Insider Trading & Ownership of Briggs Morrison

Location: Waltham, MA
Summary: The estimated net worth of Briggs Morrison is at least $1,552,459 dollars as of 24 Sep 2025. Briggs Morrison is the Director of ARVINAS, INC. and owns shares of ARVINAS, INC. (ARVN) stock worth about $720.4K. Briggs Morrison is the Director of Syndax Pharmaceuticals Inc and owns shares of Syndax Pharmaceuticals Inc (SNDX) stock worth about $636.3K. Briggs Morrison is the Director of CRISPR Therapeutics AG and owns shares of CRISPR Therapeutics AG (CRSP) stock worth about $195.8K.
Signature: /s/ Christina Bailey, as attorney-in-fact for Briggs Morrison
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Ownership of Briggs Morrison

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
ARVN	ARVINAS, INC.	Director	$720,370	+$227,010	+46%	22 Sep 2025
SNDX	Syndax Pharmaceuticals Inc	Director	$636,283			07 Feb 2024
CRSP	CRISPR Therapeutics AG	Director	$195,806			05 Jun 2025
CARM	Carisma Therapeutics Inc.	Director				26 Jun 2024
RPTX	Repare Therapeutics Inc.	Director				17 Jun 2024
HOWL	Werewolf Therapeutics, Inc.	Director				12 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.