PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 178 filers reported holding PTC THERAPEUTICS INC in Q4 2021. The put-call ratio across all filers is 1.00 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $14,144,000 | -26.8% | 355,100 | -31.6% | 0.06% | -34.1% |
| Q3 2021 | $19,327,000 | -31.2% | 519,400 | -21.8% | 0.08% | -32.5% |
| Q2 2021 | $28,072,000 | +833.6% | 664,115 | +945.7% | 0.13% | +800.0% |
| Q1 2021 | $3,007,000 | -94.8% | 63,509 | -93.3% | 0.01% | -95.0% |
| Q4 2020 | $57,795,000 | +12.8% | 947,000 | -13.6% | 0.28% | +7.6% |
| Q3 2020 | $51,230,000 | -34.9% | 1,095,829 | -29.4% | 0.26% | -49.0% |
| Q2 2020 | $78,737,000 | +22.5% | 1,551,774 | +7.7% | 0.51% | -1.5% |
| Q1 2020 | $64,266,000 | -18.7% | 1,440,600 | -12.5% | 0.52% | +25.5% |
| Q4 2019 | $79,043,000 | -16.2% | 1,645,701 | -41.0% | 0.42% | -28.2% |
| Q3 2019 | $94,311,000 | -21.0% | 2,788,607 | +5.1% | 0.58% | -7.2% |
| Q2 2019 | $119,360,000 | +9.1% | 2,652,447 | -8.7% | 0.62% | +25.8% |
| Q1 2019 | $109,359,000 | +117.5% | 2,905,393 | +98.3% | 0.50% | +102.4% |
| Q4 2018 | $50,273,000 | +1103.3% | 1,464,817 | +1547.7% | 0.24% | +1341.2% |
| Q3 2018 | $4,178,000 | -47.8% | 88,900 | -77.8% | 0.02% | -52.8% |
| Q3 2017 | $8,004,000 | +1744.2% | 400,000 | +1587.8% | 0.04% | +1700.0% |
| Q2 2017 | $434,000 | -94.8% | 23,700 | -97.2% | 0.00% | -95.7% |
| Q1 2017 | $8,371,000 | +5753.8% | 850,698 | +8240.2% | 0.05% | +4500.0% |
| Q3 2016 | $143,000 | -99.2% | 10,200 | -98.5% | 0.00% | -99.3% |
| Q3 2015 | $18,071,000 | +140.2% | 676,800 | +333.0% | 0.14% | +171.2% |
| Q2 2015 | $7,523,000 | -14.0% | 156,300 | -7.5% | 0.05% | -14.8% |
| Q4 2014 | $8,749,000 | +27.0% | 169,000 | +8.0% | 0.06% | +17.3% |
| Q3 2014 | $6,888,000 | – | 156,500 | – | 0.05% | – |
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% |