PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 204 filers reported holding PTC THERAPEUTICS INC in Q4 2022. The put-call ratio across all filers is 0.23 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $43 | -46.2% | 1,927 | -1.5% | 0.00% | -33.3% |
| Q2 2023 | $80 | -15.8% | 1,956 | -0.6% | 0.00% | -25.0% |
| Q1 2023 | $95 | +26.7% | 1,967 | -0.4% | 0.00% | +33.3% |
| Q4 2022 | $75 | -99.9% | 1,974 | -14.4% | 0.00% | -40.0% |
| Q3 2022 | $116,000 | -0.9% | 2,305 | -21.2% | 0.01% | +66.7% |
| Q2 2022 | $117,000 | +101.7% | 2,925 | +87.1% | 0.00% | +200.0% |
| Q1 2022 | $58,000 | -19.4% | 1,563 | -13.1% | 0.00% | 0.0% |
| Q4 2021 | $72,000 | +5.9% | 1,799 | -1.6% | 0.00% | -50.0% |
| Q3 2021 | $68,000 | -15.0% | 1,828 | -3.7% | 0.00% | 0.0% |
| Q2 2021 | $80,000 | -11.1% | 1,898 | 0.0% | 0.00% | 0.0% |
| Q1 2021 | $90,000 | -71.6% | 1,898 | -63.5% | 0.00% | -71.4% |
| Q4 2020 | $317,000 | +30.5% | 5,202 | 0.0% | 0.01% | +16.7% |
| Q3 2020 | $243,000 | -8.0% | 5,202 | 0.0% | 0.01% | -14.3% |
| Q2 2020 | $264,000 | +11.9% | 5,202 | -1.5% | 0.01% | 0.0% |
| Q1 2020 | $236,000 | -8.5% | 5,282 | -1.5% | 0.01% | +16.7% |
| Q4 2019 | $258,000 | +38.7% | 5,362 | -2.5% | 0.01% | +50.0% |
| Q3 2019 | $186,000 | -25.6% | 5,500 | -0.8% | 0.00% | -33.3% |
| Q2 2019 | $250,000 | – | 5,547 | – | 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% |