Ionis Pharmaceuticals shares owned by ClearBridge Advisors
Quarter-by-quarter ownership of Ionis Pharmaceuticals (IONS) shares owned by ClearBridge Advisors
from 13F filings
Historical chart of ClearBridge Advisors investment in Ionis Pharmaceuticals
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Quarterly reported holdings in Ionis Pharmaceuticals by ClearBridge Advisors
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2024-09-30 | $68M | 1.7M | 40.06 |
| 2024-06-30 | $103M | 2.2M | 47.66 |
| 2024-03-31 | $194M | 4.5M | 43.35 |
| 2023-12-31 | $238M | 4.7M | 50.59 |
| 2023-09-30 | $220M | 4.8M | 45.36 |
| 2023-06-30 | $213M | 5.2M | 41.03 |
| 2023-03-31 | $193M | 5.4M | 35.74 |
| 2022-12-31 | $205M | 5.4M | 37.77 |
| 2022-09-30 | $255M | 5.8M | 44.23 |
| 2022-06-30 | $222M | 6.0M | 37.02 |
| 2022-03-31 | $240M | 6.5M | 37.04 |
| 2021-12-31 | $179M | 5.9M | 30.43 |
| 2021-09-30 | $246M | 7.3M | 33.54 |
| 2021-06-30 | $272M | 6.8M | 39.89 |
| 2021-03-31 | $333M | 7.4M | 44.96 |
| 2020-12-31 | $391M | 6.9M | 56.54 |
| 2020-09-30 | $345M | 7.3M | 47.45 |
| 2020-06-30 | $452M | 7.7M | 58.96 |
| 2020-03-31 | $380M | 8.0M | 47.28 |
| 2019-12-31 | $484M | 7.9M | 60.89 |
| 2019-09-30 | $557M | 9.3M | 59.91 |
| 2019-06-30 | $611M | 9.5M | 64.27 |
| 2019-03-31 | $771M | 9.5M | 81.17 |
| 2018-12-31 | $561M | 10M | 54.06 |
| 2018-09-30 | $528M | 10M | 51.58 |
| 2018-06-30 | $451M | 11M | 41.67 |
| 2018-03-31 | $481M | 11M | 44.08 |
| 2017-12-31 | $553M | 11M | 50.30 |
| 2017-09-30 | $580M | 11M | 50.70 |
| 2017-06-30 | $602M | 12M | 50.87 |
| 2017-03-31 | $477M | 12M | 40.20 |
| 2016-12-31 | $577M | 12M | 47.83 |
| 2016-09-30 | $397M | 11M | 36.64 |
| 2016-06-30 | $262M | 11M | 23.29 |
| 2016-03-31 | $451M | 11M | 40.50 |
| 2015-12-31 | $587M | 9.5M | 61.93 |