PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 184 filers reported holding PTC THERAPEUTICS INC in Q1 2022. The put-call ratio across all filers is 0.61 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $5,285 | -69.1% | 236 | -44.1% | 0.00% | – |
| Q2 2023 | $17,104 | -36.7% | 422 | -24.2% | 0.00% | – |
| Q1 2023 | $27,015 | +93.0% | 557 | +54.7% | 0.00% | – |
| Q4 2022 | $14,000 | -39.1% | 360 | -21.6% | 0.00% | – |
| Q3 2022 | $23,000 | 0.0% | 459 | -21.7% | 0.00% | – |
| Q2 2022 | $23,000 | -25.8% | 586 | -29.5% | 0.00% | – |
| Q1 2022 | $31,000 | +6.9% | 831 | +11.8% | 0.00% | – |
| Q4 2021 | $29,000 | +31.8% | 743 | +24.5% | 0.00% | – |
| Q3 2021 | $22,000 | 0.0% | 597 | +13.5% | 0.00% | – |
| Q2 2021 | $22,000 | -31.2% | 526 | -20.2% | 0.00% | – |
| Q1 2021 | $32,000 | -22.0% | 659 | -2.2% | 0.00% | – |
| Q4 2020 | $41,000 | -25.5% | 674 | -43.3% | 0.00% | – |
| Q3 2020 | $55,000 | -11.3% | 1,188 | -3.4% | 0.00% | – |
| Q2 2020 | $62,000 | +21.6% | 1,230 | +7.8% | 0.00% | – |
| Q1 2020 | $51,000 | – | 1,141 | – | 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% |