PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 185 filers reported holding PTC THERAPEUTICS INC in Q2 2021. The put-call ratio across all filers is 0.52 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $20,412,277 | +376.6% | 421,393 | +275.6% | 0.28% | +387.7% |
| Q4 2022 | $4,282,712 | -89.1% | 112,201 | -85.6% | 0.06% | -89.6% |
| Q3 2022 | $39,183,000 | +298.8% | 780,537 | +218.2% | 0.55% | +262.9% |
| Q2 2022 | $9,825,000 | +26.3% | 245,260 | +17.6% | 0.15% | +19.8% |
| Q1 2022 | $7,779,000 | -63.6% | 208,493 | -61.1% | 0.13% | -58.8% |
| Q4 2021 | $21,347,000 | +2.5% | 535,944 | -4.3% | 0.31% | -10.0% |
| Q3 2021 | $20,830,000 | +43.5% | 559,794 | +63.0% | 0.34% | +25.5% |
| Q2 2021 | $14,518,000 | +17.2% | 343,451 | +31.3% | 0.27% | -1.5% |
| Q1 2021 | $12,384,000 | +68.4% | 261,534 | +117.1% | 0.28% | +41.0% |
| Q4 2020 | $7,352,000 | -46.3% | 120,471 | -58.8% | 0.20% | -56.5% |
| Q3 2020 | $13,680,000 | +48.4% | 292,610 | +61.0% | 0.45% | +22.7% |
| Q2 2020 | $9,220,000 | -12.2% | 181,710 | -22.8% | 0.36% | -51.3% |
| Q1 2020 | $10,496,000 | -31.1% | 235,286 | -25.8% | 0.75% | +20.6% |
| Q4 2019 | $15,236,000 | – | 317,226 | – | 0.62% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Burrage Capital Management LLC | 161,083 | $9,831,000 | 7.49% |
| INTERNATIONAL BIOTECHNOLOGY TRUST PLC | 333,000 | $20,323,000 | 5.55% |
| RTW INVESTMENTS, LP | 4,221,836 | $257,659,000 | 4.32% |
| GEORGE KAISER FAMILY FOUNDATION | 90,011 | $10,766,000 | 2.85% |
| SECTORAL ASSET MANAGEMENT INC | 603,978 | $36,861,000 | 2.60% |
| Redwood Investments, LLC | 364,837 | $22,266,000 | 1.90% |
| ARMISTICE CAPITAL, LLC | 716,000 | $43,697,000 | 1.49% |
| CM Management, LLC | 25,000 | $1,526,000 | 1.42% |
| Third Security, LLC | 237,015 | $14,465,000 | 1.32% |
| Sofinnova Investments, Inc. | 316,478 | $19,315,000 | 1.15% |