George John Schuller Jr. - 15 Oct 2023 Form 4 Insider Report for COMPASS MINERALS INTERNATIONAL INC (CMP)

Role: Chief Operations Officer
Signature: /s/ Robert B. Porter, Attorney-in-Fact
Issuer symbol: CMP
Transactions as of: 15 Oct 2023
Net transactions value: -$74,911
Form type: 4
Filing time: 17 Oct 2023, 17:32:51 UTC
Previous filing: 18 Jan 2023
Next filing: 17 Jan 2024
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CMP	Common Stock	Options Exercise	$0	+6,096	+21%	$0.000000	34,733	15 Oct 2023	Direct
transaction	CMP	Common Stock	Tax liability	$74,911	-2,747	-7.9%	$27.27	31,986	15 Oct 2023	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	CMP	Restricted Stock Unit	Award	$0	+30,661		$0.000000	30,661	15 Oct 2023	Common Stock	30,661		Direct	F2, F3
transaction	CMP	Restricted Stock Unit	Options Exercise	$0	-1,620	-50%	$0.000000	1,620	15 Oct 2023	Common Stock	1,620		Direct	F4, F5
transaction	CMP	Restricted Stock Unit	Options Exercise	$0	-4,476	-33%	$0.000000	8,951	15 Oct 2023	Common Stock	4,476		Direct	F2, F6

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents the number of shares sold to satisfy tax withholding obligations on the vesting and release of the restricted stock units.
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 October 15, 2026.
F4	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.
F5	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 will vest on October 15, 2024.
F6	Restricted stock units vest in three equal annual installments, beginning on the first anniversary of the grant date and ending on October 15, 2025.