PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 180 filers reported holding PTC THERAPEUTICS INC in Q3 2023. The put-call ratio across all filers is 0.26 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $0 | -100.0% | 300 | -72.7% | 0.00% | – |
| Q1 2019 | $2,000 | -77.8% | 1,100 | -57.3% | 0.00% | -100.0% |
| Q4 2018 | $9,000 | -64.0% | 2,574 | -40.2% | 0.00% | 0.0% |
| Q3 2018 | $25,000 | -28.6% | 4,307 | -65.7% | 0.00% | -66.7% |
| Q2 2018 | $35,000 | -67.6% | 12,574 | -3.8% | 0.00% | -66.7% |
| Q1 2018 | $108,000 | +4.9% | 13,074 | -74.0% | 0.01% | +125.0% |
| Q4 2017 | $103,000 | -94.9% | 50,301 | -90.7% | 0.00% | -94.7% |
| Q3 2017 | $2,006,000 | +294.9% | 543,786 | +597.0% | 0.08% | +322.2% |
| Q2 2017 | $508,000 | -30.8% | 78,016 | -60.3% | 0.02% | -40.0% |
| Q1 2017 | $734,000 | +4.6% | 196,548 | +1.3% | 0.03% | +20.0% |
| Q4 2016 | $702,000 | -3.4% | 194,070 | -12.4% | 0.02% | -24.2% |
| Q3 2016 | $727,000 | +165.3% | 221,432 | +216.9% | 0.03% | +135.7% |
| Q2 2016 | $274,000 | -41.5% | 69,865 | -54.8% | 0.01% | -54.8% |
| Q1 2016 | $468,000 | -56.5% | 154,585 | +12.4% | 0.03% | -48.3% |
| Q4 2015 | $1,076,000 | – | 137,571 | – | 0.06% | – |
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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% |