MarketPeel
Insider Trading Intelligence
Head of Development
Fri, Feb 6, 2026
Feb 6
bought $0.00 of BIIB
4,683 shares @ $0.00
Increased holdings by +63.00%
Net across this filing: -26.60% (-2,911 shares)
Cluster Buy
Trade made by an officer
Part of a cluster of 3 transactions by 3 insiders
10b5-1 scheduled trade
Net holdings across this filing: -26.6% (-2,911 shares)
Price 36% above 200-day moving average
BIIBBIOGEN INC.
Health CareBiotechnology
1D0.00%
1W+5.18%
1M+9.06%
3M+14.35%
6M
1Y

Recent insider activity at BIIB

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