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 | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $806 | -44.9% | 35,945 | 0.0% | 0.01% | -50.0% |
| Q2 2023 | $1,462 | -16.0% | 35,945 | 0.0% | 0.01% | -16.7% |
| Q1 2023 | $1,741 | +21.1% | 35,945 | -4.6% | 0.01% | +9.1% |
| Q4 2022 | $1,438 | -99.9% | 37,676 | -5.5% | 0.01% | -26.7% |
| Q3 2022 | $2,001,000 | +25.3% | 39,859 | 0.0% | 0.02% | +25.0% |
| Q2 2022 | $1,597,000 | +7.4% | 39,859 | 0.0% | 0.01% | +33.3% |
| Q1 2022 | $1,487,000 | -6.9% | 39,859 | 0.0% | 0.01% | +12.5% |
| Q4 2021 | $1,598,000 | +7.8% | 39,859 | 0.0% | 0.01% | 0.0% |
| Q3 2021 | $1,483,000 | -12.0% | 39,859 | 0.0% | 0.01% | -20.0% |
| Q2 2021 | $1,685,000 | +20.4% | 39,859 | +34.8% | 0.01% | +11.1% |
| Q1 2021 | $1,400,000 | – | 29,575 | – | 0.01% | – |
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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% |