---
schema_version: "secwatch.filing_event.v1"
accession: "0001530950-25-000238"
form_type: "8-K"
ticker: "POST"
cik: "0001530950"
company_name: "Post Holdings, Inc."
filed_at: "2025-08-29T23:59:59+00:00"
generated_at: "2026-05-17T09:12:09.665435+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Post Holdings sells pasta business to Richardson for $375M cash; new $500M buyback authorized

## Summary
- Richardson will pay $375M cash and assume ~$80M in leaseback liabilities for 8th Avenue's pasta business.
- Transaction expected to close in Post's fiscal Q1 2026, subject to customary conditions.
- Post retains 8th Avenue's nut butters, fruit/nut and granola businesses, expected to contribute $45-50M in Adj. EBITDA in FY2026.
- Post expects ~$15M annual cost synergies from retained businesses by end of FY2026, yielding a synergized multiple below 7x.
- New $500M share repurchase authorization approved; $304.8M had been used under previous authorization since Feb 2025.

## SEC filing metadata
- accession: 0001530950-25-000238
- form_type: 8-K
- ticker: POST
- cik: 0001530950
- company_name: Post Holdings, Inc.
- filed_at: 2025-08-29T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 7.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1530950/000153095025000238/0001530950-25-000238-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1530950/000153095025000238/post-20250827.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001530950-25-000238
- JSON: https://secwatch.observer/filing/0001530950-25-000238.json
- Plain text: https://secwatch.observer/filing/0001530950-25-000238.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.