WASHINGTON, D.C., May 13, 2025 (GLOBE NEWSWIRE) -- Cohen Milstein Sellers & Toll PLLC issues the following update to investors in Zenas BioPharma, Inc. (NASDAQ: ZBIO) regarding the securities class action lawsuit filed in the U.S. District Court for the District of Massachusetts. Investors who purchased Zenas BioPharma shares pursuant and/or traceable to the company’s September 2024 initial public offering (IPO) have until June 16, 2025 to file a motion with the court to serve as lead plaintiff. [Click here ...