PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 204 filers reported holding PTC THERAPEUTICS INC in Q2 2023. The put-call ratio across all filers is 0.26 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,166,060 | +395.5% | 52,033 | +799.3% | 0.00% | +300.0% |
| Q2 2023 | $235,317 | -74.5% | 5,786 | -69.7% | 0.00% | -66.7% |
| Q1 2023 | $924,090 | +13899.2% | 19,077 | -89.0% | 0.00% | -87.5% |
| Q4 2022 | $6,601 | -99.9% | 172,938 | +33.8% | 0.02% | -4.0% |
| Q3 2022 | $6,487,000 | +1580.6% | 129,222 | +1242.0% | 0.02% | +2400.0% |
| Q2 2022 | $386,000 | -90.7% | 9,629 | -91.3% | 0.00% | -90.9% |
| Q1 2022 | $4,138,000 | +441.6% | 110,908 | +478.1% | 0.01% | +450.0% |
| Q4 2021 | $764,000 | -77.7% | 19,185 | -73.5% | 0.00% | -85.7% |
| Q1 2021 | $3,428,000 | -22.4% | 72,400 | 0.0% | 0.01% | -26.3% |
| Q4 2020 | $4,419,000 | -64.6% | 72,400 | -72.9% | 0.02% | -72.9% |
| Q3 2020 | $12,496,000 | +153.3% | 267,300 | +160.2% | 0.07% | +125.8% |
| Q4 2019 | $4,934,000 | – | 102,737 | – | 0.03% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| RTW INVESTMENTS, LP | 7,235,196 | $294,255,421 | 5.60% |
| Camber Capital Management LP | 2,500,000 | $101,675 | 3.31% |
| COWEN AND COMPANY, LLC | 799,511 | $32,516,112 | 2.70% |
| ARMISTICE CAPITAL, LLC | 3,236,000 | $131,608,120 | 1.90% |
| SECTORAL ASSET MANAGEMENT INC | 231,696 | $9,423,076 | 1.57% |
| GEORGE KAISER FAMILY FOUNDATION | 53,572 | $7,623,296 | 1.29% |
| Redwood Investments, LLC | 245,578 | $9,987,657 | 1.22% |
| Integral Health Asset Management, LLC | 174,000 | $7,076,580 | 0.88% |
| Sofinnova Investments, Inc. | 260,443 | $10,592,217 | 0.69% |
| SPHERA FUNDS MANAGEMENT LTD. | 100,100 | $4,071,067 | 0.64% |