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 | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $417,000 | +159.0% | 8,305 | +106.5% | 0.02% | +150.0% |
| Q2 2022 | $161,000 | +43.8% | 4,022 | +43.4% | 0.01% | +50.0% |
| Q4 2021 | $112,000 | +330.8% | 2,804 | +349.4% | 0.00% | +300.0% |
| Q2 2021 | $26,000 | +36.8% | 624 | +52.9% | 0.00% | 0.0% |
| Q1 2021 | $19,000 | -29.6% | 408 | -49.5% | 0.00% | -87.5% |
| Q3 2019 | $27,000 | -80.3% | 808 | -72.4% | 0.01% | -83.0% |
| Q3 2018 | $137,000 | +291.4% | 2,924 | +129.2% | 0.05% | +161.1% |
| Q1 2018 | $35,000 | +52.2% | 1,276 | -46.6% | 0.02% | -40.0% |
| Q1 2017 | $23,000 | +2200.0% | 2,388 | +4875.0% | 0.03% | +2900.0% |
| Q4 2016 | $1,000 | – | 48 | – | 0.00% | – |
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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% |