PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 168 filers reported holding PTC THERAPEUTICS INC in Q3 2015. The put-call ratio across all filers is 0.96 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $91 | -99.8% | 172,500 | +522.7% | 0.01% | +200.0% |
| Q4 2019 | $51,000 | -81.0% | 27,700 | -49.5% | 0.00% | -85.7% |
| Q2 2019 | $269,000 | +691.2% | 54,800 | +43.8% | 0.02% | +950.0% |
| Q1 2018 | $34,000 | -94.1% | 38,100 | -95.7% | 0.00% | -92.9% |
| Q3 2017 | $573,000 | -56.3% | 884,500 | -9.9% | 0.03% | -65.4% |
| Q1 2017 | $1,312,000 | – | 981,507 | +3889.9% | 0.08% | – |
| Q2 2016 | $0 | -100.0% | 24,600 | +0.8% | 0.00% | -100.0% |
| Q1 2016 | $8,000 | -98.0% | 24,400 | -63.1% | 0.00% | -95.0% |
| Q4 2015 | $402,000 | -13.9% | 66,200 | +0.8% | 0.02% | -20.0% |
| Q3 2015 | $467,000 | +159.4% | 65,700 | +544.1% | 0.02% | +127.3% |
| Q2 2015 | $180,000 | – | 10,200 | – | 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% |