PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 180 filers reported holding PTC THERAPEUTICS INC in Q3 2023. The put-call ratio across all filers is 0.26 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $8,472,302 | -1.9% | 378,059 | +78.0% | 0.03% | 0.0% |
| Q2 2023 | $8,638,593 | +93777.3% | 212,407 | +11.8% | 0.03% | -17.5% |
| Q1 2023 | $9,202 | +27.8% | 189,973 | +0.7% | 0.04% | +11.1% |
| Q4 2022 | $7,198 | -99.9% | 188,588 | +22.3% | 0.04% | -10.0% |
| Q3 2022 | $7,737,000 | +19.0% | 154,142 | -5.0% | 0.04% | +14.3% |
| Q2 2022 | $6,499,000 | +18.2% | 162,235 | +10.1% | 0.04% | +29.6% |
| Q1 2022 | $5,496,000 | -0.3% | 147,318 | +6.4% | 0.03% | +3.8% |
| Q4 2021 | $5,514,000 | +13.4% | 138,461 | +5.9% | 0.03% | 0.0% |
| Q3 2021 | $4,864,000 | +1.7% | 130,740 | +15.5% | 0.03% | -3.7% |
| Q2 2021 | $4,782,000 | +3578.5% | 113,147 | +3959.8% | 0.03% | +2600.0% |
| Q3 2020 | $130,000 | -7.8% | 2,787 | 0.0% | 0.00% | 0.0% |
| Q2 2020 | $141,000 | -7.2% | 2,787 | -18.0% | 0.00% | -50.0% |
| Q1 2020 | $152,000 | -6.7% | 3,397 | 0.0% | 0.00% | 0.0% |
| Q4 2019 | $163,000 | +40.5% | 3,397 | -1.4% | 0.00% | 0.0% |
| Q3 2019 | $116,000 | -27.0% | 3,444 | -2.7% | 0.00% | 0.0% |
| Q2 2019 | $159,000 | +19.5% | 3,540 | 0.0% | 0.00% | 0.0% |
| Q1 2019 | $133,000 | -38.4% | 3,540 | -43.9% | 0.00% | -50.0% |
| Q4 2018 | $216,000 | -27.0% | 6,307 | 0.0% | 0.00% | 0.0% |
| Q3 2018 | $296,000 | – | 6,307 | – | 0.00% | – |
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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% |