National Pension Service's ownership history for BIIB

National Pension Service currently holds 287.2K shares with a market value of $50.6M. It started holding BIIB on 2024-09-30. At its peak, it held 359.6K shares on 2024-09-30. Its highest holding value was $69.7M on 2024-09-30. At its lowest, it held 250.1K shares on 2024-12-31, with a value of $34.3M on 2025-06-30. In the recent 180 days, National Pension Service has increased its shares by 14.2K. In the recent year, National Pension Service has increased its shares by 37.2K.