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 2023 | $3,091 | -83.7% | 76 | -85.3% | 0.00% | – |
| Q1 2022 | $19,000 | – | 518 | +5080.0% | 0.00% | – |
| Q4 2021 | $0 | -100.0% | 10 | -44.4% | 0.00% | – |
| Q3 2021 | $1,000 | – | 18 | +125.0% | 0.00% | – |
| Q2 2021 | $0 | – | 8 | +33.3% | 0.00% | – |
| Q1 2021 | $0 | -100.0% | 6 | -45.5% | 0.00% | – |
| Q4 2020 | $1,000 | 0.0% | 11 | 0.0% | 0.00% | – |
| Q3 2020 | $1,000 | 0.0% | 11 | -52.2% | 0.00% | – |
| Q2 2020 | $1,000 | 0.0% | 23 | 0.0% | 0.00% | – |
| Q1 2020 | $1,000 | 0.0% | 23 | +76.9% | 0.00% | – |
| Q4 2019 | $1,000 | – | 13 | +160.0% | 0.00% | – |
| Q3 2019 | $0 | – | 5 | 0.0% | 0.00% | – |
| Q2 2019 | $0 | – | 5 | 0.0% | 0.00% | – |
| Q1 2019 | $0 | – | 5 | 0.0% | 0.00% | – |
| Q4 2018 | $0 | – | 5 | 0.0% | 0.00% | – |
| Q3 2018 | $0 | – | 5 | 0.0% | 0.00% | – |
| Q2 2018 | $0 | -100.0% | 5 | -97.4% | 0.00% | – |
| Q2 2016 | $1,000 | 0.0% | 194 | -3.5% | 0.00% | – |
| Q1 2016 | $1,000 | -99.4% | 201 | -96.4% | 0.00% | – |
| Q4 2015 | $180,000 | +56.5% | 5,574 | +29.2% | 0.00% | – |
| Q3 2015 | $115,000 | -70.1% | 4,314 | -46.0% | 0.00% | – |
| Q2 2015 | $385,000 | -10.0% | 7,988 | +13.8% | 0.00% | – |
| Q1 2015 | $428,000 | +17.6% | 7,020 | 0.0% | 0.00% | – |
| Q4 2014 | $364,000 | +7.1% | 7,020 | -9.1% | 0.00% | – |
| Q3 2014 | $340,000 | +68.3% | 7,720 | 0.0% | 0.00% | – |
| Q2 2014 | $202,000 | +48.5% | 7,720 | +48.5% | 0.00% | – |
| Q1 2014 | $136,000 | – | 5,200 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Burrage Capital Management LLC | 161,083 | $9,831,000 | 7.49% |
| INTERNATIONAL BIOTECHNOLOGY TRUST PLC | 333,000 | $20,323,000 | 5.55% |
| RTW INVESTMENTS, LP | 4,221,836 | $257,659,000 | 4.32% |
| GEORGE KAISER FAMILY FOUNDATION | 90,011 | $10,766,000 | 2.85% |
| SECTORAL ASSET MANAGEMENT INC | 603,978 | $36,861,000 | 2.60% |
| Redwood Investments, LLC | 364,837 | $22,266,000 | 1.90% |
| ARMISTICE CAPITAL, LLC | 716,000 | $43,697,000 | 1.49% |
| CM Management, LLC | 25,000 | $1,526,000 | 1.42% |
| Third Security, LLC | 237,015 | $14,465,000 | 1.32% |
| Sofinnova Investments, Inc. | 316,478 | $19,315,000 | 1.15% |