PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 181 filers reported holding PTC THERAPEUTICS INC in Q3 2021. The put-call ratio across all filers is 0.85 and the average weighting 0.7%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $57,670 | -3.0% | 1,418 | +15.5% | 0.01% | -11.1% |
| Q1 2023 | $59,484 | +44.3% | 1,228 | +13.7% | 0.01% | +50.0% |
| Q4 2022 | $41,224 | -23.7% | 1,080 | 0.0% | 0.01% | -33.3% |
| Q3 2022 | $54,000 | +25.6% | 1,080 | 0.0% | 0.01% | +28.6% |
| Q2 2022 | $43,000 | +7.5% | 1,080 | 0.0% | 0.01% | +40.0% |
| Q1 2022 | $40,000 | -7.0% | 1,080 | 0.0% | 0.01% | 0.0% |
| Q4 2021 | $43,000 | +7.5% | 1,080 | 0.0% | 0.01% | 0.0% |
| Q3 2021 | $40,000 | -13.0% | 1,080 | 0.0% | 0.01% | -16.7% |
| Q2 2021 | $46,000 | -9.8% | 1,080 | 0.0% | 0.01% | -25.0% |
| Q1 2021 | $51,000 | -10.5% | 1,080 | +16.1% | 0.01% | -11.1% |
| Q4 2020 | $57,000 | +119.2% | 930 | +66.4% | 0.01% | +80.0% |
| Q3 2020 | $26,000 | +100.0% | 559 | +124.5% | 0.01% | +66.7% |
| Q2 2020 | $13,000 | +18.2% | 249 | 0.0% | 0.00% | 0.0% |
| Q1 2020 | $11,000 | – | 249 | – | 0.00% | – |
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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% |