IONIS PHARMACEUTICALS INC's ticker is IONS and the CUSIP is 462222100. A total of 381 filers reported holding IONIS PHARMACEUTICALS INC in Q4 2020. The put-call ratio across all filers is 0.43 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $209,246 | -29.8% | 4,613 | -38.3% | 0.01% | -50.0% |
| Q2 2021 | $298,000 | -8.0% | 7,472 | +3.6% | 0.02% | -13.0% |
| Q1 2021 | $324,000 | +24.6% | 7,209 | +56.5% | 0.02% | 0.0% |
| Q4 2020 | $260,000 | +8566.7% | 4,606 | +8274.5% | 0.02% | – |
| Q1 2020 | $3,000 | 0.0% | 55 | 0.0% | 0.00% | – |
| Q4 2019 | $3,000 | 0.0% | 55 | 0.0% | 0.00% | – |
| Q3 2019 | $3,000 | -62.5% | 55 | -45.0% | 0.00% | -100.0% |
| Q1 2019 | $8,000 | +60.0% | 100 | 0.0% | 0.00% | 0.0% |
| Q4 2018 | $5,000 | 0.0% | 100 | 0.0% | 0.00% | 0.0% |
| Q3 2018 | $5,000 | +25.0% | 100 | 0.0% | 0.00% | 0.0% |
| Q2 2018 | $4,000 | 0.0% | 100 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $4,000 | -60.0% | 100 | -50.0% | 0.00% | -66.7% |
| Q4 2017 | $10,000 | 0.0% | 200 | 0.0% | 0.00% | 0.0% |
| Q3 2017 | $10,000 | – | 200 | – | 0.00% | – |
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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% |