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 | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,194,139 | -50.5% | 26,974 | -54.1% | 0.03% | -46.9% |
| Q2 2023 | $2,410,512 | +11.9% | 58,750 | -2.5% | 0.05% | +8.9% |
| Q1 2023 | $2,153,728 | +309.5% | 60,261 | +414.6% | 0.04% | +350.0% |
| Q1 2021 | $526,000 | +20.9% | 11,710 | +52.4% | 0.01% | +25.0% |
| Q4 2020 | $435,000 | -24.9% | 7,685 | -37.0% | 0.01% | -38.5% |
| Q3 2020 | $579,000 | -30.0% | 12,206 | -12.9% | 0.01% | -31.6% |
| Q2 2020 | $827,000 | -11.3% | 14,019 | -28.9% | 0.02% | -29.6% |
| Q1 2020 | $932,000 | -31.5% | 19,718 | -12.4% | 0.03% | -12.9% |
| Q4 2019 | $1,360,000 | -10.5% | 22,499 | -11.3% | 0.03% | -16.2% |
| Q3 2019 | $1,519,000 | – | 25,363 | – | 0.04% | – |
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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% |