GREAT SOUTHERN BANCORP, INC.

Great Southern Bancorp, Inc. is a bank holding company and the parent of Great Southern Bank, offering a variety of banking and banking-related services. The Company was incorporated in Delaware in July 1989 and re-incorporated in Maryland in 2004. It operates as a financial holding company, which allows for potential expansion of financial services beyond those offered by the Bank, though it has not yet pursued this. The financial holding company structure also provides flexibility for business diversification through subsidiaries, acquisitions, or mergers. At December 31, 2025, Bancorp's consolidated total assets were $5.60 billion, consolidated net loans were $4.36 billion, consolidated deposits were $4.48 billion, and consolidated total stockholders' equity was $636.1 million. The Company's assets at the holding company level primarily consist of Great Southern stock and cash. Its activities are funded by retained earnings and dividends from Great Southern.