Dear Valued Stockholder,

This is [agent] with Alliance Advisors. We are reaching out regarding your investment in Assertio Holdings, Inc.

The company has announced an agreement to be acquired by Garda Therapeutics for $18.00 per share in cash plus a contingent value right (CVR), which may provide additional value based on future milestones.

A tender offer will commence soon, at which time stockholders will received detailed materials including instructions on how to participate. Stockholders will the have the opportunity to tender their shares at the offered price.

Thank you for your time and attention