | −22,350 | 22,350 | ||
| 2025-12-31 | Safran David Director | Grant or award | +181 | 181 | ||
| 2025-12-31 | Roberts Mark Lawrence Director | Grant or award | +196 | 196 | ||
| 2025-12-31 | Merle Denise M Director | Grant or award | +220 | 220 | ||
| 2025-12-31 | Joyce Gareth T Director | Grant or award | +1,401 | 31,213 | ||
| 2025-12-31 | Miller Melissa M Director | Grant or award | +1,433 | 31,247 | ||
| 2025-12-31 | Reece Joseph E Director | Grant or award | +2,260 | 70,327 | ||
| 2025-12-31 | Ball Russell David Director | Grant or award | +186 | 186 | ||
| 2025-12-31 | WALKER LORI A Director | Grant or award | +1,528 | 45,820 | ||
| 2025-12-31 | DEALY RICHARD P Director | Grant or award | +1,496 | 31,652 | ||
| 2025-12-18 | Safran David Director | Grant or award · Restricted Stock Unit | +1,348 | 1,348 |
Page 4 of 27 · 526 trades