MarketPeel
Insider Trading Intelligence
Head of Development
Fri, Aug 29, 2025
Aug 29
bought $0.00 of BIIB
1,669 shares @ $0.00
Increased holdings by +30.80%
51st largest trade (out of 80)
Option ExerciseCluster Buy
Trade made by an officer
Part of a cluster of 2 transactions by 2 insiders
Sale tied to a same-time option exercise
BIIBBIOGEN INC.
Health CareBiotechnology
1D0.00%
1W+5.18%
1M+9.06%
3M+14.35%
6M
1Y

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