PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 127 filers reported holding PTC THERAPEUTICS INC in Q4 2017. The put-call ratio across all filers is 4.21 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2020 | $379,000 | -95.3% | 8,500 | -94.9% | 0.20% | -78.5% |
| Q4 2019 | $7,987,000 | +20.4% | 166,300 | -15.2% | 0.94% | +10.4% |
| Q3 2019 | $6,632,000 | -45.6% | 196,100 | -27.6% | 0.85% | +0.4% |
| Q2 2019 | $12,186,000 | -42.8% | 270,800 | -52.2% | 0.84% | -14.3% |
| Q1 2019 | $21,304,000 | +71.5% | 566,000 | +56.4% | 0.99% | +15.2% |
| Q4 2018 | $12,420,000 | +5.7% | 361,900 | +44.8% | 0.86% | +27.2% |
| Q3 2018 | $11,750,000 | -15.8% | 250,000 | -39.6% | 0.67% | -17.7% |
| Q2 2018 | $13,960,000 | -21.3% | 413,900 | -36.9% | 0.82% | -27.8% |
| Q1 2018 | $17,737,000 | +2.5% | 655,500 | -36.8% | 1.13% | +22.2% |
| Q4 2017 | $17,300,000 | +20.6% | 1,037,200 | +44.7% | 0.93% | +20.5% |
| Q3 2017 | $14,347,000 | +190.0% | 717,000 | +165.7% | 0.77% | +152.1% |
| Q2 2017 | $4,947,000 | +1053.1% | 269,900 | +519.0% | 0.30% | +1029.6% |
| Q1 2017 | $429,000 | -75.7% | 43,600 | -84.1% | 0.03% | -84.8% |
| Q1 2016 | $1,765,000 | +211.3% | 274,100 | +1466.3% | 0.18% | +147.2% |
| Q4 2015 | $567,000 | +179.3% | 17,500 | +124.4% | 0.07% | +125.0% |
| Q1 2014 | $203,000 | -10.2% | 7,800 | -26.4% | 0.03% | -38.5% |
| Q3 2013 | $226,000 | – | 10,600 | – | 0.05% | – |
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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% |