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 | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $765,000 | +13.5% | 16,150 | +46.8% | 0.00% | +100.0% |
| Q4 2020 | $674,000 | +31.4% | 11,000 | 0.0% | 0.00% | 0.0% |
| Q3 2020 | $513,000 | -74.3% | 11,000 | -75.6% | 0.00% | -87.5% |
| Q1 2020 | $1,997,000 | +842.0% | 45,000 | +587.0% | 0.01% | +700.0% |
| Q3 2019 | $212,000 | -76.8% | 6,550 | -72.7% | 0.00% | -75.0% |
| Q1 2019 | $912,000 | -11.4% | 23,985 | -20.2% | 0.00% | 0.0% |
| Q4 2018 | $1,029,000 | -20.4% | 30,049 | +8.1% | 0.00% | -20.0% |
| Q3 2018 | $1,292,000 | +66.3% | 27,787 | +20.7% | 0.01% | +150.0% |
| Q2 2018 | $777,000 | -16.3% | 23,030 | -54.6% | 0.00% | 0.0% |
| Q2 2017 | $928,000 | +141.7% | 50,672 | +28.7% | 0.00% | +100.0% |
| Q1 2017 | $384,000 | -28.5% | 39,372 | +96.9% | 0.00% | -50.0% |
| Q3 2015 | $537,000 | +105.0% | 20,000 | +61.6% | 0.00% | 0.0% |
| Q3 2013 | $262,000 | – | 12,379 | – | 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% |