SAN DIEGO, Oct. 31, 2025 (GLOBE NEWSWIRE) -- The law firm of Robbins Geller Rudman & Dowd LLP announces that the Avantor class action lawsuit – captioned Building Trades Pension Fund of Western Pennsylvania v. Avantor, Inc., No. 25-cv-06187 (E.D. Pa.) – seeks to represent purchasers or acquirers of Avantor, Inc. (NYSE: AVTR) common stock and charges Avantor and certain of Avantor’s top current and former executives with violations of the Securities Exchange Act of 1934. If you suffered substantial losses an ...