MASSACHUSETTS FINANCIAL SERVICES CO /MA/
Holdings in IONS
Position Over Time
| Report Date | Value (USD) | Shares | Type | Discretion | Filed |
|---|---|---|---|---|---|
| 2025-12-31 | $64,296,415 | 812,747 | Shares | Sole | 2026-01-22 |
| 2025-09-30 | $56,430,833 | 862,593 | Shares | Sole | 2025-10-29 |
| 2025-06-30 | $20,512,959 | 519,184 | Shares | Sole | 2025-08-08 |
| 2024-03-31 | $241,893 | 5,580 | Shares | Sole | 2024-05-14 |
| 2023-12-31 | $282,899 | 5,592 | Shares | Sole | 2024-02-08 |
| 2023-09-30 | $261,681 | 5,769 | Shares | Sole | 2023-11-08 |
| 2023-06-30 | $1,088,484 | 26,529 | Shares | Sole | 2023-08-09 |
| 2023-03-31 | $970,448 | 27,153 | Shares | Sole | 2023-05-10 |