Stocktoria
Post Holdings, Inc. POST
Post Holdings, Inc. institutional holders
| Investor | Shares | Value | % of company |
|---|---|---|---|
| BlackRock Finance, Inc. | 4,452,188 | $463.7M | 7.08% |
| CITADEL ADVISORS LLC | 1,023,692 | $90.4M | 1.63% |
| TWO SIGMA INVESTMENTS, LP | 639,671 | $56.5M | 1.02% |
| AQR CAPITAL MANAGEMENT LLC | 364,398 | $32.0M | 0.58% |
| MILLENNIUM MANAGEMENT LLC | 283,969 | $25.1M | 0.45% |
| D. E. Shaw & Co., Inc. | 137,464 | $12.1M | 0.22% |
| Bridgewater Associates, LP | 72,779 | $6.4M | 0.12% |
% of company = reported institutional shares ÷ shares outstanding. Based on the latest reports; not every holder reports every quarter.
Computed from company filings · US · as of 2025-09-30. Facts plus Stocktoria's own computed scores — not investment advice.