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 | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,554,963 | -86.0% | 69,387 | -69.7% | 0.04% | -83.8% |
| Q1 2023 | $11,101,721 | +799.7% | 229,185 | +644.1% | 0.23% | +612.5% |
| Q2 2022 | $1,234,000 | +249.6% | 30,800 | +224.3% | 0.03% | +220.0% |
| Q3 2021 | $353,000 | +3.5% | 9,497 | +17.7% | 0.01% | -9.1% |
| Q2 2021 | $341,000 | +8.3% | 8,071 | +21.4% | 0.01% | -8.3% |
| Q1 2021 | $315,000 | -65.5% | 6,650 | -63.1% | 0.01% | -80.6% |
| Q2 2020 | $913,000 | -26.9% | 18,000 | -35.7% | 0.06% | -40.4% |
| Q1 2020 | $1,249,000 | +276.2% | 28,000 | +217.8% | 0.10% | +225.0% |
| Q1 2019 | $332,000 | – | 8,811 | – | 0.03% | – |
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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% |