Investors in Avantor, Inc. urged to contact Levi & Korsinsky before Dec 29, 2025 regarding class action securities lawsuit (NYSE: AVTR).On December 26, 2025, Levi & Korsinsky, LLP announced a class action securities lawsuit involving Avantor, Inc. (NYSE: AVTR). The lawsuit aims to assist investors in recovering losses. Specifically, it targets Avantor, Inc. shareholders who...