Byrne Asset Management LLC's ownership history for BIIB

Byrne Asset Management LLC currently holds 38 shares with a market value of $5.3K. It started holding BIIB on 2024-09-30. At its peak, it held 38 shares on 2025-09-30. Its highest holding value was $5.3K on 2025-09-30. At its lowest, it held 10 shares on 2024-09-30, with a value of $1.9K on 2024-09-30.