Robeco Institutional Asset Management B.V.
Holdings in BIIB
Position Over Time
| Report Date | Value (USD) | Shares | Type | Discretion | Filed |
|---|---|---|---|---|---|
| 2025-12-31 | $107,513,698 | 610,908 | Shares | Defined | 2026-01-23 |
| 2025-09-30 | $94,001,244 | 671,054 | Shares | Defined | 2025-10-22 |
| 2025-06-30 | $56,359,391 | 448,757 | Shares | Defined | 2025-07-18 |
| 2025-03-31 | $62,060,908 | 453,529 | Shares | Defined | 2025-04-23 |
| 2024-12-31 | $62,433,565 | 408,276 | Shares | Defined | 2025-01-23 |
| 2024-09-30 | $53,249,398 | 274,708 | Shares | Defined | 2024-10-29 |
| 2024-06-30 | $49,826,695 | 214,937 | Shares | Defined | 2024-07-23 |
| 2024-03-31 | $49,921,795 | 231,516 | Shares | Defined | 2024-04-24 |
| 2023-12-31 | $75,959,345 | 293,540 | Shares | Defined | 2024-02-14 |
| 2023-09-30 | $87,848,588 | 341,810 | Shares | Defined | 2023-10-24 |
| 2023-06-30 | $97,765,362 | 343,217 | Shares | Defined | 2023-07-24 |
| 2023-03-31 | $100,493,109 | 361,447 | Shares | Defined | 2023-05-04 |
| 2022-12-31 | $86,719,436 | 313,157 | Shares | Defined | 2023-02-07 |
| 2022-09-30 | $82,186,872 | 307,816 | Shares | Defined | 2022-10-27 |
| 2022-06-30 | $37,017,353 | 181,511 | Shares | Defined | 2022-12-01 |
| 2022-03-31 | $37,401,717 | 177,596 | Shares | Defined | 2022-12-01 |
| 2021-12-31 | $45,888,298 | 191,265 | Shares | Defined | 2022-12-01 |
| 2021-09-30 | $48,719,841 | 172,161 | Shares | Defined | 2022-12-01 |
| 2021-06-30 | $56,942,370 | 164,445 | Shares | Defined | 2022-12-01 |
| 2021-03-31 | $77,096,022 | 275,589 | Shares | Defined | 2022-12-01 |
| 2020-12-31 | $79,456,825 | 324,499 | Shares | Defined | 2022-12-01 |