PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 202 filers reported holding PTC THERAPEUTICS INC in Q1 2023. The put-call ratio across all filers is 0.81 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,337,115 | -42.1% | 59,666 | +5.0% | 0.00% | -33.3% |
| Q2 2023 | $2,310,422 | -20.1% | 56,809 | -4.9% | 0.01% | -33.3% |
| Q1 2023 | $2,892,304 | +17.2% | 59,709 | -7.6% | 0.01% | +12.5% |
| Q4 2022 | $2,466,851 | -25.2% | 64,628 | -1.6% | 0.01% | -20.0% |
| Q3 2022 | $3,297,000 | +19.3% | 65,674 | -4.8% | 0.01% | +42.9% |
| Q2 2022 | $2,764,000 | -18.2% | 68,998 | -23.8% | 0.01% | 0.0% |
| Q1 2022 | $3,380,000 | -6.3% | 90,600 | 0.0% | 0.01% | 0.0% |
| Q4 2021 | $3,609,000 | +7.1% | 90,600 | 0.0% | 0.01% | 0.0% |
| Q3 2021 | $3,371,000 | -4.2% | 90,600 | +8.9% | 0.01% | 0.0% |
| Q2 2021 | $3,517,000 | -10.7% | 83,200 | 0.0% | 0.01% | -12.5% |
| Q1 2021 | $3,940,000 | -26.8% | 83,200 | -5.7% | 0.01% | -33.3% |
| Q4 2020 | $5,383,000 | +16.1% | 88,200 | -11.1% | 0.01% | 0.0% |
| Q3 2020 | $4,638,000 | -7.8% | 99,200 | 0.0% | 0.01% | -14.3% |
| Q2 2020 | $5,033,000 | +17.9% | 99,200 | +3.7% | 0.01% | 0.0% |
| Q1 2020 | $4,269,000 | +3.7% | 95,700 | +11.7% | 0.01% | +40.0% |
| Q4 2019 | $4,116,000 | +42.0% | 85,700 | 0.0% | 0.01% | +25.0% |
| Q3 2019 | $2,898,000 | -13.9% | 85,700 | +14.6% | 0.01% | -11.1% |
| Q2 2019 | $3,366,000 | +44.0% | 74,800 | +20.5% | 0.01% | +28.6% |
| Q1 2019 | $2,337,000 | +46.8% | 62,100 | +33.8% | 0.01% | +40.0% |
| Q4 2018 | $1,592,000 | -26.5% | 46,400 | +0.7% | 0.01% | -16.7% |
| Q3 2018 | $2,167,000 | +39.4% | 46,100 | 0.0% | 0.01% | +50.0% |
| Q2 2018 | $1,555,000 | +42.3% | 46,100 | +14.1% | 0.00% | +33.3% |
| Q1 2018 | $1,093,000 | +173.2% | 40,400 | +68.3% | 0.00% | +200.0% |
| Q4 2017 | $400,000 | -16.7% | 24,000 | 0.0% | 0.00% | 0.0% |
| Q3 2017 | $480,000 | +9.1% | 24,000 | 0.0% | 0.00% | 0.0% |
| Q2 2017 | $440,000 | – | 24,000 | – | 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% |