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 | $137,821,500 | +4.7% | 6,150,000 | +90.0% | 2.11% | +10.9% |
| Q2 2023 | $131,608,120 | -7.1% | 3,236,000 | +10.7% | 1.90% | -6.6% |
| Q1 2023 | $141,638,560 | +9.3% | 2,924,000 | -13.9% | 2.04% | -9.8% |
| Q4 2022 | $129,625,320 | -11.0% | 3,396,000 | +17.1% | 2.26% | -10.5% |
| Q3 2022 | $145,580,000 | +10.3% | 2,900,000 | -12.0% | 2.52% | +9.6% |
| Q2 2022 | $132,038,000 | +16.6% | 3,296,000 | +8.6% | 2.30% | +5.2% |
| Q1 2022 | $113,273,000 | +210.1% | 3,036,000 | +231.0% | 2.19% | +266.2% |
| Q4 2021 | $36,528,000 | -62.2% | 917,107 | -64.7% | 0.60% | -63.4% |
| Q3 2021 | $96,597,000 | +9.2% | 2,596,000 | +24.1% | 1.64% | +3.3% |
| Q2 2021 | $88,429,000 | +33.8% | 2,092,000 | +49.9% | 1.58% | +4.3% |
| Q1 2021 | $66,101,000 | +51.3% | 1,396,000 | +95.0% | 1.52% | +2.2% |
| Q4 2020 | $43,697,000 | +29.1% | 716,000 | -1.1% | 1.49% | +21.0% |
| Q3 2020 | $33,847,000 | +33.4% | 724,000 | +44.8% | 1.23% | +10.3% |
| Q2 2020 | $25,370,000 | -5.2% | 500,000 | -16.7% | 1.11% | -32.7% |
| Q1 2020 | $26,766,000 | -26.5% | 600,000 | -20.8% | 1.66% | -21.2% |
| Q4 2019 | $36,407,000 | +691.5% | 758,000 | +457.4% | 2.10% | +588.5% |
| Q3 2019 | $4,600,000 | -69.4% | 136,000 | -66.0% | 0.30% | -63.0% |
| Q1 2019 | $15,056,000 | +46.2% | 400,000 | +33.3% | 0.82% | +5.6% |
| Q4 2018 | $10,296,000 | – | 300,000 | – | 0.78% | – |
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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% |