PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 217 filers reported holding PTC THERAPEUTICS INC in Q4 2020. The put-call ratio across all filers is 0.02 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $653,027 | -44.9% | 29,140 | 0.0% | 0.00% | -50.0% |
| Q2 2023 | $1,185,124 | -16.0% | 29,140 | 0.0% | 0.00% | -33.3% |
| Q1 2023 | $1,411,542 | -80.1% | 29,140 | -84.4% | 0.00% | -81.2% |
| Q4 2022 | $7,109,163 | +721.9% | 186,250 | +980.3% | 0.02% | +700.0% |
| Q3 2022 | $865,000 | +36.7% | 17,240 | +9.2% | 0.00% | 0.0% |
| Q2 2022 | $633,000 | +47.2% | 15,790 | +37.1% | 0.00% | +100.0% |
| Q1 2022 | $430,000 | +8.0% | 11,520 | +15.2% | 0.00% | 0.0% |
| Q4 2021 | $398,000 | +63.8% | 10,000 | +53.2% | 0.00% | 0.0% |
| Q3 2021 | $243,000 | -69.0% | 6,526 | -64.9% | 0.00% | -50.0% |
| Q2 2021 | $785,000 | -10.7% | 18,568 | 0.0% | 0.00% | 0.0% |
| Q1 2021 | $879,000 | -74.0% | 18,568 | -66.4% | 0.00% | -75.0% |
| Q4 2020 | $3,376,000 | +147.7% | 55,325 | +89.8% | 0.01% | +166.7% |
| Q3 2020 | $1,363,000 | +308.1% | 29,150 | +343.4% | 0.00% | +200.0% |
| Q2 2020 | $334,000 | +14.0% | 6,574 | 0.0% | 0.00% | 0.0% |
| Q1 2020 | $293,000 | -63.6% | 6,574 | -60.9% | 0.00% | -50.0% |
| Q4 2019 | $806,000 | – | 16,798 | – | 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% |