PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 204 filers reported holding PTC THERAPEUTICS INC in Q2 2023. The put-call ratio across all filers is 0.26 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $210,654 | -59.2% | 9,400 | -26.0% | 0.00% | -60.0% |
| Q2 2023 | $516,509 | +27.7% | 12,700 | +19.8% | 0.01% | +25.0% |
| Q4 2022 | $404,602 | -32.8% | 10,600 | -11.7% | 0.00% | -42.9% |
| Q3 2022 | $602,400 | +123.9% | 12,000 | +172.7% | 0.01% | +133.3% |
| Q4 2020 | $269,000 | +10.2% | 4,400 | -8.3% | 0.00% | 0.0% |
| Q2 2020 | $244,000 | -58.5% | 4,800 | -72.4% | 0.00% | -57.1% |
| Q3 2019 | $588,000 | -27.9% | 17,400 | -3.9% | 0.01% | -22.2% |
| Q2 2019 | $815,000 | +19.7% | 18,100 | 0.0% | 0.01% | +12.5% |
| Q1 2019 | $681,000 | -3.7% | 18,100 | -12.1% | 0.01% | -20.0% |
| Q4 2018 | $707,000 | -27.0% | 20,600 | 0.0% | 0.01% | -9.1% |
| Q3 2018 | $968,000 | -40.5% | 20,600 | -57.3% | 0.01% | -45.0% |
| Q2 2018 | $1,626,000 | +334.8% | 48,200 | +157.8% | 0.02% | +300.0% |
| Q3 2017 | $374,000 | +11.0% | 18,700 | +1.6% | 0.01% | +25.0% |
| Q2 2017 | $337,000 | +80.2% | 18,400 | -3.2% | 0.00% | +100.0% |
| Q1 2017 | $187,000 | -19.0% | 19,000 | +400.0% | 0.00% | -33.3% |
| Q1 2015 | $231,000 | – | 3,800 | – | 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% |