Compass Minerals International (CMP) Form 4 COMPASS MINERALS INTERNATIONAL / Mary L Frontczak ownership change

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

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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).

1. Name and Address of Reporting Person^*

Frontczak Mary L

(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)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
Chief Legal & Admin. Officer

3. Date of Earliest Transaction (Month/Day/Year)
10/15/2024

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	10/15/2024		M		11,699	A	$0	25,229	D
Common Stock	10/15/2024		F		5,272(1)	D	$12.83	19,957	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)	10/15/2024		A		48,627		(3)	10/15/2027	Common Stock	48,627	$0	48,627	D
Restricted Stock Unit	(4)	10/15/2024		M			1,160	(5)	10/15/2024	Common Stock	1,160	$0	0	D
Restricted Stock Unit	(2)	10/15/2024		M			3,206	(6)	10/15/2025	Common Stock	3,206	$0	3,205	D
Restricted Stock Unit	(2)	10/15/2024		M			7,333	(7)	10/15/2026	Common Stock	7,333	$0	14,666	D

Explanation of Responses:

1. Represents the number of shares withheld to satisfy tax withholding obligations on the vesting and release of restricted stock units.

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 October 15, 2027

4. Each restricted stock unit represents a contingent right to receive one share of Issuer common stock. A performance hurdle tied to the Issuer's fiscal year 2022 financial performance was satisfied.

5. The first and second tranche of these restricted stock units vested on November 14, 2022 (the date the Compensation Committee certified achievement of the performance hurdle) and October 15, 2023, respectively. The remaining tranche vested on October 15, 2024.

6. Restricted stock units vest in three equal annual installments, beginning on the first anniversary of the grant date and ending on October 15, 2025.

7. Restricted stock units vest in three equal annual installments, beginning on the first anniversary of the grant date and ending on October 15, 2026

Remarks:

	/s/ Robert B. Porter, Attorney-in-Fact	10/17/2024
	** 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).
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