PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 189 filers reported holding PTC THERAPEUTICS INC in Q3 2019. The put-call ratio across all filers is 0.72 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $765,000 | +13.5% | 16,150 | +46.8% | 0.00% | +100.0% |
| Q4 2020 | $674,000 | +31.4% | 11,000 | 0.0% | 0.00% | 0.0% |
| Q3 2020 | $513,000 | -74.3% | 11,000 | -75.6% | 0.00% | -87.5% |
| Q1 2020 | $1,997,000 | +842.0% | 45,000 | +587.0% | 0.01% | +700.0% |
| Q3 2019 | $212,000 | -76.8% | 6,550 | -72.7% | 0.00% | -75.0% |
| Q1 2019 | $912,000 | -11.4% | 23,985 | -20.2% | 0.00% | 0.0% |
| Q4 2018 | $1,029,000 | -20.4% | 30,049 | +8.1% | 0.00% | -20.0% |
| Q3 2018 | $1,292,000 | +66.3% | 27,787 | +20.7% | 0.01% | +150.0% |
| Q2 2018 | $777,000 | -16.3% | 23,030 | -54.6% | 0.00% | 0.0% |
| Q2 2017 | $928,000 | +141.7% | 50,672 | +28.7% | 0.00% | +100.0% |
| Q1 2017 | $384,000 | -28.5% | 39,372 | +96.9% | 0.00% | -50.0% |
| Q3 2015 | $537,000 | +105.0% | 20,000 | +61.6% | 0.00% | 0.0% |
| Q3 2013 | $262,000 | – | 12,379 | – | 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% |