Insider Trading & Ownership of Michel Vounatsos

Location: Waltham, MA
Summary: The estimated net worth of Michel Vounatsos is at least $25.8M dollars as of 23 Jun 2025. Michel Vounatsos is the Chief Executive Officer, Director of BIOGEN INC. and owns shares of BIOGEN INC. (BIIB) stock worth about $23.9M. Michel Vounatsos is the Director of REVVITY, INC. and owns shares of REVVITY, INC. (RVTY) stock worth about $1.09M. Michel Vounatsos is the Director of Zai Lab Ltd and owns shares of Zai Lab Ltd (ZLAB) stock worth about $845K.
Signature: /s/ Bruce Blefeld, Attorney-in-Fact
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Ownership of Michel Vounatsos

Symbol	Company	Relationship	Holdings Value	Report Period
BIIB	BIOGEN INC.	Chief Executive Officer, Director	$23.9M	18 Feb 2022
RVTY	REVVITY, INC.	Director	$1.09M	30 Apr 2025
ZLAB	Zai Lab Ltd	Director	$845K	18 Jun 2025

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.