Quick Takeaways
- Route One Investment Company, L.P. filed SCHEDULE 13G/A for Post Holdings, Inc. Common Stock (POST).
- Disclosed ownership: 6.1%.
- Date of event: 30 Jun 2025.
Route One Investment Company, L.P. - 30 Jun 2025 SCHEDULE 13G/A Report for Post Holdings, Inc. Common Stock (POST)
- Filing Manager
- Route One Investment Company, L.P.
- Reporting Manager
- Route One Investment Company, L.P.
- Security
- Post Holdings, Inc. Common Stock
- Symbol
- POST
- Shares outstanding
- 55,965,869 shares
- Disclosed Ownership
- 3,413,918 shares
- Ownership
- 6.1%
- Form type
- SCHEDULE 13G/A
- Filing time
- 13 Aug 2025, 18:05:22 UTC
- Date of event
- 30 Jun 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"Route One Investment Company, L.P. disclosed 6.1% ownership in Post Holdings, Inc. Common Stock (POST) on 30 Jun 2025."
What Changed
- No earlier schedule filing is available for direct comparison.
- Current filing was accepted on 13 Aug 2025, 18:05.
Why This Matters
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Official SEC Source
Backed by Schedule 13D/13G
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
See Original FilingReporting Managers (6)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Route One Investment Company, L.P. | 6.1% | 3,413,918 | 0 | 3,413,918 | /s/ Jason E. Moment | Managing Member of the General Partner, ROIC, LLC | |
| ROIC, LLC | 6.1% | 3,413,918 | 0 | 3,413,918 | /s/ Jason E. Moment | Managing Member | |
| Route One Investment Company, LLC | 6.1% | 3,413,918 | 3,413,918 | 0 | /s/ Jason E. Moment | Managing Member | |
| Route One Offshore Master Fund, L.P. | 4.2% | 2,354,619 | 0 | 2,354,619 | /s/ Jason E. Moment | Managing Member of the General Partner, Route One Investment Company, LLC | |
| William F. Duhamel, Jr. | 6.1% | 3,413,918 | 0 | 3,413,918 | /s/ William F. Duhamel, Jr. | Reporting person | |
| Jason E. Moment | 6.1% | 3,413,918 | 0 | 3,413,918 | /s/ Jason E. Moment | Reporting person |