Post Holdings, Inc. — Director's Dealing 2012

May 31, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Post Holdings, Inc. (POST)
CIK: 0001530950
Period of Report: 2012-05-29

Reporting Person: STIRITZ WILLIAM P (Director, Chairman and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-05-29	Common Stock	A	312500	—	Acquired	683172	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-05-29	Employee Stock Option (right to buy)	$31.25	A	1550000	Acquired	2022-05-29	Common Stock (1550000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	166	Indirect

Footnotes

F1: Each restricted stock unit represents a contingent right to receive one share of Post Holdings, Inc. common stock. The restricted stock units were awarded on May 29, 2012 under the Post Holdings, Inc. Long-Term Incentive Plan in a transaction exempt under Rule 16b-3 and vest in equal increments over three years.

F2: The option to purchase 1,550,000 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 vest in equal increments over three years.