Friday, April 29, 2022 at 9:00 a.m. Central Daylight Time HOUSTON , April 18, 2022 (GLOBE NEWSWIRE) -- Oil States International, Inc. (NYSE:OIS) announced today that it has scheduled its first quarter 2022 earnings conference call for Friday, April 29, 2022 at 9:00 a.m. Central Daylight Time .