MAINER MATTHEW J 4
4 · Post Holdings, Inc. · Filed Nov 14, 2025
Insider Transaction Report
Form 4
MAINER MATTHEW J
EVP, CFO & TREASURER
Transactions
- Exercise/Conversion
Common Stock
2025-11-12+6,008→ 52,720 total - Tax Payment
Common Stock
2025-11-12$106.02/sh−1,725$182,885→ 52,264 total - Exercise/Conversion
Restricted Stock Units
2025-11-12−6,008→ 0 total→ Common Stock (6,008 underlying) - Exercise/Conversion
Restricted Stock Units
2025-11-12−3,916→ 7,833 total→ Common Stock (3,916 underlying) - Tax Payment
Common Stock
2025-11-12$106.02/sh−2,647$280,635→ 50,073 total - Exercise/Conversion
Common Stock
2025-11-12+3,916→ 53,989 total
Footnotes (5)
- [F1]Surrender of shares in payment of tax withholding due as a result of the vesting of 6,008 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 3,916 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. Amended and Restated 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.
- [F4]The RSUs vested on the first anniversary of the date of grant without any action on the part of the participant.
- [F5]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, subject to the terms of the applicable award agreement.