---
schema_version: "secwatch.filing_event.v1"
accession: "0001530950-26-000009"
form_type: "8-K"
ticker: "POST"
cik: "0001530950"
company_name: "Post Holdings, Inc."
filed_at: "2026-02-04T23:59:59+00:00"
generated_at: "2026-05-16T04:53:52.740749+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Post Holdings eliminates supermajority voting thresholds for director removal, business combinations

## Summary
- Three amendments passed to lower supermajority thresholds: director removal (90.68%), interested shareholder biz combos (90.65%), and related article amendments (90.65%).
- Amendments effective Jan 29, 2026; amended articles filed with Missouri Secretary of State.
- All seven director nominees elected with 97-99% votes cast; PwC ratified as FY2026 auditor with 99.31% for.
- 94.84% quorum at annual meeting; 48.9M shares represented of 51.6M outstanding.

## SEC filing metadata
- accession: 0001530950-26-000009
- form_type: 8-K
- ticker: POST
- cik: 0001530950
- company_name: Post Holdings, Inc.
- filed_at: 2026-02-04T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 3.03, 5.03, 5.07, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1530950/000153095026000009/0001530950-26-000009-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1530950/000153095026000009/post-20260129.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001530950-26-000009
- JSON: https://secwatch.observer/filing/0001530950-26-000009.json
- Plain text: https://secwatch.observer/filing/0001530950-26-000009.txt

## Source-grounded claims
- claim_id: ab87182dbf973cef5f2ba7d2600998bd4c38ce59
  claim: Post Holdings, Inc.: Shareholders approved amendments to the Amended and Restated Articles of Incorporation to eliminate three supermajority voting requirements: for removal of directors, for approval of certain business combinations with interested shareholders, and for amendments to provisions regarding approval proce (effective 2026-01-29).
  evidence_excerpt: As described in Item 5.07 of the Current Report, at the 2026 annual meeting of shareholders (the “2026 Annual Meeting”) of Post Holdings, Inc. (the “Company”) held on January 29, 2026, the Company’s shareholders approved three amendments (collectively, the “Articles Amendments”) to the Company’s prior Amended and Restated Articles of Incorporation (the “Prior Articles,” and the Prior Articles and the Revised Articles (defined below) are collectively referred to as the “articles of incorporation”) to lower certain supermajority voting thresholds
  evidence_url: https://www.sec.gov/Archives/edgar/data/1530950/000153095026000009/0001530950-26-000009-index.htm

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