IONIS PHARMACEUTICALS INC's ticker is IONS and the CUSIP is 462222100. A total of 306 filers reported holding IONIS PHARMACEUTICALS INC in Q1 2023. The put-call ratio across all filers is 0.70 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $12,491,445 | +2316.1% | 330,724 | +2727.4% | 0.07% | +2133.3% |
| Q3 2022 | $517,000 | -91.7% | 11,697 | -91.1% | 0.00% | -96.6% |
| Q3 2020 | $6,245,000 | +1076.1% | 131,618 | +1072.5% | 0.09% | +304.5% |
| Q1 2020 | $531,000 | +53.9% | 11,225 | +96.3% | 0.02% | +100.0% |
| Q4 2019 | $345,000 | – | 5,717 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Bellevue Group AG | 9,463,400 | $418,566,000 | 6.01% |
| Tweedy, Browne Co LLC | 2,722,988 | $120,438,000 | 5.30% |
| BVF INC/IL | 2,872,953 | $127,071,000 | 5.25% |
| Sicart Associates LLC | 253,976 | $11,233,000 | 3.98% |
| Parkman Healthcare Partners LLC | 241,945 | $10,701,000 | 3.04% |
| Camber Capital Management LP | 1,925,000 | $85,143,000 | 2.61% |
| Privium Fund Management B.V. | 148,807 | $6,589,000 | 2.39% |
| SECTOR GAMMA AS | 164,223 | $7,264,000 | 1.87% |
| HANSEATIC MANAGEMENT SERVICES INC | 10,993 | $486,000 | 1.31% |
| BRANDYWINE MANAGERS, LLC | 8,460 | $374,000 | 1.23% |