Ionis Pharmaceuticals shares owned by State of Wisconsin Investment Board
Quarter-by-quarter ownership of Ionis Pharmaceuticals (IONS) shares owned by State of Wisconsin Investment Board
from 13F filings
Historical chart of State of Wisconsin Investment Board investment in Ionis Pharmaceuticals
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Quarterly reported holdings in Ionis Pharmaceuticals by State of Wisconsin Investment Board
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $6.3M | 97k | 65.42 |
| 2025-06-30 | $3.8M | 97k | 39.51 |
| 2025-03-31 | $3.3M | 108k | 30.17 |
| 2024-12-31 | $3.5M | 101k | 34.96 |
| 2024-09-30 | $3.5M | 86k | 40.06 |
| 2024-06-30 | $4.2M | 88k | 47.66 |
| 2024-03-31 | $4.0M | 92k | 43.35 |
| 2023-12-31 | $5.2M | 104k | 50.59 |
| 2023-09-30 | $4.8M | 106k | 45.36 |
| 2023-06-30 | $4.5M | 109k | 41.03 |
| 2023-03-31 | $4.1M | 115k | 35.74 |
| 2022-12-31 | $4.8M | 128k | 37.77 |
| 2022-09-30 | $5.7M | 130k | 44.23 |
| 2022-06-30 | $5.1M | 137k | 37.02 |
| 2022-03-31 | $4.2M | 115k | 37.04 |
| 2021-12-31 | $519k | 17k | 30.43 |
| 2021-09-30 | $590k | 18k | 33.56 |
| 2021-06-30 | $668k | 17k | 39.88 |
| 2021-03-31 | $3.2M | 72k | 44.96 |
| 2020-12-31 | $5.7M | 100k | 56.54 |
| 2020-09-30 | $3.6M | 76k | 47.45 |
| 2020-06-30 | $4.5M | 76k | 58.96 |
| 2020-03-31 | $3.3M | 70k | 47.28 |
| 2019-12-31 | $5.3M | 88k | 60.42 |
| 2019-09-30 | $5.4M | 90k | 59.91 |
| 2019-06-30 | $6.0M | 93k | 64.27 |
| 2019-03-31 | $1.9M | 23k | 81.18 |
| 2018-12-31 | $1.3M | 24k | 54.05 |
| 2018-09-30 | $1.2M | 24k | 51.58 |
| 2018-06-30 | $1.0M | 25k | 41.66 |
| 2018-03-31 | $1.1M | 25k | 44.08 |
| 2017-12-31 | $1.3M | 25k | 50.31 |
| 2017-09-30 | $1.3M | 25k | 50.69 |
| 2017-06-30 | $1.3M | 25k | 50.86 |
| 2017-03-31 | $967k | 24k | 40.18 |
| 2016-12-31 | $3.2M | 66k | 47.83 |
| 2016-09-30 | $2.8M | 77k | 36.64 |
| 2016-06-30 | $1.9M | 80k | 23.29 |
| 2016-03-31 | $405k | 10k | 40.50 |
More positions owned by State of Wisconsin Investment Board
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