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 | $446,000 | -57.8% | 9,931 | -46.9% | 0.04% | -55.8% |
| Q4 2020 | $1,056,000 | -62.4% | 18,685 | -59.9% | 0.09% | +1.2% |
| Q4 2019 | $2,811,000 | -68.3% | 46,546 | -66.3% | 0.08% | -75.3% |
| Q2 2019 | $8,877,000 | +89.8% | 138,126 | +139.6% | 0.34% | +27.4% |
| Q1 2019 | $4,678,000 | +1371.1% | 57,639 | +876.9% | 0.27% | +1587.5% |
| Q4 2018 | $318,000 | -66.1% | 5,900 | -67.6% | 0.02% | -51.5% |
| Q3 2018 | $938,000 | -79.7% | 18,200 | -80.0% | 0.03% | -52.9% |
| Q2 2017 | $4,629,000 | +286.7% | 91,000 | +77.0% | 0.07% | +25.0% |
| Q2 2016 | $1,197,000 | -37.4% | 51,400 | +66.3% | 0.06% | -51.7% |
| Q4 2015 | $1,913,000 | – | 30,900 | – | 0.12% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Tweedy, Browne Co LLC | 3,510,173 | $159,221,447 | 8.52% |
| Bellevue Group AG | 9,233,700 | $418,840,632 | 6.75% |
| Deep Track Capital, LP | 2,834,069 | $128,553,370 | 4.96% |
| BVF INC/IL | 4,004,613 | $181,649,246 | 4.90% |
| Sicart Associates LLC | 203,132 | $9,214,068 | 3.61% |
| Camber Capital Management LP | 2,250,000 | $102,060 | 3.36% |
| Privium Fund Management B.V. | 228,493 | $10,364,443 | 3.08% |
| Orbimed Advisors | 2,169,500 | $98,408,520 | 2.09% |
| SECTOR GAMMA AS | 165,616 | $7,512,342 | 1.92% |
| TANAKA CAPITAL MANAGEMENT INC | 14,612 | $663 | 1.89% |