Stocktoria
PTC THERAPEUTICS, INC. PTCT
PTC THERAPEUTICS, INC. institutional holders
| Investor | Shares | Value | % of company |
|---|---|---|---|
| BlackRock Finance, Inc. | 7,772,140 | $237.7M | 8.8% |
| D. E. Shaw & Co., Inc. | 1,548,919 | $126.3M | 1.75% |
| CITADEL ADVISORS LLC | 766,822 | $62.5M | 0.87% |
| RENAISSANCE TECHNOLOGIES LLC | 723,500 | $59.0M | 0.82% |
| AQR CAPITAL MANAGEMENT LLC | 332,251 | $27.1M | 0.38% |
| MILLENNIUM MANAGEMENT LLC | 46,494 | $3.8M | 0.05% |
| TWO SIGMA INVESTMENTS, LP | 10,654 | $869,047 | 0.01% |
% 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.