 SPARTANBURG, S.C., April 13, 2021 GLOBE NEWSWIRE -- Dennys Corporation NASDAQ: DENN, franchisor and operator of one of Americas largest franchised full-service restaurant chains, will announce financial and operating results for its first quarter ended March 31, 2021 on Tuesday, May 4, 2021 after the markets close. Senior management will hold a conference call on the same day at 4:30 p.m. Eastern Time to discuss these results and answer questions. 