Insider Trading & Ownership of Michael Kauffman

Location: Newton, MA
Summary: The estimated net worth of Michael Kauffman is at least $1.42M dollars as of 25 Nov 2025. Michael Kauffman is the Director of Karyopharm Therapeutics Inc. and owns shares of Karyopharm Therapeutics Inc. (KPTI) stock worth about $1.32M. Michael Kauffman is the Director of Verastem, Inc. and owns shares of Verastem, Inc. (VSTM) stock worth about $86.7K. Michael Kauffman is the Director of Adicet Bio, Inc. and owns shares of Adicet Bio, Inc. (ACET) stock worth about $8.44K.
Signature: /s/ Daniel Calkins, Attorney in Fact
All Insider Reports: All Insider Reports

Notify me when Michael Kauffman files a new Insider Trading report.

Ownership of Michael Kauffman

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
KPTI	Karyopharm Therapeutics Inc.	Director	$1.32M			28 Feb 2022
VSTM	Verastem, Inc.	Director	$86.7K	-$85.5K	-49.7%	21 Nov 2025
ACET	Adicet Bio, Inc.	Director	$8.44K			21 Aug 2024
FGEN	FIBROGEN INC	Director				04 Jun 2025
KZR	Kezar Life Sciences, Inc.	Director				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.