PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 217 filers reported holding PTC THERAPEUTICS INC in Q4 2020. The put-call ratio across all filers is 0.02 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $251,422 | +4.3% | 6,182 | +2.3% | 0.00% | – |
| Q4 2021 | $241,000 | +7.1% | 6,042 | 0.0% | 0.00% | -100.0% |
| Q3 2021 | $225,000 | -11.8% | 6,042 | 0.0% | 0.00% | 0.0% |
| Q2 2021 | $255,000 | -87.3% | 6,042 | -85.7% | 0.00% | -88.9% |
| Q1 2021 | $2,001,000 | +43.6% | 42,257 | +41.8% | 0.01% | 0.0% |
| Q3 2020 | $1,393,000 | -20.6% | 29,800 | -13.8% | 0.01% | -25.0% |
| Q2 2020 | $1,754,000 | +37.1% | 34,576 | +29.9% | 0.01% | +33.3% |
| Q4 2019 | $1,279,000 | -83.9% | 26,615 | -88.7% | 0.01% | -85.5% |
| Q3 2019 | $7,933,000 | +801.5% | 234,556 | +815.1% | 0.06% | +588.9% |
| Q4 2018 | $880,000 | +28.7% | 25,632 | +26.4% | 0.01% | -10.0% |
| Q2 2018 | $684,000 | -52.5% | 20,278 | -54.3% | 0.01% | -28.6% |
| Q4 2015 | $1,439,000 | +82.8% | 44,410 | +50.6% | 0.01% | +40.0% |
| Q3 2015 | $787,000 | -6.4% | 29,484 | +68.7% | 0.01% | -9.1% |
| Q2 2015 | $841,000 | -34.5% | 17,475 | -17.2% | 0.01% | -35.3% |
| Q1 2015 | $1,284,000 | +19.1% | 21,095 | +1.3% | 0.02% | +21.4% |
| Q4 2014 | $1,078,000 | +220.8% | 20,817 | +172.8% | 0.01% | +180.0% |
| Q3 2014 | $336,000 | – | 7,631 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Burrage Capital Management LLC | 161,083 | $9,831,000 | 7.49% |
| INTERNATIONAL BIOTECHNOLOGY TRUST PLC | 333,000 | $20,323,000 | 5.55% |
| RTW INVESTMENTS, LP | 4,221,836 | $257,659,000 | 4.32% |
| GEORGE KAISER FAMILY FOUNDATION | 90,011 | $10,766,000 | 2.85% |
| SECTORAL ASSET MANAGEMENT INC | 603,978 | $36,861,000 | 2.60% |
| Redwood Investments, LLC | 364,837 | $22,266,000 | 1.90% |
| ARMISTICE CAPITAL, LLC | 716,000 | $43,697,000 | 1.49% |
| CM Management, LLC | 25,000 | $1,526,000 | 1.42% |
| Third Security, LLC | 237,015 | $14,465,000 | 1.32% |
| Sofinnova Investments, Inc. | 316,478 | $19,315,000 | 1.15% |