PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 204 filers reported holding PTC THERAPEUTICS INC in Q1 2020. The put-call ratio across all filers is 0.23 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,066,783 | +242.1% | 47,603 | +520.8% | 0.04% | +225.0% |
| Q2 2023 | $311,858 | -17.2% | 7,668 | -22.3% | 0.01% | -47.8% |
| Q4 2022 | $376,509 | -20.2% | 9,864 | +4.9% | 0.02% | -20.7% |
| Q3 2022 | $472,000 | +74.2% | 9,406 | +39.0% | 0.03% | +190.0% |
| Q2 2022 | $271,000 | +3.8% | 6,768 | -3.4% | 0.01% | 0.0% |
| Q1 2022 | $261,000 | -74.1% | 7,004 | -74.2% | 0.01% | -82.8% |
| Q3 2021 | $1,009,000 | +276.5% | 27,116 | +379.1% | 0.06% | +346.2% |
| Q1 2021 | $268,000 | -56.1% | 5,660 | -43.4% | 0.01% | -50.0% |
| Q4 2020 | $610,000 | +28.7% | 9,998 | -1.5% | 0.03% | +18.2% |
| Q3 2020 | $474,000 | -36.9% | 10,149 | -39.7% | 0.02% | -59.3% |
| Q1 2020 | $751,000 | +112.1% | 16,824 | +128.6% | 0.05% | +237.5% |
| Q4 2019 | $354,000 | -56.7% | 7,361 | -69.5% | 0.02% | -61.0% |
| Q3 2019 | $817,000 | – | 24,172 | – | 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% |