Insider Trading & Ownership of Michael Thomas Heffernan

Location: Cary, NC
Summary: The estimated net worth of Michael Thomas Heffernan is at least $1.6M dollars as of July 10, 2025. Michael Thomas Heffernan is the Director of COLLEGIUM PHARMACEUTICAL, INC and owns shares of COLLEGIUM PHARMACEUTICAL, INC (COLL) stock worth about $1.54M. Michael Thomas Heffernan is the Director of Akebia Therapeutics, Inc. and owns shares of Akebia Therapeutics, Inc. (AKBA) stock worth about $59.4K.
Signature: /s/ Lee Giguere, as attorney-in-fact for the Reporting Person
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Ownership of Michael Thomas Heffernan

Symbol	Company	Relationship	Holdings Value	Report Period
COLL	COLLEGIUM PHARMACEUTICAL, INC	Director	$1.54M	Feb 10, 2025
AKBA	Akebia Therapeutics, Inc.	Director	$59.4K	Jun 2, 2021
AVTX	Avalo Therapeutics, Inc.	Director		Jun 17, 2025
BHVN	Biohaven Ltd.	Director		May 5, 2025
BHVN	Biohaven Pharmaceutical Holding Co Ltd.	Director		Oct 3, 2022
ENGN, ENGNW	enGene Holdings Inc.	Director		Jul 8, 2025
SYBX	SYNLOGIC, INC.	Director		Jun 22, 2023
TRVI	Trevi Therapeutics, Inc.	Director		Jun 11, 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.