PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 181 filers reported holding PTC THERAPEUTICS INC in Q3 2021. The put-call ratio across all filers is 0.85 and the average weighting 0.7%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $289,000 | -80.9% | 5,745 | -84.8% | 0.00% | -86.7% |
| Q2 2022 | $1,513,000 | -40.4% | 37,770 | -37.2% | 0.02% | -44.4% |
| Q2 2021 | $2,540,000 | +588.3% | 60,100 | +626.0% | 0.03% | +17.4% |
| Q1 2020 | $369,000 | -14.6% | 8,278 | -13.8% | 0.02% | +53.3% |
| Q2 2019 | $432,000 | -59.9% | 9,600 | -69.4% | 0.02% | -63.4% |
| Q4 2018 | $1,078,000 | -84.1% | 31,400 | -78.3% | 0.04% | -86.4% |
| Q3 2018 | $6,801,000 | -3.2% | 144,700 | -30.5% | 0.30% | -20.7% |
| Q2 2018 | $7,026,000 | +1210.8% | 208,300 | +951.9% | 0.38% | +852.5% |
| Q1 2018 | $536,000 | -61.0% | 19,803 | -71.2% | 0.04% | -68.3% |
| Q3 2017 | $1,376,000 | +202.4% | 68,739 | +48.7% | 0.13% | +173.9% |
| Q1 2017 | $455,000 | -40.5% | 46,232 | -15.3% | 0.05% | -64.6% |
| Q3 2016 | $765,000 | +962.5% | 54,605 | +387.1% | 0.13% | +348.3% |
| Q1 2016 | $72,000 | – | 11,211 | – | 0.03% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GREAT POINT PARTNERS LLC | 1,750,000 | $84,053,000 | 7.32% |
| RTW INVESTMENTS, LP | 3,832,480 | $184,074,000 | 6.94% |
| Burrage Capital Management LLC | 195,725 | $9,401,000 | 6.30% |
| Asymmetry Capital Management, L.P. | 55,408 | $2,661,000 | 4.77% |
| SECTORAL ASSET MANAGEMENT INC | 328,738 | $15,789,000 | 2.36% |
| ARMISTICE CAPITAL, LLC | 758,000 | $36,407,000 | 2.10% |
| INTERNATIONAL BIOTECHNOLOGY TRUST PLC | 114,000 | $5,470,000 | 1.97% |
| Opaleye Management Inc. | 191,000 | $9,174,000 | 1.80% |
| Sofinnova Investments, Inc. | 517,092 | $24,836,000 | 1.79% |
| Chubb Ltd | 8,180 | $393,000 | 1.68% |