SEC Form 4 · accession 0001227654-26-000034
COMPASS MINERALS INTERNATIONAL INC · CMP
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Benjamin S. Nichols
Officer — Chief Commercial Officer
Period of report
Jun 24, 2026
Accepted (ET)
Jun 26, 2026 · 4:38 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001227654
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Jun 24, 2026 | M | 2,542 | $0.00 | A | 16,735 | D | |
| Common StockF1 | Jun 24, 2026 | F | 747 | $28.66 | D | 15,988 | D | |
| Common StockF2 | holding | — | — | — | 249 | I | 401(k) Plan |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitF3,F4 | — | Jun 24, 2026 | M | 2,542 | D | — | Jun 24, 2027 | Common Stock | 2,542 | 2,542 | D |
Explanation of responses
- F1Represents 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.
- F2The reported number is based on a 401(k) plan statement dated as of October 31, 2025.
- F3Each restricted stock unit represents a contingent right to receive one share of Issuer common stock.
- F4The restricted stock units vest in two equal annual installments beginning on June 24, 2026 and ending on June 24, 2027