Ionis Pharmaceuticals shares owned by MacKay Shields
Quarter-by-quarter ownership of Ionis Pharmaceuticals shares owned by MacKay Shields
from 13F filings
Historical chart of MacKay Shields investment in Ionis Pharmaceuticals
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Quarterly reported holdings in Ionis Pharmaceuticals by MacKay Shields
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $3.5M | 2.8M | 1.23 |
| 2025-06-30 | $2.9M | 2.9M | 1.00 |
| 2025-03-31 | $2.9M | 3.0M | 0.98 |
| 2024-12-31 | $2.8M | 2.9M | 0.96 |
| 2024-09-30 | $3.3M | 3.3M | 1.00 |
| 2024-06-30 | $31M | 30M | 1.03 |
| 2024-03-31 | $29M | 30M | 0.98 |
| 2023-12-31 | $32M | 30M | 1.06 |
| 2023-09-30 | $23M | 24M | 0.98 |
| 2023-06-30 | $23M | 24M | 0.95 |
| 2023-03-31 | $22M | 24M | 0.91 |
| 2022-12-31 | $23M | 24M | 0.93 |
| 2022-09-30 | $24M | 25M | 0.99 |
| 2022-06-30 | $19M | 20M | 0.91 |