PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 202 filers reported holding PTC THERAPEUTICS INC in Q1 2023. The put-call ratio across all filers is 0.81 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $2,474,086 | -16.2% | 110,401 | +52.1% | 0.01% | -16.7% |
| Q2 2023 | $2,951,422 | -9.0% | 72,570 | +8.4% | 0.01% | -14.3% |
| Q1 2023 | $3,243,494 | +36.2% | 66,959 | +7.3% | 0.01% | +40.0% |
| Q4 2022 | $2,381,579 | +267.0% | 62,394 | +383.0% | 0.01% | +150.0% |
| Q3 2022 | $649,000 | +34.9% | 12,919 | +7.5% | 0.00% | +100.0% |
| Q2 2022 | $481,000 | -64.2% | 12,015 | -66.6% | 0.00% | -66.7% |
| Q1 2022 | $1,342,000 | +545.2% | 35,975 | +588.3% | 0.00% | – |
| Q4 2021 | $208,000 | -4.1% | 5,227 | +14.1% | 0.00% | – |
| Q1 2021 | $217,000 | -66.9% | 4,583 | -57.4% | 0.00% | -100.0% |
| Q4 2020 | $656,000 | -49.5% | 10,755 | -61.3% | 0.00% | -50.0% |
| Q3 2020 | $1,299,000 | -67.0% | 27,784 | -64.2% | 0.00% | -66.7% |
| Q2 2020 | $3,942,000 | +2.0% | 77,682 | -10.4% | 0.01% | -14.3% |
| Q1 2020 | $3,866,000 | -9.8% | 86,658 | -2.9% | 0.01% | +40.0% |
| Q4 2019 | $4,284,000 | +261.5% | 89,204 | +154.7% | 0.01% | +400.0% |
| Q3 2019 | $1,185,000 | -56.6% | 35,029 | -42.2% | 0.00% | -66.7% |
| Q2 2019 | $2,728,000 | -70.1% | 60,613 | -75.0% | 0.00% | -70.0% |
| Q1 2019 | $9,133,000 | +5.2% | 242,628 | -4.0% | 0.01% | 0.0% |
| Q4 2018 | $8,678,000 | +66.0% | 252,860 | +127.3% | 0.01% | +100.0% |
| Q3 2018 | $5,229,000 | +243.8% | 111,258 | +146.7% | 0.01% | +150.0% |
| Q2 2018 | $1,521,000 | +219.5% | 45,104 | +156.6% | 0.00% | +100.0% |
| Q1 2018 | $476,000 | +22.4% | 17,578 | -24.6% | 0.00% | – |
| Q4 2017 | $389,000 | -73.6% | 23,325 | -68.3% | 0.00% | -100.0% |
| Q3 2017 | $1,473,000 | +58.9% | 73,614 | +45.6% | 0.00% | +100.0% |
| Q2 2017 | $927,000 | +672.5% | 50,554 | +313.6% | 0.00% | – |
| Q1 2017 | $120,000 | -78.2% | 12,224 | -85.7% | 0.00% | -100.0% |
| Q1 2016 | $550,000 | -56.9% | 85,397 | +78.6% | 0.00% | -66.7% |
| Q3 2015 | $1,277,000 | -72.3% | 47,823 | -50.0% | 0.00% | -66.7% |
| Q2 2015 | $4,607,000 | -8.0% | 95,723 | +16.3% | 0.01% | -18.2% |
| Q1 2015 | $5,006,000 | +84.6% | 82,276 | +57.1% | 0.01% | +83.3% |
| Q4 2014 | $2,712,000 | +44.3% | 52,376 | +22.7% | 0.01% | +20.0% |
| Q3 2014 | $1,879,000 | – | 42,700 | – | 0.01% | – |
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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% |