PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 209 filers reported holding PTC THERAPEUTICS INC in Q4 2019. The put-call ratio across all filers is 0.81 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $202,027 | +27090.7% | 4,900 | -67.8% | 0.00% | – |
| Q1 2023 | $743 | -99.7% | 15,209 | +216.9% | 0.00% | – |
| Q3 2022 | $242,000 | -75.3% | 4,800 | -76.8% | 0.00% | -100.0% |
| Q3 2020 | $979,000 | -13.3% | 20,700 | -7.2% | 0.00% | 0.0% |
| Q2 2020 | $1,129,000 | +59.0% | 22,300 | +33.5% | 0.00% | +50.0% |
| Q1 2020 | $710,000 | -81.8% | 16,700 | -79.6% | 0.00% | -80.0% |
| Q4 2019 | $3,893,000 | -14.4% | 81,867 | -37.7% | 0.01% | -23.1% |
| Q3 2019 | $4,548,000 | +99.0% | 131,365 | +158.6% | 0.01% | +116.7% |
| Q2 2019 | $2,286,000 | +5.2% | 50,800 | -12.0% | 0.01% | -14.3% |
| Q1 2019 | $2,173,000 | +38.7% | 57,751 | +18.0% | 0.01% | +75.0% |
| Q4 2018 | $1,567,000 | -76.9% | 48,953 | -66.0% | 0.00% | -71.4% |
| Q3 2018 | $6,772,000 | +200.0% | 144,085 | +72.7% | 0.01% | +133.3% |
| Q2 2018 | $2,257,000 | 0.0% | 83,415 | 0.0% | 0.01% | 0.0% |
| Q1 2018 | $2,257,000 | +49.9% | 83,415 | -7.5% | 0.01% | 0.0% |
| Q4 2017 | $1,506,000 | -40.9% | 90,227 | -29.2% | 0.01% | -33.3% |
| Q3 2017 | $2,550,000 | +44.5% | 127,400 | +33.2% | 0.01% | +28.6% |
| Q2 2017 | $1,765,000 | – | 95,617 | – | 0.01% | – |
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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% |