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Insider Trading & Ownership of Alfred Sandrock

Location
Cambridge, MA
Summary
The estimated net worth of Alfred Sandrock is at least $4,000,033 dollars as of 04 Apr 2025. Alfred Sandrock is the Head of Research & Development of BIOGEN INC. and owns shares of BIOGEN INC. (BIIB) stock worth about $2.52M. Alfred Sandrock is the President and CEO, Director of Voyager Therapeutics, Inc. and owns shares of Voyager Therapeutics, Inc. (VYGR) stock worth about $1.48M.
Signature
/s/ Scott MacDonald, as Attorney-in-Fact for Alfred Sandrock
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Ownership of Alfred Sandrock

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
BIIB BIOGEN INC. Head of Research & Development $2,521,940 07 Jun 2021
VYGR Voyager Therapeutics, Inc. President and CEO, Director $1,478,093 -$161,018 -9.8% 02 Apr 2025

Insider Transactions Reported by Alfred Sandrock:

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.