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 | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $275,783 | -53.8% | 6,781 | -44.9% | 0.01% | -57.1% |
| Q1 2023 | $596,635 | +129.7% | 12,317 | +81.0% | 0.01% | +100.0% |
| Q4 2022 | $259,747 | -26.6% | 6,805 | -3.5% | 0.01% | -36.4% |
| Q3 2022 | $354,000 | +34.1% | 7,055 | +6.9% | 0.01% | +37.5% |
| Q2 2022 | $264,000 | +30.7% | 6,599 | +37.9% | 0.01% | -11.1% |
| Q2 2021 | $202,000 | -11.0% | 4,785 | 0.0% | 0.01% | -10.0% |
| Q1 2021 | $227,000 | -22.3% | 4,785 | -0.0% | 0.01% | 0.0% |
| Q4 2020 | $292,000 | +22.2% | 4,786 | -6.5% | 0.01% | +25.0% |
| Q3 2020 | $239,000 | -8.1% | 5,119 | 0.0% | 0.01% | 0.0% |
| Q2 2020 | $260,000 | +12.6% | 5,119 | -1.0% | 0.01% | +33.3% |
| Q1 2020 | $231,000 | -6.5% | 5,170 | +0.7% | 0.01% | +20.0% |
| Q4 2019 | $247,000 | +6.9% | 5,133 | 0.0% | 0.01% | +25.0% |
| Q2 2019 | $231,000 | -39.2% | 5,133 | -53.7% | 0.00% | -33.3% |
| Q4 2018 | $380,000 | -37.0% | 11,079 | -13.7% | 0.01% | -25.0% |
| Q3 2018 | $603,000 | +47.1% | 12,840 | +5.7% | 0.01% | +33.3% |
| Q2 2018 | $410,000 | +3.5% | 12,151 | -38.6% | 0.01% | 0.0% |
| Q3 2017 | $396,000 | – | 19,796 | – | 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% |