Post Holdings, Inc. — Director's Dealing 2021

May 10, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Post Holdings, Inc. (POST)
CIK: 0001530950
Period of Report: 2021-05-07

Reporting Person: Zadoks Jeff A (EVP & CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-05-07	Common Stock	M	20000	$60.50	Acquired	60366	Direct
2021-05-07	Common Stock	F	14696	$116.35	Disposed	45670	Direct
2021-05-07	Common Stock	M	24000	$71.32	Acquired	69670	Direct
2021-05-07	Common Stock	F	18869	$116.35	Disposed	50801	Direct
2021-05-07	Common Stock	M	31518	$80.15	Acquired	82319	Direct
2021-05-07	Common Stock	F	26101	$116.35	Disposed	56218	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-05-07	Employee Stock Options (right to buy)	$60.5	M	20000	Disposed	2025-11-16	Common Stock (20000.0)	Direct
2021-05-07	Employee Stock Option (right to buy)	$71.32	M	24000	Disposed	2026-11-14	Common Stock (24000.0)	Direct
2021-05-07	Employee Stock Option (right to buy)	$80.15	M	31518	Disposed	2027-11-13	Common Stock (31518.0)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	23111	Indirect

Footnotes

F1: Surrender of shares in payment of stock option exercise price and tax withholding obligation in a transaction exempt under Rule 16b-3. The remainder of the shares are being held by the Reporting Person.

F2: The option to purchase 20,000 shares of common stock was awarded under the Post Holdings, Inc. 2012 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3 and vested in equal increments over three years.

F3: The option to purchase 24,000 shares of common stock was awarded under the Post Holdings, Inc. 2016 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3 and vested in equal increments over three years.

F4: The option to purchase 31,518 shares of common stock was awarded under the Post Holdings, Inc. 2016 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3 and vested in equal annual installments over three years.