Assertio Holdings, Inc. announced that Dan Peisert is stepping down as the Company?s Chief Executive Officer. The Board has appointed Heather Mason, currently an independent director of the Company and Chair of its Nominating and Corporate Governance Committee, to serve as interim CEO as the Company conducts a search for a permanent chief executive. Ms. Mason has served as a member of the Assertio board since 2019 and brings deep experience as a leader in the pharmaceutical and healthcare industry with a strong track record in successful commercial execution.

She has held several senior leadership positions at Abbott Laboratories, including Executive Vice President, Nutrition, Senior Vice President of Diabetes Care, Vice President of Specialty Pharmaceuticals and Vice President, International Marketing, and played a key role in Abbott?s launch and commercialization of Humira®, one of the most successful pharmaceutical products in history.