PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 182 filers reported holding PTC THERAPEUTICS INC in Q1 2019. The put-call ratio across all filers is 0.82 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $19,000 | -60.4% | 391 | -71.9% | 0.00% | – |
| Q3 2019 | $48,000 | -23.8% | 1,392 | -0.1% | 0.00% | – |
| Q2 2019 | $63,000 | +21.2% | 1,393 | -0.1% | 0.00% | – |
| Q1 2019 | $52,000 | +300.0% | 1,395 | +283.2% | 0.00% | – |
| Q4 2018 | $13,000 | -23.5% | 364 | -0.8% | 0.00% | – |
| Q3 2018 | $17,000 | +41.7% | 367 | -15.0% | 0.00% | – |
| Q2 2018 | $12,000 | 0.0% | 432 | 0.0% | 0.00% | – |
| Q1 2018 | $12,000 | +50.0% | 432 | -1.1% | 0.00% | – |
| Q4 2017 | $8,000 | -55.6% | 437 | -52.6% | 0.00% | – |
| Q3 2017 | $18,000 | -91.1% | 922 | -91.6% | 0.00% | -100.0% |
| Q2 2017 | $202,000 | +94.2% | 11,029 | +4.8% | 0.00% | +100.0% |
| Q1 2017 | $104,000 | +3366.7% | 10,521 | +4211.9% | 0.00% | – |
| Q4 2016 | $3,000 | -25.0% | 244 | -11.9% | 0.00% | – |
| Q3 2016 | $4,000 | +100.0% | 277 | 0.0% | 0.00% | – |
| Q2 2016 | $2,000 | 0.0% | 277 | -4.2% | 0.00% | – |
| Q1 2016 | $2,000 | -80.0% | 289 | -7.4% | 0.00% | – |
| Q4 2015 | $10,000 | +25.0% | 312 | +2.6% | 0.00% | – |
| Q3 2015 | $8,000 | – | 304 | – | 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% |