Jeff A. Zadoks - 16 Nov 2022 Form 4 Insider Report for Post Holdings, Inc. (POST)

Role: EVP & CFO
Signature: /s/ Diedre J. Gray, Attorney-in-Fact
Issuer symbol: POST
Transactions as of: 16 Nov 2022
Net transactions value: -$576,516
Form type: 4
Filing time: 18 Nov 2022, 15:54:35 UTC
Previous filing: 17 Nov 2022
Next filing: 09 Dec 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	POST	Common Stock	Options Exercise	$0	+6,953	+5.7%	$0.000000	129,357	16 Nov 2022	Direct
transaction	POST	Common Stock	Tax liability	$278,115	-3,105	-2.4%	$89.57	126,252	16 Nov 2022	Direct	F1
transaction	POST	Common Stock	Tax liability	$298,401	-3,330	-2.6%	$89.61	122,922	17 Nov 2022	Direct	F2

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	POST	Restricted Stock Units	Options Exercise	$0	-6,953	-33%	$0.000000	13,908	16 Nov 2022	Common Stock	6,953		Direct	F3, F4

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

Explanation of Responses:

Id	Content
F1	Surrender of shares in payment of tax withholding due as a result of the vesting of 6,953 restricted stock units ("RSUs") in accordance with Rule 16b-3.
F2	Surrender of shares in payment of tax withholding due as a result of the vesting of 7,457 RSUs in accordance with Rule 16b-3.
F3	Each RSU represents a contingent right to receive one share of Post Holdings, Inc. common stock. The RSUs were granted under the Post Holdings, Inc. 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.
F4	One-third of the RSUs vest on each of the first, second and third anniversaries of the date of grant without any action on the part of the participant.