PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 217 filers reported holding PTC THERAPEUTICS INC in Q4 2020. The put-call ratio across all filers is 0.02 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $452,929 | -44.6% | 20,211 | +0.5% | 0.00% | -50.0% |
| Q2 2023 | $817,914 | -23.6% | 20,111 | -9.0% | 0.00% | 0.0% |
| Q1 2023 | $1,070,572 | +26.9% | 22,101 | 0.0% | 0.00% | 0.0% |
| Q4 2022 | $843,595 | -35.5% | 22,101 | -15.2% | 0.00% | -33.3% |
| Q3 2022 | $1,308,000 | +3.2% | 26,061 | -17.7% | 0.00% | 0.0% |
| Q2 2022 | $1,268,000 | +4.2% | 31,661 | -2.9% | 0.00% | +50.0% |
| Q1 2022 | $1,217,000 | -6.3% | 32,611 | 0.0% | 0.00% | 0.0% |
| Q4 2021 | $1,299,000 | +7.1% | 32,611 | 0.0% | 0.00% | 0.0% |
| Q3 2021 | $1,213,000 | -12.0% | 32,611 | 0.0% | 0.00% | -33.3% |
| Q2 2021 | $1,378,000 | +12.6% | 32,611 | +26.1% | 0.00% | +50.0% |
| Q1 2021 | $1,224,000 | -26.8% | 25,857 | -5.7% | 0.00% | -33.3% |
| Q4 2020 | $1,673,000 | +16.7% | 27,417 | -10.6% | 0.00% | 0.0% |
| Q3 2020 | $1,433,000 | -5.9% | 30,657 | +2.2% | 0.00% | -25.0% |
| Q2 2020 | $1,523,000 | +13.7% | 30,007 | 0.0% | 0.00% | 0.0% |
| Q1 2020 | $1,339,000 | -6.6% | 30,007 | +0.6% | 0.00% | +33.3% |
| Q4 2019 | $1,433,000 | +42.0% | 29,827 | 0.0% | 0.00% | 0.0% |
| Q3 2019 | $1,009,000 | -24.8% | 29,827 | 0.0% | 0.00% | 0.0% |
| Q2 2019 | $1,342,000 | +36.8% | 29,827 | +14.5% | 0.00% | 0.0% |
| Q1 2019 | $981,000 | +9.7% | 26,057 | 0.0% | 0.00% | 0.0% |
| Q4 2018 | $894,000 | -27.0% | 26,057 | 0.0% | 0.00% | 0.0% |
| Q3 2018 | $1,225,000 | +39.4% | 26,057 | 0.0% | 0.00% | +50.0% |
| Q2 2018 | $879,000 | +46.7% | 26,057 | +17.7% | 0.00% | 0.0% |
| Q1 2018 | $599,000 | +62.3% | 22,137 | 0.0% | 0.00% | +100.0% |
| Q4 2017 | $369,000 | -16.1% | 22,137 | +0.7% | 0.00% | 0.0% |
| Q3 2017 | $440,000 | +9.2% | 21,987 | 0.0% | 0.00% | 0.0% |
| Q2 2017 | $403,000 | +95.6% | 21,987 | +4.8% | 0.00% | 0.0% |
| Q1 2017 | $206,000 | -10.0% | 20,974 | 0.0% | 0.00% | 0.0% |
| Q4 2016 | $229,000 | -22.1% | 20,974 | 0.0% | 0.00% | 0.0% |
| Q3 2016 | $294,000 | +100.0% | 20,974 | 0.0% | 0.00% | – |
| Q2 2016 | $147,000 | +11.4% | 20,974 | +2.1% | 0.00% | -100.0% |
| Q1 2016 | $132,000 | -80.2% | 20,538 | 0.0% | 0.00% | -50.0% |
| Q4 2015 | $665,000 | +26.9% | 20,538 | +4.7% | 0.00% | 0.0% |
| Q3 2015 | $524,000 | -41.8% | 19,612 | +4.8% | 0.00% | -33.3% |
| Q2 2015 | $901,000 | -5.0% | 18,722 | +20.2% | 0.00% | 0.0% |
| Q1 2015 | $948,000 | +29.9% | 15,578 | +10.5% | 0.00% | +50.0% |
| Q4 2014 | $730,000 | +17.6% | 14,100 | 0.0% | 0.00% | 0.0% |
| Q3 2014 | $621,000 | +68.3% | 14,100 | 0.0% | 0.00% | +100.0% |
| Q2 2014 | $369,000 | – | 14,100 | – | 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% |