ROSEN, A GLOBAL INVESTOR RIGHTS LAW FIRM, Encourages Avantor, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action - AVTRNovember 16, 2025 6:15 PM EST | Source: The Rosen Law Firm PANew York, New York--(Newsfile Corp. - November 16, 2025) - WHY: Rosen Law Firm, a global investor rights law firm, reminds purchasers of common stock of Avantor, Inc. (NYSE: AVTR) between March 5, 2024 and October 28, 2025, both dates inclusive (the "Class Period"), of the important ...