Joel Isaacson & Co., LLC's ownership history for BIIB

Joel Isaacson & Co., LLC currently holds 1.7K shares with a market value of $233.1K. It started holding BIIB on 2025-09-30. At its peak, it held 1.7K shares on 2025-09-30. Its highest holding value was $233.1K on 2025-09-30. At its lowest, it held 1.7K shares on 2025-09-30, with a value of $233.1K on 2025-09-30.