PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 134 filers reported holding PTC THERAPEUTICS INC in Q3 2017. The put-call ratio across all filers is 2.52 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2017 | $1,000 | 0.0% | 50 | 0.0% | 0.00% | 0.0% |
| Q4 2016 | $1,000 | 0.0% | 50 | 0.0% | 0.00% | 0.0% |
| Q3 2016 | $1,000 | 0.0% | 50 | -50.0% | 0.00% | 0.0% |
| Q2 2016 | $1,000 | 0.0% | 100 | 0.0% | 0.00% | 0.0% |
| Q1 2016 | $1,000 | -66.7% | 100 | 0.0% | 0.00% | -66.7% |
| Q4 2015 | $3,000 | +200.0% | 100 | +100.0% | 0.00% | +200.0% |
| Q3 2015 | $1,000 | – | 50 | – | 0.00% | – |
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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% |