PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 208 filers reported holding PTC THERAPEUTICS INC in Q1 2021. The put-call ratio across all filers is 0.07 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $8,337,000 | +32.6% | 136,604 | +1.6% | 0.11% | -5.3% |
| Q3 2020 | $6,285,000 | -4.6% | 134,439 | +3.6% | 0.11% | +16.5% |
| Q2 2020 | $6,585,000 | +15.3% | 129,787 | +1.4% | 0.10% | +9.0% |
| Q1 2020 | $5,710,000 | +549.6% | 127,994 | +599.7% | 0.09% | +888.9% |
| Q4 2019 | $879,000 | +35.9% | 18,293 | -4.4% | 0.01% | +28.6% |
| Q3 2019 | $647,000 | -15.9% | 19,140 | +11.9% | 0.01% | -12.5% |
| Q2 2019 | $769,000 | +17.9% | 17,097 | -1.3% | 0.01% | +14.3% |
| Q1 2019 | $652,000 | -40.1% | 17,325 | -45.3% | 0.01% | -46.2% |
| Q4 2018 | $1,088,000 | -18.1% | 31,692 | +12.2% | 0.01% | -7.1% |
| Q3 2018 | $1,328,000 | – | 28,253 | – | 0.01% | – |
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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% |