Select Medical Holdings Corporation Announces Results For Its Third Quarter Ended September 30, 2023 and Cash Dividend PR Newswire MECHANICSBURG, Pa., Nov. 2, 2023 MECHANICSBURG, Pa. , Nov. 2, 2023 /PRNewswire/ -- Select Medical Holdings Corporation ("Select Medical," "we," "us," or "our") (NYSE: SEM) today announced results for its third quarter ended September 30, 2023, and the declaration of a cash dividend. For the third quarter ended September 30, 2023, revenue increased 6.2% to $1,665.7...