PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 208 filers reported holding PTC THERAPEUTICS INC in Q1 2021. The put-call ratio across all filers is 0.07 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $424 | -42.2% | 18,941 | +5.1% | 0.00% | -40.0% |
| Q2 2023 | $733 | -24.0% | 18,019 | -9.6% | 0.01% | -16.7% |
| Q1 2023 | $965 | +29.5% | 19,930 | +2.0% | 0.01% | +20.0% |
| Q4 2022 | $745 | -99.9% | 19,530 | -7.2% | 0.01% | -37.5% |
| Q3 2022 | $1,056,000 | +158.8% | 21,043 | +106.8% | 0.01% | +166.7% |
| Q2 2022 | $408,000 | -16.0% | 10,177 | -21.9% | 0.00% | +50.0% |
| Q1 2022 | $486,000 | -0.2% | 13,027 | +6.4% | 0.00% | 0.0% |
| Q4 2021 | $487,000 | +28.2% | 12,238 | +20.0% | 0.00% | 0.0% |
| Q3 2021 | $380,000 | +10.1% | 10,200 | +25.2% | 0.00% | 0.0% |
| Q2 2021 | $345,000 | +4.9% | 8,150 | +17.3% | 0.00% | 0.0% |
| Q1 2021 | $329,000 | -5.5% | 6,948 | +21.9% | 0.00% | 0.0% |
| Q4 2020 | $348,000 | -93.5% | 5,702 | -95.2% | 0.00% | -95.6% |
| Q2 2019 | $5,379,000 | -5.9% | 119,528 | -21.3% | 0.04% | -8.2% |
| Q1 2019 | $5,714,000 | +2521.1% | 151,805 | +3166.0% | 0.05% | +2350.0% |
| Q3 2018 | $218,000 | -9.9% | 4,648 | -35.1% | 0.00% | 0.0% |
| Q2 2018 | $242,000 | +2.5% | 7,165 | -17.9% | 0.00% | 0.0% |
| Q1 2018 | $236,000 | +3.5% | 8,723 | -36.1% | 0.00% | 0.0% |
| Q4 2017 | $228,000 | +660.0% | 13,647 | +221.1% | 0.00% | – |
| Q2 2016 | $30,000 | +30.4% | 4,250 | +17.4% | 0.00% | – |
| Q1 2016 | $23,000 | -73.6% | 3,621 | +35.6% | 0.00% | -100.0% |
| Q4 2015 | $87,000 | -7.4% | 2,670 | -24.3% | 0.00% | 0.0% |
| Q3 2015 | $94,000 | +74.1% | 3,527 | +211.8% | 0.00% | – |
| Q2 2015 | $54,000 | +35.0% | 1,131 | +70.8% | 0.00% | – |
| Q1 2015 | $40,000 | +21.2% | 662 | +5.2% | 0.00% | – |
| Q4 2014 | $33,000 | +17.9% | 629 | -2.2% | 0.00% | – |
| Q3 2014 | $28,000 | +55.6% | 643 | -7.3% | 0.00% | – |
| Q2 2014 | $18,000 | 0.0% | 694 | 0.0% | 0.00% | – |
| Q1 2014 | $18,000 | +200.0% | 694 | +87.1% | 0.00% | – |
| Q4 2013 | $6,000 | – | 371 | – | 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% |