Form 4 for CMP COMPASS MINERALS INTERNATIONAL INC
Accepted 2026-03-04 00:00:00 ET · period of report 2026-03-03 · accession 0001227654-26-000013 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-03-04 | 2026-03-03 | CMP | Merrin Patrick James | Chief Ops Off | F - Tax | $24.68 | -5,003 | 13.5K | -27% | -$123.5K |
| D | 2026-03-04 | 2026-03-03 | CMP | Merrin Patrick James | Chief Ops Off | M - OptEx | $0.00 | +18.5K | 18.5K | New | $0 |
| DM | 2026-03-04 | 2026-03-03 | CMP | Merrin Patrick James | Chief Ops Off | M - OptEx | $0.00 | -18.5K | 7,477 | -71% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-03-03 | F | D | 5,003 | $24.68 | 13,522 | D | — | — | (F1) Represents the number of shares withheld to satisfy tax withholding obligations in connection with the vesting and release of the restricted stock units listed in Table II. |
| 2 | Common | Common Stock | 2026-03-03 | M | A | 18,525 | $0.00 | 18,525 | D | — | — | |
| 3 | Derivative | Restricted Stock Unit | 2026-03-03 | M | D | 11,047 | $0.00 | 22,094 | D | — · — to 2028-03-03 | 11,047 Common Stock | (F2) Each restricted stock unit represents a contingent right to receive one share of Issuer common stock. (F3) Restricted stock units vest in three equal annual installments, beginning on the first anniversary of the grant date and ending on March 3, 2028. |
| 4 | Derivative | Restricted Stock Unit | 2026-03-03 | M | D | 7,478 | $0.00 | 7,477 | D | — · — to 2027-03-03 | 7,478 Common Stock | (F2) Each restricted stock unit represents a contingent right to receive one share of Issuer common stock. (F4) Restricted stock units vest in two equal annual installments, beginning on the first anniversary of the grant date and ending on March 3, 2027. |