Ionis Pharmaceuticals shares owned by T. Rowe Price Associates
Quarter-by-quarter ownership of Ionis Pharmaceuticals (IONS) shares owned by T. Rowe Price Associates
from 13F filings
Historical chart of T. Rowe Price Associates investment in Ionis Pharmaceuticals
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Quarterly reported holdings in Ionis Pharmaceuticals by T. Rowe Price Associates
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2023-12-31 | $215M | 4.3M | 50.59 |
| 2023-09-30 | $171M | 3.8M | 45.36 |
| 2023-06-30 | $157M | 3.8M | 41.03 |
| 2023-03-31 | $141M | 3.9M | 35.74 |
| 2022-12-31 | $162M | 4.3M | 37.77 |
| 2022-03-31 | $532M | 14M | 37.04 |
| 2021-12-31 | $380M | 13M | 30.43 |
| 2021-09-30 | $394M | 12M | 33.54 |
| 2021-06-30 | $489M | 12M | 39.89 |
| 2021-03-31 | $566M | 13M | 44.96 |
| 2020-12-31 | $742M | 13M | 56.54 |
| 2020-09-30 | $509M | 11M | 47.45 |
| 2020-06-30 | $508M | 8.6M | 58.96 |
| 2020-03-31 | $178M | 3.8M | 47.28 |
| 2019-12-31 | $113M | 1.9M | 60.41 |
| 2019-09-30 | $117M | 1.9M | 59.91 |
| 2019-06-30 | $128M | 2.0M | 64.27 |
| 2019-03-31 | $200M | 2.5M | 81.17 |
| 2018-12-31 | $62M | 1.1M | 54.06 |
| 2018-09-30 | $57M | 1.1M | 51.58 |
| 2018-06-30 | $50M | 1.2M | 41.67 |
| 2018-03-31 | $59M | 1.3M | 44.08 |
| 2017-12-31 | $70M | 1.4M | 50.30 |
| 2017-06-30 | $58M | 1.1M | 50.87 |
| 2017-03-31 | $75M | 1.9M | 40.20 |
| 2016-12-31 | $91M | 1.9M | 47.83 |
| 2016-09-30 | $38M | 1.0M | 36.64 |
| 2016-06-30 | $31M | 1.3M | 23.29 |
| 2016-03-31 | $53M | 1.3M | 40.50 |
| 2015-12-31 | $87M | 1.4M | 61.93 |