PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 170 filers reported holding PTC THERAPEUTICS INC in Q4 2018. The put-call ratio across all filers is 1.19 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2018 | $1,389,000 | -73.2% | 29,556 | -80.8% | 0.06% | -70.1% |
| Q2 2018 | $5,192,000 | +34.2% | 153,956 | +7.7% | 0.21% | +36.1% |
| Q1 2018 | $3,868,000 | +61.2% | 142,956 | -0.6% | 0.16% | +46.2% |
| Q4 2017 | $2,399,000 | +166.3% | 143,863 | +219.2% | 0.11% | +130.4% |
| Q3 2017 | $901,000 | +3.1% | 45,063 | -49.3% | 0.05% | +15.0% |
| Q1 2017 | $874,000 | -36.3% | 88,889 | -29.3% | 0.04% | -51.2% |
| Q4 2016 | $1,371,000 | +30.9% | 125,700 | -15.7% | 0.08% | +57.7% |
| Q2 2016 | $1,047,000 | -25.8% | 149,159 | -32.0% | 0.05% | -17.5% |
| Q1 2016 | $1,412,000 | +30.6% | 219,388 | +792.9% | 0.06% | +26.0% |
| Q3 2014 | $1,081,000 | – | 24,570 | – | 0.05% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Burrage Capital Management LLC | 160,372 | $7,594,000 | 6.15% |
| INTERNATIONAL BIOTECHNOLOGY TRUST PLC | 408,000 | $19,319,000 | 5.11% |
| RTW INVESTMENTS, LP | 5,293,966 | $250,669,000 | 3.91% |
| GEORGE KAISER FAMILY FOUNDATION | 72,105 | $9,925,000 | 2.07% |
| SECTORAL ASSET MANAGEMENT INC | 504,928 | $23,908,000 | 1.81% |
| Redwood Investments, LLC | 385,014 | $18,230,000 | 1.60% |
| ARMISTICE CAPITAL, LLC | 1,396,000 | $66,101,000 | 1.52% |
| Integral Health Asset Management, LLC | 100,100 | $4,740,000 | 1.35% |
| Sofinnova Investments, Inc. | 466,840 | $22,105,000 | 1.33% |
| Chubb Ltd | 8,180 | $387,000 | 1.10% |