PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 185 filers reported holding PTC THERAPEUTICS INC in Q2 2021. The put-call ratio across all filers is 0.52 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $1,010,000 | -20.7% | 27,213 | -9.7% | 0.00% | -100.0% |
| Q2 2021 | $1,273,000 | -33.1% | 30,147 | -23.5% | 0.00% | 0.0% |
| Q1 2021 | $1,902,000 | -54.7% | 39,398 | -37.9% | 0.00% | -66.7% |
| Q4 2020 | $4,202,000 | +3.3% | 63,393 | -22.6% | 0.00% | 0.0% |
| Q3 2020 | $4,066,000 | -19.0% | 81,910 | -7.2% | 0.00% | -40.0% |
| Q2 2020 | $5,022,000 | +33.0% | 88,286 | +5.1% | 0.01% | +25.0% |
| Q1 2020 | $3,776,000 | -14.7% | 83,974 | -8.9% | 0.00% | +33.3% |
| Q4 2019 | $4,425,000 | +232.2% | 92,131 | +133.9% | 0.00% | +200.0% |
| Q3 2019 | $1,332,000 | -22.2% | 39,386 | +3.4% | 0.00% | 0.0% |
| Q2 2019 | $1,713,000 | +24.5% | 38,086 | +4.1% | 0.00% | 0.0% |
| Q1 2019 | $1,376,000 | +3.3% | 36,575 | -5.8% | 0.00% | 0.0% |
| Q4 2018 | $1,332,000 | +2413.2% | 38,809 | +3358.9% | 0.00% | – |
| Q3 2018 | $53,000 | +39.5% | 1,122 | -0.9% | 0.00% | – |
| Q2 2018 | $38,000 | +72.7% | 1,132 | +39.8% | 0.00% | – |
| Q1 2018 | $22,000 | +57.1% | 810 | 0.0% | 0.00% | – |
| Q4 2017 | $14,000 | -22.2% | 810 | -11.8% | 0.00% | – |
| Q3 2017 | $18,000 | -96.4% | 918 | -96.6% | 0.00% | – |
| Q2 2017 | $495,000 | +26.9% | 27,009 | -31.8% | 0.00% | – |
| Q1 2017 | $390,000 | -49.5% | 39,609 | -42.8% | 0.00% | -100.0% |
| Q4 2016 | $772,000 | +49.0% | 69,258 | +87.1% | 0.00% | 0.0% |
| Q3 2016 | $518,000 | +172.6% | 37,009 | +37.0% | 0.00% | – |
| Q2 2016 | $190,000 | +2275.0% | 27,009 | +1924.7% | 0.00% | – |
| Q1 2016 | $8,000 | -98.5% | 1,334 | -91.7% | 0.00% | -100.0% |
| Q4 2015 | $523,000 | +515.3% | 16,159 | +403.4% | 0.00% | – |
| Q3 2015 | $85,000 | -89.4% | 3,210 | -80.7% | 0.00% | -100.0% |
| Q2 2015 | $801,000 | +197.8% | 16,640 | +61.7% | 0.00% | – |
| Q2 2014 | $269,000 | – | 10,290 | – | 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% |