IONIS PHARMACEUTICALS INC's ticker is IONS and the CUSIP is 462222100. A total of 391 filers reported holding IONIS PHARMACEUTICALS INC in Q4 2019. The put-call ratio across all filers is 1.50 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $23,000 | -8.0% | 486 | +14.1% | 0.00% | -33.3% |
| Q2 2020 | $25,000 | -59.0% | 426 | -66.7% | 0.00% | -76.9% |
| Q1 2020 | $61,000 | -35.8% | 1,280 | -19.0% | 0.01% | -48.0% |
| Q4 2019 | $95,000 | -12.8% | 1,580 | -13.4% | 0.02% | -26.5% |
| Q3 2019 | $109,000 | +13.5% | 1,824 | +21.9% | 0.03% | 0.0% |
| Q2 2019 | $96,000 | – | 1,496 | – | 0.03% | – |
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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% |