Head of Global Product Strat.
Fri, Feb 16, 2024
Feb 16
had shares withheld for taxes in BIIB
639 shares @ $219.08
Decreased holdings by -6.40%
Net across this filing: +12.80% (+1,065 shares)
Tax Withholding
Shares withheld by the issuer to cover taxes on vesting — not a market sale