PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 118 filers reported holding PTC THERAPEUTICS INC in Q1 2017. The put-call ratio across all filers is 1.38 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2016 | $1,770,000 | -30.4% | 162,274 | -10.6% | 0.00% | -33.3% |
| Q3 2016 | $2,542,000 | +97.5% | 181,471 | -1.0% | 0.00% | +50.0% |
| Q2 2016 | $1,287,000 | +27.3% | 183,317 | +16.8% | 0.00% | +100.0% |
| Q1 2016 | $1,011,000 | -77.4% | 156,956 | +13.5% | 0.00% | -83.3% |
| Q4 2015 | $4,479,000 | +22.7% | 138,246 | +1.1% | 0.01% | +20.0% |
| Q3 2015 | $3,650,000 | -45.5% | 136,688 | -1.8% | 0.01% | -37.5% |
| Q2 2015 | $6,697,000 | +14.7% | 139,146 | +45.1% | 0.01% | 0.0% |
| Q1 2015 | $5,837,000 | +24.8% | 95,918 | +6.2% | 0.01% | +33.3% |
| Q4 2014 | $4,676,000 | +62.2% | 90,328 | +37.9% | 0.01% | +50.0% |
| Q3 2014 | $2,882,000 | +69.8% | 65,486 | +0.9% | 0.00% | +100.0% |
| Q2 2014 | $1,697,000 | +99.9% | 64,901 | +99.9% | 0.00% | +100.0% |
| Q1 2014 | $849,000 | +83.0% | 32,462 | +18.8% | 0.00% | 0.0% |
| Q4 2013 | $464,000 | -17.9% | 27,331 | +3.8% | 0.00% | 0.0% |
| Q3 2013 | $565,000 | – | 26,325 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| RTW INVESTMENTS, LP | 7,235,196 | $294,255,421 | 5.60% |
| Camber Capital Management LP | 2,500,000 | $101,675 | 3.31% |
| COWEN AND COMPANY, LLC | 799,511 | $32,516,112 | 2.70% |
| ARMISTICE CAPITAL, LLC | 3,236,000 | $131,608,120 | 1.90% |
| SECTORAL ASSET MANAGEMENT INC | 231,696 | $9,423,076 | 1.57% |
| GEORGE KAISER FAMILY FOUNDATION | 53,572 | $7,623,296 | 1.29% |
| Redwood Investments, LLC | 245,578 | $9,987,657 | 1.22% |
| Integral Health Asset Management, LLC | 174,000 | $7,076,580 | 0.88% |
| Sofinnova Investments, Inc. | 260,443 | $10,592,217 | 0.69% |
| SPHERA FUNDS MANAGEMENT LTD. | 100,100 | $4,071,067 | 0.64% |