PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 214 filers reported holding PTC THERAPEUTICS INC in Q3 2022. The put-call ratio across all filers is 1.36 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $120 | -31.4% | 5,400 | +24.5% | 0.00% | – |
| Q2 2023 | $175 | +177.8% | 4,337 | +228.6% | 0.00% | – |
| Q1 2023 | $63 | -33.0% | 1,320 | -46.7% | 0.00% | – |
| Q4 2022 | $94 | -99.8% | 2,478 | +115.1% | 0.00% | – |
| Q3 2022 | $57,000 | -93.9% | 1,152 | -95.4% | 0.00% | -100.0% |
| Q1 2022 | $939,000 | +1119.5% | 25,192 | +1197.2% | 0.00% | – |
| Q4 2021 | $77,000 | +600.0% | 1,942 | +588.7% | 0.00% | – |
| Q2 2021 | $11,000 | -92.8% | 282 | -91.2% | 0.00% | – |
| Q1 2021 | $152,000 | -75.2% | 3,213 | -68.0% | 0.00% | -100.0% |
| Q4 2020 | $612,000 | +774.3% | 10,034 | +535.1% | 0.00% | – |
| Q1 2020 | $70,000 | +536.4% | 1,580 | +356.6% | 0.00% | – |
| Q3 2019 | $11,000 | -96.3% | 346 | -96.3% | 0.00% | -100.0% |
| Q4 2015 | $300,000 | -27.5% | 9,275 | -40.2% | 0.00% | 0.0% |
| Q3 2015 | $414,000 | – | 15,509 | – | 0.00% | – |
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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% |