PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 180 filers reported holding PTC THERAPEUTICS INC in Q3 2023. The put-call ratio across all filers is 0.26 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2020 | $36,000 | -75.5% | 700 | -78.8% | 0.01% | -86.7% |
| Q1 2020 | $147,000 | +30.1% | 3,299 | +31.4% | 0.08% | +127.3% |
| Q2 2019 | $113,000 | -37.9% | 2,511 | -49.8% | 0.03% | +37.5% |
| Q1 2019 | $182,000 | +468.8% | 5,000 | +400.0% | 0.02% | +140.0% |
| Q4 2018 | $32,000 | -60.5% | 1,000 | -77.3% | 0.01% | -16.7% |
| Q2 2017 | $81,000 | -83.2% | 4,412 | -94.1% | 0.01% | -78.2% |
| Q1 2016 | $481,000 | +49.4% | 74,647 | +1014.1% | 0.06% | +27.9% |
| Q2 2015 | $322,000 | – | 6,700 | – | 0.04% | – |
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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% |