 LAKE FOREST, Ill., May 17, 2021 GLOBE NEWSWIRE -- Assertio Holdings, Inc. Assertio or the Company NASDAQ: ASRT today announced that it has filed a Certificate of Amendment to its certificate of incorporation the Certificate of Amendment to implement a one-to-four reverse split of its issued and outstanding common stock the Reverse Split. The Reverse Split will become effective as of 12:01 a.m. Eastern Time on May 18, 2021, and the Companys common stock will begin trading on a split-adjusted basis when the market opens on May 18, 2021. 