Ionis Pharmaceuticals shares owned by Dr. Jeffrey R. Jay, M.D.
Quarter-by-quarter ownership of Ionis Pharmaceuticals (IONS) shares owned by Dr. Jeffrey R. Jay, M.D.
from 13F filings
Historical chart of Dr. Jeffrey R. Jay, M.D. investment in Ionis Pharmaceuticals
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Quarterly reported holdings in Ionis Pharmaceuticals by Dr. Jeffrey R. Jay, M.D.
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $5.2M | 80k | 65.42 |
| 2025-06-30 | $20M | 500k | 39.51 |
| 2025-03-31 | $7.5M | 250k | 30.17 |
| 2024-12-31 | $18M | 505k | 34.96 |
| 2024-09-30 | $10M | 255k | 40.06 |
| 2024-06-30 | $16M | 330k | 47.66 |
| 2020-12-31 | $4.2M | 75k | 56.55 |
| 2019-12-31 | $3.9M | 65k | 60.42 |
| 2019-09-30 | $16M | 270k | 59.91 |