PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 208 filers reported holding PTC THERAPEUTICS INC in Q1 2021. The put-call ratio across all filers is 0.07 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $680,608 | -57.0% | 30,352 | -22.3% | 0.00% | -50.0% |
| Q2 2023 | $1,582,148 | +131.9% | 39,067 | +182.6% | 0.00% | +100.0% |
| Q1 2023 | $682,286 | -59.7% | 13,826 | -69.7% | 0.00% | -50.0% |
| Q4 2022 | $1,690,954 | +110.6% | 45,566 | +189.2% | 0.00% | +100.0% |
| Q3 2022 | $803,000 | -17.1% | 15,758 | -34.7% | 0.00% | 0.0% |
| Q2 2022 | $969,000 | -58.1% | 24,147 | -61.0% | 0.00% | -66.7% |
| Q1 2022 | $2,313,000 | -18.8% | 61,889 | -12.5% | 0.00% | 0.0% |
| Q4 2021 | $2,848,000 | +10.0% | 70,764 | +2.2% | 0.00% | 0.0% |
| Q3 2021 | $2,590,000 | +124.2% | 69,274 | +153.4% | 0.00% | +200.0% |
| Q2 2021 | $1,155,000 | +34.5% | 27,333 | +51.6% | 0.00% | 0.0% |
| Q1 2021 | $859,000 | +97.5% | 18,033 | +155.1% | 0.00% | 0.0% |
| Q4 2020 | $435,000 | -62.5% | 7,070 | -71.1% | 0.00% | -50.0% |
| Q3 2020 | $1,161,000 | +425.3% | 24,426 | +388.6% | 0.00% | +100.0% |
| Q1 2020 | $221,000 | -4.7% | 4,999 | +3.4% | 0.00% | – |
| Q4 2019 | $232,000 | -46.8% | 4,833 | -62.6% | 0.00% | -100.0% |
| Q2 2018 | $436,000 | – | 12,921 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GREAT POINT PARTNERS LLC | 1,750,000 | $84,053,000 | 7.32% |
| RTW INVESTMENTS, LP | 3,832,480 | $184,074,000 | 6.94% |
| Burrage Capital Management LLC | 195,725 | $9,401,000 | 6.30% |
| Asymmetry Capital Management, L.P. | 55,408 | $2,661,000 | 4.77% |
| SECTORAL ASSET MANAGEMENT INC | 328,738 | $15,789,000 | 2.36% |
| ARMISTICE CAPITAL, LLC | 758,000 | $36,407,000 | 2.10% |
| INTERNATIONAL BIOTECHNOLOGY TRUST PLC | 114,000 | $5,470,000 | 1.97% |
| Opaleye Management Inc. | 191,000 | $9,174,000 | 1.80% |
| Sofinnova Investments, Inc. | 517,092 | $24,836,000 | 1.79% |
| Chubb Ltd | 8,180 | $393,000 | 1.68% |