Avanza Fonder AB's ownership history for BIIB

Avanza Fonder AB currently holds 14.7K shares with a market value of $2.6M. It started holding BIIB on 2024-12-31. At its peak, it held 15.5K shares on 2024-12-31. Its highest holding value was $2.6M on 2025-12-31. At its lowest, it held 14.7K shares on 2025-12-31, with a value of $1.9M on 2025-06-30. In the recent 180 days, Avanza Fonder AB has decreased its shares by 544. In the recent year, Avanza Fonder AB has decreased its shares by 793.