PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 184 filers reported holding PTC THERAPEUTICS INC in Q1 2022. The put-call ratio across all filers is 0.61 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $594,000 | -68.0% | 14,906 | -66.1% | 0.11% | -81.9% |
| Q2 2021 | $1,859,000 | +541.0% | 43,971 | +617.4% | 0.61% | +383.3% |
| Q1 2021 | $290,000 | -60.6% | 6,129 | -49.2% | 0.13% | -50.2% |
| Q4 2020 | $736,000 | +38.6% | 12,057 | +6.1% | 0.25% | -39.3% |
| Q3 2020 | $531,000 | -11.9% | 11,364 | -4.4% | 0.42% | -71.4% |
| Q2 2020 | $603,000 | -9.9% | 11,892 | -14.6% | 1.46% | +229.6% |
| Q4 2019 | $669,000 | – | 13,925 | – | 0.44% | – |
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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% |