PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 201 filers reported holding PTC THERAPEUTICS INC in Q3 2020. The put-call ratio across all filers is 0.68 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $3,000 | 0.0% | 70 | 0.0% | 0.00% | – |
| Q1 2021 | $3,000 | -97.7% | 70 | -96.8% | 0.00% | -100.0% |
| Q4 2020 | $132,000 | +30.7% | 2,170 | 0.0% | 0.01% | +60.0% |
| Q3 2020 | $101,000 | -8.2% | 2,170 | 0.0% | 0.01% | -16.7% |
| Q2 2020 | $110,000 | +12.2% | 2,170 | -1.4% | 0.01% | +20.0% |
| Q1 2020 | $98,000 | -7.5% | 2,200 | 0.0% | 0.01% | +25.0% |
| Q4 2019 | $106,000 | +43.2% | 2,200 | 0.0% | 0.00% | +33.3% |
| Q3 2019 | $74,000 | +12.1% | 2,200 | +50.7% | 0.00% | +50.0% |
| Q2 2019 | $66,000 | +20.0% | 1,460 | 0.0% | 0.00% | 0.0% |
| Q1 2019 | $55,000 | -70.1% | 1,460 | -72.8% | 0.00% | -66.7% |
| Q4 2018 | $184,000 | – | 5,360 | – | 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% |