IONIS PHARMACEUTICALS INC's ticker is IONS and the CUSIP is 462222100. A total of 337 filers reported holding IONIS PHARMACEUTICALS INC in Q4 2015. The put-call ratio across all filers is 1.21 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2017 | $55,957,000 | -36.7% | 1,100 | -50.0% | 0.01% | -35.3% |
| Q1 2017 | $88,440,000 | -80.1% | 2,200 | -76.3% | 0.02% | -80.2% |
| Q4 2016 | $444,819,000 | +26.5% | 9,300 | -3.1% | 0.09% | +41.0% |
| Q3 2016 | $351,744,000 | +30.2% | 9,600 | -17.2% | 0.06% | +29.8% |
| Q2 2016 | $270,164,000 | -45.3% | 11,600 | -4.9% | 0.05% | -48.9% |
| Q1 2016 | $494,100,000 | -34.6% | 12,200 | 0.0% | 0.09% | -29.2% |
| Q4 2015 | $755,546,000 | – | 12,200 | – | 0.13% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Bellevue Group AG | 9,347,926 | $313,529,000 | 3.18% |
| Sicart Associates LLC | 291,254 | $9,769,000 | 2.66% |
| Camber Capital Management LP | 2,500,000 | $83,850,000 | 2.58% |
| SECTOR GAMMA AS | 263,870 | $8,850,000 | 1.76% |
| Parkman Healthcare Partners LLC | 136,380 | $4,574,000 | 1.16% |
| Eversept Partners, LP | 450,501 | $15,109,804 | 1.05% |
| SPHERA FUNDS MANAGEMENT LTD. | 350,000 | $11,739,000 | 0.99% |
| TANAKA CAPITAL MANAGEMENT INC | 16,661 | $559,000 | 0.80% |
| Sonora Investment Management, LLC | 163,703 | $5,491,000 | 0.69% |
| ARK Investment Management | 8,511,384 | $285,472,000 | 0.69% |