Changes in Beneficial Ownership · 4
Compass Minerals International, Inc.
CMPNYSEEQUITYCurrent
Changes in Beneficial Ownership
Structured filing — 4
wk-form4_1792442406.xml
Filing details
- Report period
- 2026-10-15
- Issuer
- COMPASS MINERALS INTERNATIONAL INC
- Issuer CIK
- 0001227654
- Trading symbol
- CMP
Reporting owner 1
- Name
- DOWLING EDWARD C
- Reporting owner CIK
- 0001210454
- Relationship
- Director · Officer
- Officer title
- President and CEO
- Address
- C/O COMPASS MINERALS INTERNATIONAL, INC., 9900 WEST 109TH STREET, SUITE 100, OVERLAND PARK, KS, 66210
Non-derivative transactions
| Security | Transaction date | Code | Amount | A / D | Price (USD) | Owned after | Ownership |
|---|---|---|---|---|---|---|---|
| Common Stock | 2026-10-15 | M · Form 4 | 45,466 | A | 0 | 111,727 | D |
| Common Stock | 2026-10-15 | F · Form 4 | 20,097[F1] | D | 22.59 | 91,630 | D |
Table key
- M · Form 4
- Exempt derivative exercise or conversion under Rule 16b-3
- A
- Acquired
- D
- Direct
- F · Form 4
- Securities delivered or withheld for exercise price or tax liability under Rule 16b-3
Non-derivative holdings
| Security | Amount owned | Ownership |
|---|---|---|
| Common Stock[F2] | 4,882 | D |
Table key
- D
- Direct
Derivative transactions
| Security | Conversion / exercise price (USD) | Transaction date | Code | Amount | A / D | Price (USD) | Exercisable | Expires | Underlying security | Underlying shares | Owned after | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock Unit | [F3] | 2026-10-15 | M · Form 4 | 45,466 | D | 0 | [F4] | 2027-10-15 | Common Stock | 45,467 | 45,467 | D |
Table key
- M · Form 4
- Exempt derivative exercise or conversion under Rule 16b-3
- D
- Direct
Footnotes
- 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.↩ 1
- F2
- Represents deferred stock units granted by the Issuer in connection with the Reporting Person's service as a director.↩ 1
- F3
- Each restricted stock unit represents a contingent right to receive one share of Issuer common stock.↩ 1
- F4
- Restricted stock units vest in three equal annual installments, beginning on the first anniversary of the grant date and ending on October 15, 2027↩ 1
Signature 1
- Signed
- /s/ Jared Campbell, by power of attorney
- Date
- 2026-10-19
Company context
Compass Minerals (NYSE: CMP) is a leading global provider of essential minerals focused on safely delivering where and when it matters to help solve nature’s challenges for customers and communities. The company’s salt products help keep roadways safe during winter weather and are used in numerous other consumer, industrial, chemical and agricultural applications. Its plant nutrition products help improve the quality and yield of crops while supporting sustainable agriculture. Compass Minerals operates 11 production and packaging facilities with more than 1,800 employees throughout the U.S., Canada and the U.K. Visit compassminerals.com for more information about the company and its products.
Current securities
Recent company filings
- Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory ArrangementsOct 28, 2026
- Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements · Other EventsOct 15, 2026
- 4 filingOct 1, 2026
- S-8 filingAug 27, 2026
- 10-Q filingAug 6, 2026