PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 178 filers reported holding PTC THERAPEUTICS INC in Q4 2021. The put-call ratio across all filers is 1.00 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2024 | $1,434,777 | +11.7% | 49,322 | +5.8% | 0.14% | +4.4% |
| Q4 2023 | $1,284,241 | +59.3% | 46,598 | +29.5% | 0.14% | +38.8% |
| Q3 2023 | $806,155 | -44.7% | 35,973 | +0.4% | 0.10% | -46.4% |
| Q2 2023 | $1,457,125 | +200.0% | 35,828 | +257.3% | 0.18% | +232.7% |
| Q1 2023 | $485,756 | -62.0% | 10,028 | -70.0% | 0.06% | -62.1% |
| Q4 2022 | $1,277,168 | -27.6% | 33,460 | -4.8% | 0.14% | -24.5% |
| Q3 2022 | $1,765,000 | +111.9% | 35,157 | +57.4% | 0.19% | +115.7% |
| Q1 2022 | $833,000 | +170.5% | 22,330 | +189.1% | 0.09% | +169.7% |
| Q4 2021 | $308,000 | -68.0% | 7,723 | -70.2% | 0.03% | -55.4% |
| Q3 2021 | $964,000 | +150.4% | 25,920 | +184.5% | 0.07% | +117.6% |
| Q2 2021 | $385,000 | -85.2% | 9,111 | -83.4% | 0.03% | -85.0% |
| Q1 2021 | $2,602,000 | +97.1% | 54,950 | +154.0% | 0.23% | +130.6% |
| Q4 2020 | $1,320,000 | +34.0% | 21,634 | +2.7% | 0.10% | +55.6% |
| Q3 2020 | $985,000 | – | 21,060 | – | 0.06% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Chubb Ltd | 8,180 | $382,000 | 7.47% |
| Burrage Capital Management LLC | 173,545 | $8,113,000 | 6.40% |
| INTERNATIONAL BIOTECHNOLOGY TRUST PLC | 299,000 | $13,951,000 | 4.50% |
| RTW INVESTMENTS, LP | 3,993,286 | $186,686,000 | 4.50% |
| SECTORAL ASSET MANAGEMENT INC | 669,578 | $31,303,000 | 2.69% |
| Third Security, LLC | 255,873 | $11,962,000 | 2.48% |
| Sofinnova Investments, Inc. | 405,152 | $18,941,000 | 1.40% |
| ARMISTICE CAPITAL, LLC | 724,000 | $33,847,000 | 1.23% |
| Redwood Investments, LLC | 225,355 | $10,535,000 | 0.89% |
| Handelsinvest Investeringsforvaltning | 60,000 | $2,805,000 | 0.53% |