 OKLAHOMA CITY, July 23, 2021 GLOBE NEWSWIRE -- Mammoth Energy Services, Inc. NASDAQ: TUSK the Company, announced today that it will disclose its 2021 second quarter financial results on Friday, July 30, 2021 at 6:00 a.m. Eastern Time. In conjunction with the earnings release, the Company has scheduled a conference call and webcast to discuss second quarter results the same day at 9:00 a.m. Eastern Time 8:00 a.m. Central Time. 