SECTORAL ASSET MANAGEMENT INC's ownership history for BIIB

SECTORAL ASSET MANAGEMENT INC currently holds 1.9K shares with a market value of $385.9K. It started holding BIIB on 2024-09-30. At its peak, it held 6.0K shares on 2024-09-30. Its highest holding value was $1.2M on 2024-09-30. At its lowest, it held 1.9K shares on 2026-03-31, with a value of $298.3K on 2025-06-30. In the recent 180 days, SECTORAL ASSET MANAGEMENT INC has decreased its shares by 525. In the recent year, SECTORAL ASSET MANAGEMENT INC has decreased its shares by 1.0K.