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  • Insider Ownership

Insider Trading & Ownership of Jane Grogan

Location
Cambridge, MA
Summary
The estimated net worth of Jane Grogan is at least $668K dollars as of 04 Nov 2025. Jane Grogan is the Head of Research of BIOGEN INC. and owns shares of BIOGEN INC. (BIIB) stock worth about $668K.
Signature
/s/ Wendell Taylor, attorney-in-fact for Dr. Grogan
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Ownership of Jane Grogan

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
BIIB BIOGEN INC. Head of Research $668K 31 Oct 2025

Insider Transactions Reported by Jane Grogan:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.