First County Bank /CT/'s ownership history for BIIB

First County Bank /CT/ currently holds 4.4K shares with a market value of $776.5K. It started holding BIIB on 2025-03-31. At its peak, it held 4.8K shares on 2025-03-31. Its highest holding value was $776.5K on 2025-12-31. At its lowest, it held 4.4K shares on 2025-12-31, with a value of $562.3K on 2025-06-30. In the recent 180 days, First County Bank /CT/ has decreased its shares by 65.