CD&R Is Said to Weigh Offer for Rest of Cornerstone Building

Clayton, Dubilier & Rice is considering making an offer to buy the outstanding shares in Cornerstone Building Brands Inc. it doesn’t already own, according to people with knowledge of the matter.

The New York-based buyout firm, which owns more than 49% Cornerstone’s shares, is currently discussing the merits of such a transaction, said the people, who asked not to be identified because they weren’t authorized to speak publicly. No final decision has been made, they said.

Cornerstone fell 2.5% on Thursday to $16.77 at 3:07 p.m. in New York, giving the Cary, North Carolina-based company a market value of ...