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 | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $91 | -99.8% | 172,500 | +522.7% | 0.01% | +200.0% |
| Q4 2019 | $51,000 | -81.0% | 27,700 | -49.5% | 0.00% | -85.7% |
| Q2 2019 | $269,000 | +691.2% | 54,800 | +43.8% | 0.02% | +950.0% |
| Q1 2018 | $34,000 | -94.1% | 38,100 | -95.7% | 0.00% | -92.9% |
| Q3 2017 | $573,000 | -56.3% | 884,500 | -9.9% | 0.03% | -65.4% |
| Q1 2017 | $1,312,000 | – | 981,507 | +3889.9% | 0.08% | – |
| Q2 2016 | $0 | -100.0% | 24,600 | +0.8% | 0.00% | -100.0% |
| Q1 2016 | $8,000 | -98.0% | 24,400 | -63.1% | 0.00% | -95.0% |
| Q4 2015 | $402,000 | -13.9% | 66,200 | +0.8% | 0.02% | -20.0% |
| Q3 2015 | $467,000 | +159.4% | 65,700 | +544.1% | 0.02% | +127.3% |
| Q2 2015 | $180,000 | – | 10,200 | – | 0.01% | – |
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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% |