Avantor, Inc. Litigation

Jul 9, 2026

Motion to Dismiss

After reviewing the complaint(s) filed by plaintiffs, defendants have filed a motion requesting that the court dismiss some or all of the plaintiffs' claims. In a motion to dismiss, defendants might challenge the validity of plaintiffs' claims or adequacy of plaintiffs' pleadings. Once a motion to dismiss is filed, the judge will make a decision on whether part or all of the case should be dismissed or the case can proceed as alleged.

Apr 24, 2026

First Amended Complaint

A new complaint has been filed on behalf of certain investors in Avantor, Inc.. Amended complaints may contain additional facts, parties, allegations, a change in the class definition, etc.

Jan 13, 2026

Appointment of Lead Plaintiff

The court has appointed a lead plaintiff to represent the interests of investors in the lawsuit. The lead plaintiff works with the attorneys handling the case, helps oversee the litigation, and represents the interests of the proposed class.

Nov 25, 2025

Additional Complaint

Another plaintiff has filed a complaint on behalf of investors in Avantor, Inc.. The allegations and class definitions are substantively the same.

Oct 30, 2025

First Filed Complaint

A securities fraud class action complaint has been filed on behalf of certain investors in Avantor, Inc..