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 | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $312,231 | -24.0% | 8,180 | 0.0% | 1.04% | -31.4% |
| Q3 2022 | $411,000 | +25.3% | 8,180 | 0.0% | 1.52% | +15.0% |
| Q2 2022 | $328,000 | +7.5% | 8,180 | 0.0% | 1.32% | +74.3% |
| Q1 2022 | $305,000 | -6.4% | 8,180 | 0.0% | 0.76% | +6.0% |
| Q4 2021 | $326,000 | +7.2% | 8,180 | 0.0% | 0.72% | -99.3% |
| Q3 2021 | $304,000 | -12.1% | 8,180 | 0.0% | 100.00% | +8056.6% |
| Q2 2021 | $346,000 | -10.6% | 8,180 | 0.0% | 1.23% | +11.9% |
| Q1 2021 | $387,000 | -22.4% | 8,180 | 0.0% | 1.10% | +134.2% |
| Q4 2020 | $499,000 | +30.6% | 8,180 | 0.0% | 0.47% | -93.7% |
| Q3 2020 | $382,000 | -8.0% | 8,180 | 0.0% | 7.47% | +406.6% |
| Q2 2020 | $415,000 | +13.7% | 8,180 | 0.0% | 1.47% | -18.2% |
| Q1 2020 | $365,000 | -7.1% | 8,180 | 0.0% | 1.80% | +7.1% |
| Q4 2019 | $393,000 | +41.9% | 8,180 | 0.0% | 1.68% | +30.5% |
| Q3 2019 | $277,000 | -24.7% | 8,180 | 0.0% | 1.29% | -29.2% |
| Q2 2019 | $368,000 | +19.5% | 8,180 | 0.0% | 1.82% | +778.7% |
| Q1 2019 | $308,000 | +9.6% | 8,180 | 0.0% | 0.21% | +1.5% |
| Q4 2018 | $281,000 | -26.8% | 8,180 | 0.0% | 0.20% | -20.0% |
| Q3 2018 | $384,000 | +39.1% | 8,180 | 0.0% | 0.26% | +119.8% |
| Q2 2018 | $276,000 | +24.9% | 8,180 | 0.0% | 0.12% | +20.8% |
| Q1 2018 | $221,000 | – | 8,180 | – | 0.10% | – |
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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% |