IONIS PHARMACEUTICALS INC's ticker is IONS and the CUSIP is 462222100. A total of 312 filers reported holding IONIS PHARMACEUTICALS INC in Q1 2023. The put-call ratio across all filers is 0.58 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2024 | $5,958 | +9.9% | 125 | 0.0% | 0.00% | – |
| Q1 2024 | $5,419 | -15.0% | 125 | 0.0% | 0.00% | – |
| Q4 2023 | $6,373 | -33.1% | 125 | -40.5% | 0.00% | – |
| Q3 2023 | $9,526 | +10.6% | 210 | 0.0% | 0.00% | – |
| Q2 2023 | $8,616 | +14.8% | 210 | 0.0% | 0.00% | – |
| Q1 2023 | $7,505 | +150000.0% | 210 | +68.0% | 0.00% | – |
| Q4 2022 | $5 | -99.9% | 125 | 0.0% | 0.00% | – |
| Q3 2022 | $6,000 | -45.5% | 125 | -59.2% | 0.00% | – |
| Q2 2022 | $11,000 | -21.4% | 306 | -17.1% | 0.00% | – |
| Q1 2022 | $14,000 | -81.6% | 369 | -85.2% | 0.00% | -100.0% |
| Q4 2021 | $76,000 | +660.0% | 2,490 | +744.1% | 0.00% | – |
| Q3 2021 | $10,000 | -16.7% | 295 | 0.0% | 0.00% | – |
| Q2 2021 | $12,000 | -88.9% | 295 | -88.2% | 0.00% | -100.0% |
| Q1 2021 | $108,000 | – | 2,504 | – | 0.00% | – |
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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% |