Ionis Pharmaceuticals shares owned by Vanguard Group
Quarter-by-quarter ownership of Ionis Pharmaceuticals (IONS) shares owned by Vanguard Group
from 13F filings
Historical chart of Vanguard Group investment in Ionis Pharmaceuticals
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Quarterly reported holdings in Ionis Pharmaceuticals by Vanguard Group
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $1.1B | 17M | 65.42 |
| 2025-06-30 | $660M | 17M | 39.51 |
| 2025-03-31 | $494M | 16M | 30.17 |
| 2024-12-31 | $576M | 17M | 34.96 |
| 2024-09-30 | $603M | 15M | 40.06 |
| 2024-06-30 | $660M | 14M | 47.66 |
| 2024-03-31 | $582M | 13M | 43.35 |
| 2023-12-31 | $719M | 14M | 50.59 |
| 2023-09-30 | $658M | 15M | 45.36 |
| 2023-06-30 | $596M | 15M | 41.03 |
| 2023-03-31 | $500M | 14M | 35.74 |
| 2022-12-31 | $512M | 14M | 37.77 |
| 2022-06-30 | $452M | 12M | 37.02 |
| 2022-03-31 | $448M | 12M | 37.04 |
| 2021-09-30 | $396M | 12M | 33.54 |
| 2021-06-30 | $505M | 13M | 39.89 |
| 2021-03-31 | $567M | 13M | 44.96 |
| 2020-12-31 | $692M | 12M | 56.55 |
| 2020-09-30 | $569M | 12M | 47.45 |
| 2020-06-30 | $726M | 12M | 58.97 |
| 2020-03-31 | $570M | 12M | 47.28 |
| 2019-12-31 | $723M | 12M | 60.41 |
| 2019-09-30 | $732M | 12M | 59.90 |
| 2019-03-31 | $1.0B | 13M | 81.17 |
| 2018-12-31 | $640M | 12M | 54.07 |
| 2018-09-30 | $572M | 11M | 51.57 |
| 2018-06-30 | $456M | 11M | 41.67 |
| 2018-03-31 | $457M | 10M | 44.08 |
| 2017-12-31 | $508M | 10M | 50.30 |
| 2017-09-30 | $504M | 9.9M | 50.71 |
| 2017-06-30 | $501M | 9.9M | 50.87 |
| 2017-03-31 | $379M | 9.4M | 40.20 |
| 2016-12-31 | $433M | 9.1M | 47.85 |
| 2016-09-30 | $322M | 8.8M | 36.64 |
| 2016-06-30 | $205M | 8.8M | 23.29 |
| 2015-12-31 | $511M | 8.3M | 61.93 |