PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 202 filers reported holding PTC THERAPEUTICS INC in Q1 2023. The put-call ratio across all filers is 0.81 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $4,429,160 | +15.0% | 91,436 | -9.4% | 0.01% | 0.0% |
| Q4 2022 | $3,852,574 | -5.6% | 100,932 | -7.7% | 0.01% | -15.4% |
| Q1 2022 | $4,082,000 | +22.8% | 109,402 | +31.1% | 0.01% | +18.2% |
| Q4 2021 | $3,323,000 | -17.5% | 83,422 | -23.0% | 0.01% | -35.3% |
| Q3 2021 | $4,030,000 | -61.1% | 108,292 | -55.8% | 0.02% | -65.3% |
| Q2 2021 | $10,349,000 | +3926.8% | 244,832 | +4360.4% | 0.05% | +2350.0% |
| Q3 2020 | $257,000 | -33.4% | 5,489 | -27.8% | 0.00% | -33.3% |
| Q2 2020 | $386,000 | -87.7% | 7,598 | -91.8% | 0.00% | -86.4% |
| Q3 2019 | $3,149,000 | -22.3% | 93,122 | +3.4% | 0.02% | -15.4% |
| Q2 2019 | $4,052,000 | -32.2% | 90,038 | -43.3% | 0.03% | -35.0% |
| Q1 2019 | $5,975,000 | -81.9% | 158,751 | -77.3% | 0.04% | -73.3% |
| Q3 2018 | $32,933,000 | +92.3% | 700,692 | +38.0% | 0.15% | +92.3% |
| Q2 2018 | $17,127,000 | +179.4% | 507,761 | +124.1% | 0.08% | +200.0% |
| Q1 2018 | $6,130,000 | +1929.8% | 226,533 | +1400.2% | 0.03% | +2500.0% |
| Q3 2017 | $302,000 | -93.8% | 15,100 | -96.5% | 0.00% | -96.4% |
| Q3 2016 | $4,861,000 | -43.0% | 426,274 | +204.0% | 0.03% | -59.4% |
| Q1 2015 | $8,532,000 | -11.8% | 140,218 | -25.0% | 0.07% | -22.5% |
| Q4 2014 | $9,676,000 | +785.3% | 186,895 | +346.9% | 0.09% | +641.7% |
| Q2 2014 | $1,093,000 | – | 41,820 | – | 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% |