PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 184 filers reported holding PTC THERAPEUTICS INC in Q1 2022. The put-call ratio across all filers is 0.61 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $4,641,514 | -45.7% | 207,118 | -1.5% | 0.00% | -50.0% |
| Q2 2023 | $8,553,633 | -4.9% | 210,318 | +13.2% | 0.01% | 0.0% |
| Q1 2023 | $8,997,488 | +16.3% | 185,745 | -8.4% | 0.01% | -14.3% |
| Q4 2022 | $7,738,891 | -10.6% | 202,748 | +17.6% | 0.01% | +16.7% |
| Q3 2022 | $8,658,000 | +14.9% | 172,458 | -8.3% | 0.01% | 0.0% |
| Q2 2022 | $7,536,000 | +444.1% | 188,105 | +406.8% | 0.01% | +500.0% |
| Q1 2022 | $1,385,000 | -73.8% | 37,116 | -72.1% | 0.00% | -66.7% |
| Q4 2021 | $5,292,000 | +87.5% | 132,868 | +75.2% | 0.00% | +50.0% |
| Q3 2021 | $2,823,000 | -44.8% | 75,856 | -37.3% | 0.00% | -33.3% |
| Q2 2021 | $5,117,000 | +34.4% | 121,066 | +50.6% | 0.00% | +50.0% |
| Q1 2021 | $3,807,000 | +173.1% | 80,405 | +252.2% | 0.00% | +100.0% |
| Q4 2020 | $1,394,000 | -59.1% | 22,832 | -68.6% | 0.00% | -50.0% |
| Q3 2020 | $3,405,000 | -37.3% | 72,808 | -32.0% | 0.00% | -50.0% |
| Q2 2020 | $5,433,000 | +14.2% | 107,069 | +0.4% | 0.00% | 0.0% |
| Q1 2020 | $4,756,000 | -19.1% | 106,598 | -12.9% | 0.00% | 0.0% |
| Q4 2019 | $5,876,000 | +56.1% | 122,339 | +9.9% | 0.00% | +33.3% |
| Q3 2019 | $3,764,000 | +332.6% | 111,317 | +476.1% | 0.00% | – |
| Q2 2019 | $870,000 | -92.0% | 19,322 | -93.3% | 0.00% | -100.0% |
| Q1 2019 | $10,900,000 | +68.3% | 289,573 | +53.5% | 0.01% | +66.7% |
| Q4 2018 | $6,476,000 | +855.2% | 188,703 | +1207.0% | 0.01% | – |
| Q3 2018 | $678,000 | -9.0% | 14,438 | -34.6% | 0.00% | – |
| Q2 2018 | $745,000 | -94.4% | 22,072 | -95.5% | 0.00% | -100.0% |
| Q1 2018 | $13,240,000 | +498.0% | 489,246 | +268.6% | 0.01% | +1000.0% |
| Q4 2017 | $2,214,000 | +53.8% | 132,740 | +84.4% | 0.00% | 0.0% |
| Q3 2017 | $1,440,000 | +52.4% | 71,968 | +39.6% | 0.00% | 0.0% |
| Q2 2017 | $945,000 | +175.5% | 51,538 | +48.0% | 0.00% | – |
| Q1 2017 | $343,000 | -69.9% | 34,831 | -66.6% | 0.00% | -100.0% |
| Q4 2016 | $1,138,000 | +130.4% | 104,363 | +195.8% | 0.00% | – |
| Q3 2016 | $494,000 | +282.9% | 35,282 | +91.5% | 0.00% | – |
| Q2 2016 | $129,000 | -46.2% | 18,425 | -50.6% | 0.00% | – |
| Q1 2016 | $240,000 | -59.5% | 37,312 | +104.1% | 0.00% | -100.0% |
| Q4 2015 | $592,000 | -62.6% | 18,277 | -69.1% | 0.00% | 0.0% |
| Q3 2015 | $1,581,000 | +129.5% | 59,201 | +313.4% | 0.00% | – |
| Q2 2015 | $689,000 | -7.1% | 14,322 | +17.5% | 0.00% | -100.0% |
| Q1 2015 | $742,000 | -9.1% | 12,192 | -22.7% | 0.00% | 0.0% |
| Q4 2014 | $816,000 | +251.7% | 15,769 | +198.8% | 0.00% | – |
| Q3 2014 | $232,000 | +26.1% | 5,277 | -25.0% | 0.00% | – |
| Q2 2014 | $184,000 | -16.7% | 7,036 | -16.7% | 0.00% | – |
| Q1 2014 | $221,000 | +39.0% | 8,446 | -9.7% | 0.00% | – |
| Q4 2013 | $159,000 | +63.9% | 9,355 | +107.9% | 0.00% | – |
| Q3 2013 | $97,000 | – | 4,500 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Ayer Capital Management, LP | 416,666 | $7,153,000 | 38.92% |
| Novo Holdings A/S | 747,359 | $11,210,000 | 2.78% |
| Bain Capital Public Equity Management, LLC | 2,333,333 | $50,073,000 | 1.26% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 845,027 | $18,134,000 | 0.84% |
| HealthCor Management, L.P. | 732,200 | $15,713,000 | 0.84% |
| RA Capital Management | 300,000 | $6,438,000 | 0.67% |
| Catalyst Capital Advisors LLC | 30,666 | $658,000 | 0.36% |
| CR Intrinsic Investors, LLC | 119,237 | $2,559,000 | 0.08% |
| Weiss Multi-Strategy Advisers LLC | 284,130 | $6,098,000 | 0.07% |
| SECTORAL ASSET MANAGEMENT INC | 57,519 | $1,234,000 | 0.06% |