BIOGEN INC COMMON STOCK USD.0005 · HEALTH CARE
Sep 10, 2026 · Held by 3 equity funds across 2 families · institutional blended weight 0.006% · ~$15M est. exposure
AUM-weighted weight of BIIB across all stock-picking funds, last 30 trading sessions.
Day
0.000%
Week
+0.004%
Month
+0.003%
Change in blended weight over each window. Bought over the month/week but being sold today — distribution may be starting.