Welcome to our dedicated page for Great Southn Bancorp SEC filings (Ticker: GSBC), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Great Southern Bancorp, Inc. filings document the public-company disclosures of a bank holding company for Great Southern Bank. Its Form 8-K reports record preliminary financial results, dividend declarations, investor presentations, loan portfolio materials and other current events related to the bank's operations.
Regulatory filings also cover governance and stockholder matters through proxy materials, including annual meeting procedures, voting matters and board-related disclosures. Earnings-related filings present bank operating measures such as net interest income, net interest margin, loan portfolio composition, asset quality, liquidity, deposit costs, borrowings and credit-loss information. The filing record also documents common-stock dividend actions and Regulation FD disclosures connected to quarterly financial reporting.
Great Southern Bancorp director Earl A. Steinert Jr. reported an exercise-and-sell transaction in company stock. He exercised options to acquire a total of 4,500 shares of common stock at exercise prices of $61.55, $57.98, and $60.15 per share, and sold 4,500 shares in an open-market transaction at an average price of $71.6157 per share.
Following these transactions, he directly owns 939,596 shares of common stock. He also retains stock options linked to 5,500 underlying shares with exercise prices of $53.22, $57.29, and $61.79 per share, expiring between 2033 and 2035.
GSBC filed a Form 144 indicating proposed sales of Common stock tied to stock option exercises. The notice lists multiple 500-share lot entries dated 05/26/2026 and shows a header quantity of 4,500. The broker listed is Morgan Stanley Smith Barney LLC Executive Financial Services.
GREAT SOUTHERN BANCORP, INC. director Debra Mallonee Hart reported a small change in her holdings through a DRIP acquisition that is exempt from Section 16 reporting and is being reported voluntarily. On this Form 4, a transaction coded J shows 13 shares of common stock at $67.2797 per share on April 14, 2026, bringing her direct common stock ownership to 2,013 shares.
The filing also details multiple outstanding employee stock options on common stock held directly, with exercise prices between $41.7400 and $61.7900 and expiration dates ranging from 2027 to 2035. Each grant covers either 2,000 or 5,000 underlying shares, and the footnotes outline multi-year vesting schedules for these awards.
Great Southern Bancorp director William V. Turner exercised options and sold shares of common stock. On May 18, 2026, he exercised options to acquire 6,000 shares at $52.20 per share and then sold 6,000 shares in an open-market transaction at an average price of $68.3506 per share. After these transactions, he directly held 199,112 shares of common stock and also had indirect exposure to approximately 8,980 shares through the company’s 401(k) plan stock fund. Turner retained multiple outstanding option grants on Great Southern Bancorp common stock with exercise prices ranging from $41.74 to $61.79 and expiration dates between 2028 and 2035, indicating a continuing equity position beyond this exercise-and-sale.
GSBC files a Form 144 reporting intended dispositions of common stock tied to stock option exercises. The notice lists 6,000 shares in total and four separate Stock Option Exercise entries of 1,500 shares each, all dated 05/18/2026, with cash as the consideration.
Great Southern Bancorp reported results of its 2026 Annual Meeting of Stockholders held on May 13, 2026. Stockholders elected four directors, each to three-year terms, with votes for ranging from 6,319,935 to 7,432,055 shares and broker non-votes of 1,194,888 shares for each nominee.
Stockholders gave majority support in an advisory, non-binding vote on executive compensation, with 7,402,686 shares voting for and 150,059 against. They also approved the 2026 Omnibus Incentive Plan by a similar margin and ratified Forvis Mazars, LLP as independent registered public accounting firm, with 8,616,782 shares voting for. Results exclude shares above the 10% voting limitation in the charter.
GREAT SOUTHERN BANCORP, INC. director Thomas J. Carlson reported updated holdings of company stock and options. He now holds 100 shares of common stock directly and 17,315 shares indirectly through his spouse.
The filing also lists several outstanding options to purchase 2,000 shares of common stock each, with exercise prices such as $52.20, $55.00, $60.15 and expirations ranging from 2027 to 2035. In addition, a dividend reinvestment plan acquisition of 109 shares at $67.5742 per share, held indirectly by his spouse, is reported voluntarily as an "other" transaction exempt from Section 16 reporting.
GREAT SOUTHERN BANCORP, INC. director Steven D. Edwards reported a small change in his holdings. On April 14, 2026, an "other" transaction code J recorded a DRIP acquisition of 26 shares of common stock at $67.97 per share, bringing his directly held common stock to 4,108 shares. The filing notes this dividend reinvestment plan acquisition is exempt from Section 16 reporting and is being reported voluntarily.
Edwards also reports four outstanding option awards, each covering 2,000 underlying common shares, with exercise prices of $53.22, $57.29, $61.55, and $61.79 per share and expiration dates ranging from November 16, 2032 to
Great Southern Bancorp director Douglas M. Pitt reported updates to his holdings in company stock and stock options. The filing shows an "other" transaction of 54 shares of common stock at $67.2797 per share through a DRIP acquisition that is exempt from Section 16 reporting but being reported voluntarily. After this, he directly holds 11,593 common shares.
The filing also lists nine outstanding option awards, each covering 2,000 shares of common stock with exercise prices between $41.7400 and $61.7900 and expirations from 2027 to 2035. These option entries are reported as holdings, not new exercises or sales, and vest in 500-share annual installments according to the disclosed schedules.
GREAT SOUTHERN BANCORP, INC. director Julie A. Brown filed an update of her holdings rather than a traditional buy or sell. She now indirectly holds 369,738 shares of common stock through an LTD family partnership and directly holds 32,896 shares. Indirect children’s accounts hold 7,860 shares after a 50-share DRIP-related restructuring reported under code J at $67.5592 per share. Brown also reports multiple outstanding stock options covering several blocks of 2,000 underlying shares each, with exercise prices generally in the $41–$62 range and expirations stretching from 2027 through 2035.