PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 180 filers reported holding PTC THERAPEUTICS INC in Q3 2023. The put-call ratio across all filers is 0.26 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $2,288,487 | -65.5% | 102,119 | -37.3% | 0.04% | -69.5% |
| Q2 2023 | $6,625,875 | +3.1% | 162,918 | -3.3% | 0.12% | +18.0% |
| Q4 2022 | $6,427,828 | +60.0% | 168,400 | +110.5% | 0.10% | +78.6% |
| Q3 2022 | $4,017,000 | +54.3% | 80,000 | +23.1% | 0.06% | +51.4% |
| Q2 2022 | $2,604,000 | +9.0% | 65,000 | +8.3% | 0.04% | +42.3% |
| Q4 2021 | $2,390,000 | +6.6% | 60,000 | -0.4% | 0.03% | 0.0% |
| Q3 2021 | $2,242,000 | -70.5% | 60,263 | -66.5% | 0.03% | -74.0% |
| Q2 2021 | $7,610,000 | +171.4% | 180,000 | +200.0% | 0.10% | +51.5% |
| Q3 2020 | $2,804,000 | +126.5% | 60,000 | +145.9% | 0.07% | +61.0% |
| Q2 2020 | $1,238,000 | -67.4% | 24,400 | -71.3% | 0.04% | -80.9% |
| Q1 2020 | $3,799,000 | -53.2% | 85,162 | -49.6% | 0.22% | -21.0% |
| Q4 2019 | $8,116,000 | +139.9% | 169,000 | +69.0% | 0.27% | +54.5% |
| Q3 2019 | $3,383,000 | -12.7% | 100,000 | +16.3% | 0.18% | -9.7% |
| Q2 2019 | $3,873,000 | +43.0% | 86,000 | +19.4% | 0.20% | +30.0% |
| Q1 2019 | $2,708,000 | -31.3% | 72,000 | -37.4% | 0.15% | -52.4% |
| Q4 2018 | $3,944,000 | +67.9% | 115,000 | +130.0% | 0.32% | +142.3% |
| Q3 2018 | $2,349,000 | -7.2% | 50,000 | -33.3% | 0.13% | -33.7% |
| Q2 2018 | $2,530,000 | – | 75,000 | – | 0.20% | – |
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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% |