PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 204 filers reported holding PTC THERAPEUTICS INC in Q1 2020. The put-call ratio across all filers is 0.23 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $163 | -16.0% | 4 | 0.0% | 0.00% | – |
| Q1 2023 | $194 | +26.8% | 4 | 0.0% | 0.00% | – |
| Q4 2022 | $153 | – | 4 | +33.3% | 0.00% | – |
| Q1 2022 | $0 | -100.0% | 3 | -83.3% | 0.00% | – |
| Q4 2021 | $1,000 | -80.0% | 18 | -85.7% | 0.00% | -100.0% |
| Q3 2021 | $5,000 | +400.0% | 126 | +350.0% | 0.00% | – |
| Q2 2021 | $1,000 | -66.7% | 28 | -58.2% | 0.00% | – |
| Q1 2021 | $3,000 | +200.0% | 67 | +378.6% | 0.00% | – |
| Q4 2020 | $1,000 | – | 14 | +133.3% | 0.00% | – |
| Q3 2020 | $0 | – | 6 | +50.0% | 0.00% | – |
| Q1 2020 | $0 | -100.0% | 4 | -98.0% | 0.00% | -100.0% |
| Q1 2016 | $1,000 | – | 203 | – | 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% |