IONIS PHARMACEUTICALS INC's ticker is IONS and the CUSIP is 462222100. A total of 359 filers reported holding IONIS PHARMACEUTICALS INC in Q1 2021. The put-call ratio across all filers is 0.54 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $2,547,344,000 | +84.8% | 56,658 | +132.4% | 0.02% | +58.3% |
| Q4 2020 | $1,378,502,000 | +94.7% | 24,381 | +63.4% | 0.01% | +50.0% |
| Q3 2020 | $708,049,000 | -19.5% | 14,922 | 0.0% | 0.01% | -20.0% |
| Q2 2020 | $879,801,000 | +40.7% | 14,922 | +12.8% | 0.01% | +11.1% |
| Q1 2020 | $625,325,000 | -34.9% | 13,226 | -16.8% | 0.01% | 0.0% |
| Q4 2019 | $959,854,000 | +12.1% | 15,889 | +11.2% | 0.01% | -10.0% |
| Q3 2019 | $856,054,000 | -1.8% | 14,289 | +5.3% | 0.01% | 0.0% |
| Q2 2019 | $872,015,000 | – | 13,568 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Bellevue Group AG | 9,930,245 | $396,117,000 | 3.87% |
| Sicart Associates LLC | 368,409 | $14,696,000 | 3.50% |
| Camber Capital Management LP | 2,000,000 | $79,780,000 | 2.69% |
| INTERNATIONAL BIOTECHNOLOGY TRUST PLC | 181,781 | $7,251,000 | 1.91% |
| SECTOR GAMMA AS | 263,488 | $10,511,000 | 1.86% |
| Parkman Healthcare Partners LLC | 136,380 | $5,440,000 | 1.19% |
| Eversept Partners, LP | 442,000 | $17,631,380 | 1.18% |
| Affinity Asset Advisors, LLC | 75,000 | $2,992,000 | 1.07% |
| TANAKA CAPITAL MANAGEMENT INC | 16,661 | $665,000 | 0.90% |
| Sonora Investment Management, LLC | 168,665 | $6,728,000 | 0.88% |