Stocktoria
REPLIGEN CORP RGEN
REPLIGEN CORP institutional holders
| Investor | Shares | Value | % of company |
|---|---|---|---|
| BlackRock Finance, Inc. | 7,568,457 | $954.1M | 13.44% |
| CITADEL ADVISORS LLC | 427,109 | $58.3M | 0.76% |
| Point72 Asset Management, L.P. | 166,157 | $22.7M | 0.29% |
| D. E. Shaw & Co., Inc. | 83,328 | $11.4M | 0.15% |
| MILLENNIUM MANAGEMENT LLC | 27,000 | $3.7M | 0.05% |
| TWO SIGMA INVESTMENTS, LP | 9,901 | $1.4M | 0.02% |
| AQR CAPITAL MANAGEMENT LLC | 8,936 | $1.2M | 0.02% |
| Duquesne Family Office LLC | 77,400 | $10,560 | 0.14% |
% 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 2025-12-31. Facts plus Stocktoria's own computed scores — not investment advice.