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 | $3,361,500 | -87.8% | 150,000 | -77.9% | 0.01% | -86.7% |
| Q2 2023 | $27,584,305 | -69.2% | 678,247 | -63.3% | 0.06% | -70.1% |
| Q1 2023 | $89,468,680 | +11781.6% | 1,847,000 | +12213.3% | 0.20% | +9950.0% |
| Q3 2022 | $753,000 | -68.7% | 15,000 | -75.0% | 0.00% | -66.7% |
| Q2 2022 | $2,404,000 | -50.4% | 60,000 | -53.8% | 0.01% | -33.3% |
| Q1 2022 | $4,850,000 | +1077.2% | 130,000 | +983.3% | 0.01% | +800.0% |
| Q4 2018 | $412,000 | -89.9% | 12,000 | -86.2% | 0.00% | -88.9% |
| Q3 2018 | $4,089,000 | +66.4% | 87,000 | -75.1% | 0.01% | +28.6% |
| Q2 2016 | $2,457,000 | +52.6% | 350,000 | +40.0% | 0.01% | +75.0% |
| Q1 2016 | $1,610,000 | -75.1% | 250,000 | +100.0% | 0.00% | -75.0% |
| Q4 2014 | $6,471,000 | -51.0% | 125,000 | -58.3% | 0.02% | -51.5% |
| Q3 2014 | $13,203,000 | +18.4% | 300,000 | -29.7% | 0.03% | +13.8% |
| Q2 2014 | $11,153,000 | +14.0% | 426,666 | -26.0% | 0.03% | +11.5% |
| Q4 2013 | $9,786,000 | +185.0% | 576,666 | +260.4% | 0.03% | +160.0% |
| Q3 2013 | $3,434,000 | – | 160,000 | – | 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% |