Nov 7, 2025 4:55 PM Eastern Standard Time Deadline Approaching: Avantor, Inc. (AVTR) Shareholders Who Lost Money Urged to Contact Law Offices of Howard G. Smith Share BENSALEM, Pa.--(BUSINESS WIRE)--Law Offices of Howard G. Smith reminds investors of the upcoming December 29, 2025 deadline to file a lead plaintiff motion in the case filed on behalf of investors who purchased Avantor, Inc. ("Avantor†or the "Company†) (NYSE: AVTR) common stock between March 5, 2024 and October 28, 2025, inclusive (the "Clas ...