PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 170 filers reported holding PTC THERAPEUTICS INC in Q4 2018. The put-call ratio across all filers is 1.19 and the average weighting 0.3%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q2 2023 | $97 | -100.0% | 2,403 | -71.5% | 0.00% | – |
Q2 2022 | $337,000 | +512.7% | 8,427 | +559.4% | 0.00% | – |
Q3 2021 | $55,000 | -11.3% | 1,278 | -13.5% | 0.00% | – |
Q2 2021 | $62,000 | -84.2% | 1,478 | -83.2% | 0.00% | -100.0% |
Q1 2020 | $393,000 | -65.0% | 8,816 | -63.1% | 0.00% | -75.0% |
Q3 2018 | $1,123,000 | +702.1% | 23,895 | +474.3% | 0.00% | +300.0% |
Q2 2018 | $140,000 | -31.7% | 4,161 | -66.3% | 0.00% | -88.9% |
Q4 2017 | $205,000 | -69.9% | 12,350 | -63.7% | 0.01% | -67.9% |
Q3 2017 | $681,000 | +37.0% | 34,050 | +25.3% | 0.03% | +27.3% |
Q2 2017 | $497,000 | +452.2% | 27,167 | +195.6% | 0.02% | +450.0% |
Q1 2017 | $90,000 | -61.2% | 9,192 | -56.9% | 0.00% | -71.4% |
Q4 2016 | $232,000 | -86.2% | 21,315 | -82.3% | 0.01% | -87.7% |
Q3 2016 | $1,684,000 | +1503.8% | 120,210 | +3584.0% | 0.11% | +1325.0% |
Q4 2015 | $105,000 | -22.8% | 3,263 | -36.2% | 0.01% | -20.0% |
Q3 2015 | $136,000 | – | 5,112 | – | 0.01% | – |
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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% |