Securities and Exchange Commission Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): April 22, 2003 NASB FINANCIAL, INC. (Exact Name of Registrant as Specified in Its Charter) MISSOURI (State or Other Jurisdiction of Incorporation) 0-24033 43-1805201 (Commission File Number) (I. R. S, Employer Identification No.) 12498 South 71 Highway Grandview, Missouri 64030 (Address of Principal Executive offices)(Zip Code) (816) 765-2200 (Registrant's telephone number, including area code) <Page> Item 5. Other Events The Registrant's press release dated April 22, 2003, announcing a cash dividend of $0.17 per share payable on May 23, 2003, to shareholder's of record as of May 2, 2003, is attached hereto as Exhibit 99.1, and is incorporated herein by reference. Item 7. Financial Statements and Exhibits (c) Exhibits Exhibit 99.1 - Press Release dated April 22, 2003. 1 <Page> SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized. NASB FINANCIAL, INC. April 22, 2003 By: /s/ Keith B. Cox Keith B. Cox President <Page>