SPRINGFIELD, Mo., March 26, 2026 (GLOBE NEWSWIRE) -- Great Southern Bancorp, Inc. (NASDAQ:GSBC), the holding company for Great Southern Bank, expects to report first quarter preliminary earnings after the market closes on Wednesday, April 15, 2026, and host a conference call on Thursday, April 16, 2026, at 2:00 p.m. Central Time (3:00 p.m. Eastern Time).