PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 181 filers reported holding PTC THERAPEUTICS INC in Q3 2021. The put-call ratio across all filers is 0.85 and the average weighting 0.7%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2022 | $1,803,000 | +20.8% | 45,000 | +12.5% | 1.92% | +53.2% |
| Q1 2022 | $1,492,000 | +7.0% | 40,000 | +14.3% | 1.25% | +19.0% |
| Q4 2021 | $1,394,000 | +24.9% | 35,000 | +16.7% | 1.05% | +26.6% |
| Q3 2021 | $1,116,000 | -12.0% | 30,000 | 0.0% | 0.83% | -9.2% |
| Q2 2021 | $1,268,000 | +7.1% | 30,000 | +20.0% | 0.92% | +4.1% |
| Q1 2021 | $1,184,000 | -22.4% | 25,000 | 0.0% | 0.88% | -37.8% |
| Q4 2020 | $1,526,000 | – | 25,000 | – | 1.42% | – |
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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% |