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, Inc. reported stable profitability for the quarter ended March 31, 2026, with net income of $17.5 million, slightly above $17.2 million a year earlier. Basic earnings per share rose to $1.59 from $1.47, while the quarterly dividend increased to $0.43 per share from $0.40.
Total assets reached $5.69 billion, up from $5.60 billion, driven mainly by loan growth as loans receivable (net) increased to $4.46 billion. Deposits were $4.45 billion, modestly below year-end, and short-term Federal Home Loan Bank and other borrowings rose to $470.7 million. Net interest income was $48.3 million versus $49.3 million last year, with no provision for credit losses on loans and a $0.9 million credit for unfunded commitments.
Asset quality remained generally sound, with nonaccrual loans at $3.5 million and an allowance for credit losses on loans of $64.8 million. The securities portfolios continued to show unrealized losses, including $39.8 million on available-for-sale securities and $17.1 million on held-to-maturity securities, which management attributes primarily to interest rate movements rather than credit issues.
Great Southern Bancorp, Inc. subsidiary vice president Kevin L. Baker reported an option exercise paired with a sale of common stock. Baker exercised options to acquire 2,800 shares of common stock at $52.20 per share and sold 2,800 shares in an open-market transaction at $69.9601 per share on the same date.
After these transactions, he holds 14 shares of common stock directly and approximately 9,768 equivalent shares indirectly through the company’s 401(k) plan. He also retains multiple option grants on common stock, including 4,800 underlying shares at an exercise price of $57.29 per share expiring on November 19, 2035.
GSBC proposed sale notice (Form 144): The filing lists proposed sales of Common stock tied to stock option exercises dated 05/06/2026. Broker listed: Morgan Stanley Smith Barney LLC at 1 New York Plaza. The excerpt shows two option-related entries for 2,523 shares and 277 shares, both dated 05/06/2026.
GREAT SOUTHERN BANCORP, INC. vice president of a subsidiary Mark A. Maples reported option exercises and a related stock sale. On May 1, 2026, he exercised options to acquire a total of 2,387 shares of common stock at exercise prices of $61.55 and $57.98 per share, then completed an open-market sale of 2,387 shares at $68.955 per share. Following these transactions, his directly held common stock balance was 0 shares, while he continued to hold stock options covering 13,200 underlying shares of common stock at exercise prices between $53.22 and $61.79, with expirations from 2033 to 2035. Footnotes show these remaining options vest in annual installments between 2025 and 2030.
GREAT SOUTHERN BANCORP, INC. treasurer Rex A. Copeland reported option exercises and related stock sales. On April 30 and May 1, he exercised options for a total of 4,200 common shares at $52.20 per share and sold 2,950 shares in open-market transactions at prices of $68.25 and $68.77 per share.
After these transactions, he directly holds 25,921 common shares. He also continues to hold multiple “option to purchase” awards covering a total of 22,450 underlying common shares with exercise prices between $41.74 and $61.55 and expiration dates ranging from 2028 to 2032, according to the remaining derivative positions disclosed.
GREAT SOUTHERN BANCORP, INC. President and CEO Joseph W. Turner reported an exercise-and-sell transaction in company stock. On April 30, 2026, he exercised options to acquire 6,000 shares of common stock at $52.20 per share and sold 6,000 shares of common stock in an open-market transaction at an average price of $68.1603 per share. Following these trades, he directly holds 136,182 common shares. Indirect holdings include 369,738 shares through a LTD family partnership, 18,563 shares via a 401(k) plan and 2,478 shares attributed to his spouse, plus 11,395 shares held in a children's trust. He also retains multiple option awards to purchase common stock with exercise prices such as $57.29, $61.79 and $41.74, expiring between 2028 and 2035.
GSBC-related reporting shows an insider transaction: 914 shares of Common stock are listed for sale in connection with a stock option exercise with a transaction date of 05/01/2026. The record also discloses two prior sales by Rex Copeland: 2,036 shares on 04/30/2026 and 1,797 shares on 02/06/2026, with proceeds shown in the filing.
Morgan Stanley Smith Barney LLC affiliate filed a Form 144 notice to sell shares of GSBC. The filing lists two stock option exercises reported as issuer transactions on 04/30/2026 for 1,050 shares and 986 shares, both described as cash exercises. The filing also records a prior sale by Rex Copeland of 1,797 shares on 02/06/2026 for $114,418.04.