Ionis Pharmaceuticals shares owned by Ameriprise Financial
Quarter-by-quarter ownership of Ionis Pharmaceuticals (IONS) shares owned by Ameriprise Financial
from 13F filings
Historical chart of Ameriprise Financial investment in Ionis Pharmaceuticals
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Quarterly reported holdings in Ionis Pharmaceuticals by Ameriprise Financial
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $50M | 766k | 65.42 |
| 2025-06-30 | $15M | 368k | 39.51 |
| 2025-03-31 | $11M | 360k | 30.17 |
| 2024-12-31 | $14M | 387k | 34.96 |
| 2024-09-30 | $16M | 398k | 40.06 |
| 2024-06-30 | $419k | 8.8k | 47.66 |
| 2024-03-31 | $679k | 16k | 43.35 |
| 2023-09-30 | $355k | 7.8k | 45.36 |
| 2023-06-30 | $380k | 9.3k | 41.03 |
| 2023-03-31 | $319k | 8.9k | 35.74 |
| 2022-12-31 | $505k | 13k | 37.89 |
| 2022-09-30 | $1.7M | 39k | 43.90 |
| 2022-06-30 | $420k | 11k | 36.91 |
| 2022-03-31 | $467k | 13k | 36.86 |
| 2021-12-31 | $290k | 9.6k | 30.08 |
| 2021-09-30 | $368k | 11k | 33.76 |
| 2021-06-30 | $394k | 9.9k | 39.68 |
| 2021-03-31 | $650k | 15k | 44.92 |
| 2020-12-31 | $865k | 15k | 56.66 |
| 2020-09-30 | $497k | 11k | 47.28 |
| 2020-06-30 | $652k | 11k | 58.96 |
| 2020-03-31 | $471k | 10k | 47.31 |
| 2019-12-31 | $563k | 9.3k | 60.51 |
| 2019-09-30 | $489k | 8.2k | 59.68 |
| 2019-06-30 | $505k | 7.9k | 64.18 |
| 2019-03-31 | $767k | 9.5k | 81.12 |
| 2018-12-31 | $497k | 9.2k | 54.14 |
| 2018-09-30 | $691k | 13k | 51.56 |
| 2018-06-30 | $6.1M | 145k | 41.66 |
| 2018-03-31 | $3.2M | 73k | 44.07 |
| 2017-12-31 | $985k | 20k | 50.42 |
| 2017-09-30 | $456k | 9.0k | 50.79 |
| 2017-06-30 | $953k | 19k | 50.82 |
| 2017-03-31 | $205k | 5.1k | 40.05 |
| 2016-12-31 | $731k | 15k | 47.79 |
| 2015-12-31 | $3.2M | 51k | 61.92 |