PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 185 filers reported holding PTC THERAPEUTICS INC in Q2 2021. The put-call ratio across all filers is 0.52 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $212,000 | +3.4% | 5,327 | -3.1% | 0.01% | 0.0% |
| Q3 2021 | $205,000 | -11.6% | 5,500 | 0.0% | 0.01% | -14.3% |
| Q2 2021 | $232,000 | -10.1% | 5,500 | +1.0% | 0.01% | -12.5% |
| Q1 2021 | $258,000 | -26.3% | 5,448 | -5.1% | 0.01% | -27.3% |
| Q4 2020 | $350,000 | +6.4% | 5,740 | -18.5% | 0.01% | -8.3% |
| Q3 2020 | $329,000 | -7.8% | 7,039 | 0.0% | 0.01% | -14.3% |
| Q2 2020 | $357,000 | -16.8% | 7,039 | -26.7% | 0.01% | -30.0% |
| Q1 2020 | $429,000 | +1.4% | 9,606 | +9.0% | 0.02% | +42.9% |
| Q4 2019 | $423,000 | – | 8,810 | – | 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% |