WILMINGTON, Del. — Shareholders say in a federal class action that directors are selling Versum Materials too cheaply through an unfair process to Entegris. The $3.8 billion share-swap offers 1.12 shares of Entegris for each share of Versum, which supplies electronics materials. Entegris is not a party to the complaint.
Subscribe to our free newsletters
Our weekly newsletter Closing Arguments offers the latest about ongoing trials, major litigation and rulings in courthouses around the U.S. and the world, while the monthly Under the Lights dishes the legal dirt from Hollywood, sports, Big Tech and the arts.





