STATE OF WISCONSIN INVESTMENT BOARD's ownership history for BIIB

STATE OF WISCONSIN INVESTMENT BOARD currently holds 78.6K shares with a market value of $14.4M. It started holding BIIB on 2024-09-30. At its peak, it held 93.0K shares on 2024-09-30. Its highest holding value was $18.0M on 2024-09-30. At its lowest, it held 75.9K shares on 2025-12-31, with a value of $9.9M on 2025-06-30. In the recent 180 days, STATE OF WISCONSIN INVESTMENT BOARD has increased its shares by 665. In the recent year, STATE OF WISCONSIN INVESTMENT BOARD has decreased its shares by 10.0K.