Mark W. Westphal - 14 Nov 2023 Form 4 Insider Report for Post Holdings, Inc. (POST)

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	POST	Common Stock	Award	$0	+18,133	+16%	$0.000000	132,827	14 Nov 2023	Direct	F1
transaction	POST	Common Stock	Award	$0	+10,835	+8.2%	$0.000000	143,662	14 Nov 2023	Direct	F2
transaction	POST	Common Stock	Tax liability	$215,460	-2,520	-1.8%	$85.50	141,142	15 Nov 2023	Direct	F3
transaction	POST	Common Stock	Tax liability	$403,902	-4,724	-3.3%	$85.50	136,418	15 Nov 2023	Direct	F4
holding	POST	Common Stock						16,688	14 Nov 2023	By 401(k) Plan

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

Id	Content
F1	Each restricted stock unit represents a contingent right to receive one share of Post Holdings, Inc. common stock. The restricted stock units were granted under the Post Holding, Inc. 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3 and vest in equal annual increments over three years.
F2	Each restricted stock unit represents a contingent right to receive one share of Post Holdings, Inc. common stock. The restricted stock units were granted under the Post Holding, Inc. 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3 and vest in full on the first anniversary of the date of grant subject to the terms of the award agreement.
F3	Surrender of shares in payment of tax withholding due as a result of the vesting of 5,526 RSUs in accordance with Rule 16b-3.
F4	Surrender of shares in payment of tax withholding due as a result of the vesting of 10,358 RSUs in accordance with Rule 16b-3.