PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 181 filers reported holding PTC THERAPEUTICS INC in Q3 2021. The put-call ratio across all filers is 0.85 and the average weighting 0.7%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2022 | $0 | – | 1 | -90.9% | 0.00% | – |
Q1 2022 | $0 | -100.0% | 11 | -93.1% | 0.00% | -100.0% |
Q4 2021 | $6,000 | 0.0% | 159 | +0.6% | 0.00% | 0.0% |
Q3 2021 | $6,000 | +200.0% | 158 | +305.1% | 0.00% | – |
Q2 2021 | $2,000 | -95.0% | 39 | -95.4% | 0.00% | -100.0% |
Q1 2021 | $40,000 | +344.4% | 848 | +497.2% | 0.01% | +400.0% |
Q4 2020 | $9,000 | +125.0% | 142 | +86.8% | 0.00% | 0.0% |
Q3 2020 | $4,000 | +100.0% | 76 | +90.0% | 0.00% | – |
Q2 2020 | $2,000 | +100.0% | 40 | +37.9% | 0.00% | – |
Q1 2020 | $1,000 | 0.0% | 29 | +45.0% | 0.00% | – |
Q4 2019 | $1,000 | – | 20 | – | 0.00% | – |
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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% |