PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 181 filers reported holding PTC THERAPEUTICS INC in Q3 2021. The put-call ratio across all filers is 0.85 and the average weighting 0.7%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $157,722 | -33.7% | 7,038 | +20.3% | 0.01% | -33.3% |
| Q2 2023 | $237,920 | -12.9% | 5,850 | +3.7% | 0.01% | -18.2% |
| Q1 2023 | $273,298 | +6.1% | 5,642 | +3.6% | 0.01% | +10.0% |
| Q4 2022 | $257,705 | -5.6% | 5,446 | 0.0% | 0.01% | -16.7% |
| Q3 2022 | $273,000 | +25.2% | 5,446 | 0.0% | 0.01% | +33.3% |
| Q2 2022 | $218,000 | +7.4% | 5,446 | 0.0% | 0.01% | +28.6% |
| Q1 2022 | $203,000 | -6.5% | 5,446 | 0.0% | 0.01% | 0.0% |
| Q4 2021 | $217,000 | +6.9% | 5,446 | 0.0% | 0.01% | 0.0% |
| Q3 2021 | $203,000 | -11.7% | 5,446 | 0.0% | 0.01% | -12.5% |
| Q2 2021 | $230,000 | -6.1% | 5,446 | +5.2% | 0.01% | -11.1% |
| Q1 2021 | $245,000 | -22.5% | 5,176 | 0.0% | 0.01% | -35.7% |
| Q4 2020 | $316,000 | +25.9% | 5,176 | -3.5% | 0.01% | +27.3% |
| Q3 2020 | $251,000 | -7.7% | 5,366 | 0.0% | 0.01% | -15.4% |
| Q2 2020 | $272,000 | +13.8% | 5,366 | 0.0% | 0.01% | -7.1% |
| Q1 2020 | $239,000 | -4.0% | 5,366 | +3.4% | 0.01% | +27.3% |
| Q4 2019 | $249,000 | +50.9% | 5,192 | +6.3% | 0.01% | +37.5% |
| Q3 2019 | $165,000 | -25.0% | 4,883 | 0.0% | 0.01% | -20.0% |
| Q2 2019 | $220,000 | +37.5% | 4,883 | +15.1% | 0.01% | +42.9% |
| Q1 2019 | $160,000 | +18.5% | 4,242 | +8.2% | 0.01% | 0.0% |
| Q4 2018 | $135,000 | -26.6% | 3,919 | 0.0% | 0.01% | -12.5% |
| Q3 2018 | $184,000 | +39.4% | 3,919 | 0.0% | 0.01% | +33.3% |
| Q2 2018 | $132,000 | +43.5% | 3,919 | +14.7% | 0.01% | +50.0% |
| Q1 2018 | $92,000 | +61.4% | 3,416 | 0.0% | 0.00% | +33.3% |
| Q4 2017 | $57,000 | +5.6% | 3,416 | +30.8% | 0.00% | 0.0% |
| Q3 2017 | $54,000 | +12.5% | 2,612 | 0.0% | 0.00% | +50.0% |
| Q2 2017 | $48,000 | +84.6% | 2,612 | 0.0% | 0.00% | +100.0% |
| Q1 2017 | $26,000 | – | 2,612 | – | 0.00% | – |
Download | ||||||
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% |