SAN DIEGO, Oct. 31, 2025 (GLOBE NEWSWIRE) -- Robbins LLP reminds stockholders that a class action was filed on behalf of all investors who purchased or otherwise acquired Avantor, Inc. (NYSE: AVTR) common stock between March 5, 2024 and October 28, 2025. Avantor provides scientific products and services for customers in biotechnology, pharmaceuticals, healthcare, education, government, and other industries. For more information, submit a form, email attorney Aaron Dumas, Jr., or give us a call at (800) 350- ...