PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 208 filers reported holding PTC THERAPEUTICS INC in Q1 2021. The put-call ratio across all filers is 0.07 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $962 | +8.6% | 42,949 | +97.2% | 0.01% | +57.1% |
| Q2 2023 | $886 | -30.8% | 21,776 | -17.6% | 0.01% | -53.3% |
| Q1 2023 | $1,280 | +695.0% | 26,428 | +526.6% | 0.02% | +650.0% |
| Q4 2022 | $161 | -100.0% | 4,218 | -65.5% | 0.00% | -60.0% |
| Q2 2022 | $489,000 | +147.0% | 12,214 | +129.7% | 0.01% | +400.0% |
| Q1 2022 | $198,000 | -67.9% | 5,317 | -65.6% | 0.00% | -66.7% |
| Q4 2021 | $616,000 | -54.5% | 15,455 | -57.6% | 0.00% | -50.0% |
| Q3 2021 | $1,355,000 | +1088.6% | 36,427 | +1247.2% | 0.01% | +500.0% |
| Q2 2021 | $114,000 | -88.6% | 2,704 | -87.2% | 0.00% | -80.0% |
| Q1 2021 | $1,002,000 | +486.0% | 21,169 | +655.5% | 0.01% | +400.0% |
| Q4 2020 | $171,000 | -76.4% | 2,802 | -81.9% | 0.00% | -80.0% |
| Q3 2020 | $724,000 | +220.4% | 15,488 | +248.2% | 0.01% | +150.0% |
| Q2 2020 | $226,000 | -77.0% | 4,448 | -79.8% | 0.00% | -77.8% |
| Q1 2020 | $984,000 | +140.6% | 22,055 | +158.7% | 0.01% | +125.0% |
| Q4 2019 | $409,000 | +219.5% | 8,524 | +200.1% | 0.00% | +300.0% |
| Q2 2019 | $128,000 | -52.9% | 2,840 | -60.6% | 0.00% | -66.7% |
| Q1 2019 | $272,000 | -4.2% | 7,214 | -14.3% | 0.00% | 0.0% |
| Q2 2018 | $284,000 | -65.9% | 8,415 | -79.8% | 0.00% | -57.1% |
| Q3 2017 | $834,000 | +256.4% | 41,694 | +94.5% | 0.01% | +250.0% |
| Q4 2016 | $234,000 | +110.8% | 21,435 | +416.8% | 0.00% | +100.0% |
| Q3 2015 | $111,000 | -18.4% | 4,148 | +46.8% | 0.00% | 0.0% |
| Q2 2015 | $136,000 | -16.6% | 2,825 | +5.2% | 0.00% | 0.0% |
| Q1 2015 | $163,000 | -69.6% | 2,686 | -74.1% | 0.00% | -66.7% |
| Q4 2014 | $537,000 | +272.9% | 10,375 | +54.9% | 0.00% | +200.0% |
| Q3 2013 | $144,000 | – | 6,698 | – | 0.00% | – |
Download | ||||||
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% |