The Vanguard Group 13D and 13G filings for Ionis Pharmaceuticals, Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime |
Transaction Date |
Type | Company Symbol |
Filed By Symbol |
Shares Owned % Owned |
Shares Vs. Prev Report | View |
| 2025-01-08 11:29 am Purchase |
2024-12-31 | 13G | Ionis Pharmaceuticals, Inc. IONS |
The Vanguard Group | 16,472,539 10.430% |
2,269,058 (+15.98%) |
Filing |
| 2024-02-13 5:07 pm Sale |
2023-12-29 | 13G | Ionis Pharmaceuticals, Inc. IONS |
The Vanguard Group | 14,203,481 9.900% |
-211,436 (-1.47%) |
Filing |
| 2023-06-09 2:15 pm Purchase |
2023-05-31 | 13G | Ionis Pharmaceuticals, Inc. IONS |
The Vanguard Group | 14,414,917 10.070% |
868,223 (+6.41%) |
Filing |
| 2023-02-09 11:22 am Purchase |
2022-12-30 | 13G | Ionis Pharmaceuticals, Inc. IONS |
The Vanguard Group | 13,546,694 9.540% |
1,539,618 (+12.82%) |
Filing |
| 2022-02-10 08:17 am Sale |
2021-12-31 | 13G | Ionis Pharmaceuticals, Inc. IONS |
The Vanguard Group | 12,007,076 8.500% |
-237,312 (-1.94%) |
Filing |
| 2021-02-10 11:03 am Purchase |
2020-12-31 | 13G | Ionis Pharmaceuticals, Inc. IONS |
The Vanguard Group | 12,244,388 8.760% |
277,996 (+2.32%) |
Filing |