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 | $11,739,322 | +2471.2% | 523,843 | +4566.3% | 0.04% | +3500.0% |
| Q2 2023 | $456,561 | -93.7% | 11,226 | -94.1% | 0.00% | -96.2% |
| Q4 2022 | $7,235,543 | +484.0% | 189,561 | +513.0% | 0.03% | +420.0% |
| Q2 2022 | $1,239,000 | +36.6% | 30,924 | +27.2% | 0.01% | +66.7% |
| Q1 2022 | $907,000 | -50.5% | 24,306 | -37.1% | 0.00% | -62.5% |
| Q1 2021 | $1,831,000 | -60.0% | 38,669 | -48.4% | 0.01% | -60.0% |
| Q4 2020 | $4,573,000 | +3.1% | 74,932 | -21.0% | 0.02% | +17.6% |
| Q3 2020 | $4,436,000 | -25.1% | 94,881 | -18.8% | 0.02% | -43.3% |
| Q2 2020 | $5,926,000 | +143.5% | 116,784 | +114.0% | 0.03% | +87.5% |
| Q1 2020 | $2,434,000 | -19.2% | 54,578 | -13.0% | 0.02% | +60.0% |
| Q4 2019 | $3,014,000 | +39.8% | 62,757 | -1.6% | 0.01% | +25.0% |
| Q3 2019 | $2,156,000 | -67.1% | 63,757 | -56.2% | 0.01% | -66.7% |
| Q2 2019 | $6,552,000 | -0.5% | 145,601 | -16.8% | 0.02% | -4.0% |
| Q1 2019 | $6,588,000 | +23.8% | 175,020 | +12.9% | 0.02% | +4.2% |
| Q4 2018 | $5,321,000 | -32.3% | 155,057 | -7.3% | 0.02% | -17.2% |
| Q3 2018 | $7,863,000 | +58.0% | 167,304 | +13.4% | 0.03% | +45.0% |
| Q2 2018 | $4,976,000 | – | 147,522 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| RTW INVESTMENTS, LP | 7,235,196 | $162,140,742 | 3.42% |
| Camber Capital Management LP | 3,400,000 | $76,194 | 2.51% |
| ARMISTICE CAPITAL, LLC | 6,150,000 | $137,821,500 | 2.11% |
| GREAT POINT PARTNERS LLC | 500,000 | $11,205,000 | 2.04% |
| COWEN AND COMPANY, LLC | 799,511 | $17,917,041 | 1.25% |
| GEORGE KAISER FAMILY FOUNDATION | 45,816 | $6,491,211 | 1.22% |
| SPHERA FUNDS MANAGEMENT LTD. | 218,459 | $4,895,666 | 0.89% |
| SECTORAL ASSET MANAGEMENT INC | 187,016 | $4,191,029 | 0.82% |
| Nebula Research & Development LLC | 21,858 | $489,838 | 0.26% |
| Phocas Financial Corp. | 64,701 | $1,450,000 | 0.21% |