CMP insider reports stock sale and 98,205 RSU award

Rhea-AI Filing Summary

Compass Minerals International (CMP) reported an insider equity update for its President, CEO and director. On 11/24/2025, the executive disposed of 4,882 shares of common stock, leaving 50,789 shares of common stock held directly afterward.

The same day, the executive received a grant of 98,205 restricted stock units (RSUs), each representing the right to receive one share of CMP common stock. These RSUs vest in three equal annual installments, beginning on the first anniversary of the grant date and ending on November 24, 2028.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

DOWLING EDWARD C

(Last) (First) (Middle)

C/O COMPASS MINERALS INTERNATIONAL, INC.

9900 WEST 109TH STREET, SUITE 100

(Street)

OVERLAND PARK KS 66210

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
COMPASS MINERALS INTERNATIONAL INC [ CMP ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President and CEO

3. Date of Earliest Transaction (Month/Day/Year)
11/24/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock(1)								4,882	D
Common Stock								50,789	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Unit	(2)	11/24/2025		A		98,205		(3)	11/24/2028	Common Stock	98,205	$0	98,205	D

Explanation of Responses:

1. Represents deferred stock units granted by the Issuer in connection with the Reporting Person's service as a director.

2. Each restricted stock unit represents a contingent right to receive one share of Issuer common stock.

3. Restricted stock units vest in three equal annual installments, beginning on the first anniversary of the grant date and ending on November 24, 2028.

Remarks:

	/s/ Deanne Larison, by power of attorney	11/26/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did Compass Minerals (CMP) disclose in this Form 4 filing?

The filing reports that Compass Minerals International’s President, CEO and director disposed of 4,882 shares of common stock on 11/24/2025 and received a grant of 98,205 restricted stock units on the same date.

How many Compass Minerals (CMP) shares does the reporting person own after the transaction?

Following the reported transaction, the executive beneficially owned 50,789 shares of Compass Minerals common stock in direct ownership.

What equity award did the Compass Minerals (CMP) executive receive?

The executive received 98,205 restricted stock units, each representing a contingent right to receive one share of Compass Minerals common stock.

What is the vesting schedule for the 98,205 restricted stock units at Compass Minerals (CMP)?

The 98,205 RSUs vest in three equal annual installments, starting on the first anniversary of the grant date and ending on November 24, 2028.

What does each restricted stock unit represent in this Compass Minerals (CMP) filing?

Each restricted stock unit represents a contingent right to receive one share of Compass Minerals International common stock, subject to vesting conditions.

Why were deferred stock units mentioned in the Compass Minerals (CMP) Form 4?

The explanation notes that certain units represent deferred stock units granted by Compass Minerals in connection with the reporting person’s service as a director.