Biogen Idec shares owned by Fox Run Management
Quarter-by-quarter ownership of Biogen Idec (BIIB) shares owned by Fox Run Management
from 13F filings
Historical chart of Fox Run Management investment in Biogen Idec
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Quarterly reported holdings in Biogen Idec by Fox Run Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $976k | 7.0k | 140.08 |
| 2025-06-30 | $1.6M | 13k | 125.59 |
| 2025-03-31 | $1.2M | 9.1k | 136.84 |
| 2024-09-30 | $1.5M | 7.9k | 193.84 |
| 2024-03-31 | $426k | 2.0k | 215.63 |
| 2023-06-30 | $678k | 2.4k | 284.85 |
| 2022-12-31 | $513k | 1.9k | 276.92 |
| 2022-06-30 | $584k | 2.9k | 204.05 |
| 2022-03-31 | $338k | 1.6k | 210.33 |
| 2021-09-30 | $200k | 707 | 282.89 |
| 2019-09-30 | $557k | 2.4k | 232.66 |
| 2019-06-30 | $512k | 2.2k | 233.68 |
| 2019-03-31 | $537k | 2.3k | 236.56 |
| 2018-12-31 | $381k | 1.3k | 301.19 |