MarketPeel
Insider Trading Intelligence
Head of Development
Mon, Feb 9, 2026
Feb 9
sold $531.55k of BIIB
2,660 shares @ $199.83
Decreased holdings by -24.90%
Largest trade (out of 80)
Planned (10b5-1)Cluster Buy
Trade made by an officer
Part of a cluster of 2 transactions by 2 insiders
Executed under a pre-scheduled Rule 10b5-1 plan
Price 31% above 200-day moving average
BIIBBIOGEN INC.
Health CareBiotechnology
1D0.00%
1W+5.59%
1M+12.05%
3M
6M
1Y

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