PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 182 filers reported holding PTC THERAPEUTICS INC in Q2 2022. The put-call ratio across all filers is 1.65 and the average weighting 0.1%.
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 ↓ |
|---|---|---|---|
| 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% |