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 | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $639,000 | -22.0% | 14,204 | -1.9% | 0.01% | -50.0% |
| Q4 2020 | $819,000 | +26.0% | 14,479 | +5.7% | 0.01% | +9.1% |
| Q3 2020 | $650,000 | -18.0% | 13,694 | +1.9% | 0.01% | -26.7% |
| Q2 2020 | $793,000 | +39.6% | 13,445 | +11.9% | 0.02% | +7.1% |
| Q1 2020 | $568,000 | -18.7% | 12,010 | +3.8% | 0.01% | -12.5% |
| Q4 2019 | $699,000 | +5.7% | 11,565 | +4.8% | 0.02% | 0.0% |
| Q3 2019 | $661,000 | -0.8% | 11,038 | +6.5% | 0.02% | -5.9% |
| Q2 2019 | $666,000 | – | 10,365 | – | 0.02% | – |
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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% |