PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 134 filers reported holding PTC THERAPEUTICS INC in Q3 2017. The put-call ratio across all filers is 2.52 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2017 | $10,897,000 | +541.4% | 653,284 | +669.7% | 0.57% | +565.1% |
| Q3 2017 | $1,699,000 | -56.8% | 84,880 | -60.4% | 0.09% | -59.6% |
| Q2 2017 | $3,930,000 | -73.2% | 214,380 | -85.6% | 0.21% | -70.7% |
| Q1 2017 | $14,678,000 | +1823.7% | 1,491,722 | +2032.6% | 0.73% | +1323.5% |
| Q4 2016 | $763,000 | +19.8% | 69,950 | +568.4% | 0.05% | +30.8% |
| Q1 2015 | $637,000 | – | 10,466 | – | 0.04% | – |
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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% |