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 | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $452,000 | -10.3% | 10,677 | +0.2% | 0.02% | -16.7% |
| Q1 2021 | $504,000 | -26.6% | 10,651 | -5.3% | 0.02% | -21.7% |
| Q4 2020 | $687,000 | -44.8% | 11,251 | -57.7% | 0.02% | -43.9% |
| Q3 2020 | $1,244,000 | -11.7% | 26,599 | -4.2% | 0.04% | +7.9% |
| Q2 2020 | $1,409,000 | +10.5% | 27,761 | -2.9% | 0.04% | 0.0% |
| Q1 2020 | $1,275,000 | -7.2% | 28,579 | -0.1% | 0.04% | +18.8% |
| Q4 2019 | $1,374,000 | -14.7% | 28,621 | -39.8% | 0.03% | -11.1% |
| Q3 2019 | $1,610,000 | -25.7% | 47,554 | -1.2% | 0.04% | -26.5% |
| Q2 2019 | $2,167,000 | +18.5% | 48,154 | -0.8% | 0.05% | +32.4% |
| Q1 2019 | $1,828,000 | -38.2% | 48,554 | -43.7% | 0.04% | -42.2% |
| Q4 2018 | $2,958,000 | -6.0% | 86,244 | +28.8% | 0.06% | +14.3% |
| Q3 2018 | $3,148,000 | +51.4% | 66,974 | +8.8% | 0.06% | +55.6% |
| Q2 2018 | $2,079,000 | – | 61,581 | – | 0.04% | – |
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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% |