Avantor Faces Securities Suit in Pennsylvania as Investor Firms Seek Lead Plaintiff
Investors face a December 29 deadline to seek the lead‑plaintiff role in litigation accusing the lab supplier of concealing mounting competitive pressures.
Overview
- A putative securities case, Building Trades Pension Fund of Western Pennsylvania v. Avantor, Inc., No. 25-cv-06187, is filed in the U.S. District Court for the Eastern District of Pennsylvania.
- The complaint targets statements about Avantor’s competitive standing and the health of its Laboratory Solutions business during a class period of March 5, 2024 through October 28, 2025.
- Plaintiffs cite disclosures on April 25, August 1, and October 29, 2025 that reported weak results and guidance cuts, with alleged stock drops of roughly 16%, 15%, and 23% following those updates.
- Robbins Geller, Bernstein Liebhard, and The Schall Law Firm are soliciting investors to participate or seek appointment, with lead‑plaintiff motions due by December 29, 2025.
- The lawsuit remains at an early stage with no class certification, and the allegations have not been proven.