Stocktoria
Penumbra Inc PEN
Penumbra Inc institutional holders
| Investor | Shares | Value | % of company |
|---|---|---|---|
| BlackRock Finance, Inc. | 4,255,155 | $765.8M | 10.83% |
| MILLENNIUM MANAGEMENT LLC | 947,611 | $299.2M | 2.41% |
| CITADEL ADVISORS LLC | 501,663 | $158.4M | 1.28% |
| TWO SIGMA INVESTMENTS, LP | 428,128 | $135.2M | 1.09% |
| D. E. Shaw & Co., Inc. | 197,329 | $62.3M | 0.5% |
| RENAISSANCE TECHNOLOGIES LLC | 79,500 | $25.1M | 0.2% |
| AQR CAPITAL MANAGEMENT LLC | 31,776 | $10.0M | 0.08% |
| Point72 Asset Management, L.P. | 6,557 | $2.1M | 0.02% |
% 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.