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 | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $426,059 | -43.9% | 19,012 | +1.9% | 0.00% | -33.3% |
| Q2 2023 | $758,902 | -16.4% | 18,660 | -0.5% | 0.01% | -25.0% |
| Q1 2023 | $908,008 | +30.9% | 18,745 | +3.2% | 0.01% | +14.3% |
| Q4 2022 | $693,473 | -20.8% | 18,168 | +4.1% | 0.01% | -22.2% |
| Q3 2022 | $876,000 | +25.7% | 17,447 | +0.2% | 0.01% | +28.6% |
| Q2 2022 | $697,000 | +8.6% | 17,405 | +1.2% | 0.01% | +40.0% |
| Q1 2022 | $642,000 | -5.7% | 17,200 | +0.6% | 0.01% | 0.0% |
| Q4 2021 | $681,000 | +5.9% | 17,103 | -1.0% | 0.01% | 0.0% |
| Q3 2021 | $643,000 | -11.6% | 17,272 | +0.4% | 0.01% | -16.7% |
| Q2 2021 | $727,000 | -14.1% | 17,204 | -3.8% | 0.01% | -14.3% |
| Q1 2021 | $846,000 | -21.5% | 17,877 | +1.2% | 0.01% | -30.0% |
| Q4 2020 | $1,078,000 | +35.1% | 17,671 | +3.5% | 0.01% | +25.0% |
| Q3 2020 | $798,000 | +25.7% | 17,074 | +36.4% | 0.01% | -11.1% |
| Q2 2020 | $635,000 | +9.3% | 12,520 | -3.9% | 0.01% | -10.0% |
| Q1 2020 | $581,000 | – | 13,022 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Burrage Capital Management LLC | 160,372 | $7,594,000 | 6.15% |
| INTERNATIONAL BIOTECHNOLOGY TRUST PLC | 408,000 | $19,319,000 | 5.11% |
| RTW INVESTMENTS, LP | 5,293,966 | $250,669,000 | 3.91% |
| GEORGE KAISER FAMILY FOUNDATION | 72,105 | $9,925,000 | 2.07% |
| SECTORAL ASSET MANAGEMENT INC | 504,928 | $23,908,000 | 1.81% |
| Redwood Investments, LLC | 385,014 | $18,230,000 | 1.60% |
| ARMISTICE CAPITAL, LLC | 1,396,000 | $66,101,000 | 1.52% |
| Integral Health Asset Management, LLC | 100,100 | $4,740,000 | 1.35% |
| Sofinnova Investments, Inc. | 466,840 | $22,105,000 | 1.33% |
| Chubb Ltd | 8,180 | $387,000 | 1.10% |