Capitol Federal Financial, Inc. 10-Q

Item 5. Other Information Trading Plans During the quarter ended March 31, 2026, no director or officer (as defined in Rule 16a-1(f) under the Act) of the Company adopted or terminated a "Rule 10b5-1 trading arrangement" or "non-Rule 10b5-1 trading arrangement," as each term is defined in Item 408(a) of Regulation S-K. Item 6. Exhibits See "Index to Exhibits." 82 INDEX TO EXHIBITS Exhibit Number Document 3(i) Charter of Capitol Federal Financial, Inc., as filed on May 6, 2010, as Exhibit 3(i) to Capitol Federal Financial, Inc.'s Registration Statement on Form S-1 (File No. 333-166578) and incorporated herein by reference 3(ii) Bylaws of Capitol Federal Financial, Inc., as amended, filed on March 30, 2020, as Exhibit 3.2 to Form 8-K for Capitol Federal Financial Inc. and incorporated herein by reference 10.1 Form of Amended and Restated Change of Control Agreement with each of John B. Dicus, Kent G. Townsend, Rick C. Jackson, Natalie G. Haag, Anthony S. Barry, and William J. Skrobacz filed on November 29, 2023 as Exhibit 10.1 to the Registrant's September 30, 2023 Form 10-K and incorporated herein by reference 10.2 Capitol Federal Financial's 2000 Stock Option and Incentive Plan (the "Stock Option Plan") filed on April 13, 2000 as Appendix A to Capitol Federal Financial's Revised Proxy Statement (File No. 000-25391) and incorporated herein by reference 10.3 Capitol Federal Financial Deferred Incentive Bonus Plan, as amended, filed on May 8, 2020 as Exhibit 10.3 to the Registrant's March 31, 2020 Form 10-Q and incorporated herein by reference 10.4 Form of Incentive Stock Option Agreement under the Stock Option Plan filed on February 4, 2005 as Exhibit 10.5 to the December 31, 2004 Form 10-Q for Capitol Federal Financial and incorporated herein by reference 10.5 Form of Non-Qualified Stock Option Agreement under the Stock Option Plan filed on February 4, 2005 as Exhibit 10.6 to the December 31, 2004 Form 10-Q for Capitol Federal Financial and incorporated herein by reference 10.6 Description of Director Fee Arrangements, as filed on November 23, 2022, as Exhibit 10.6 to the Registrant's Annual Report on Form 10-K and incorporated herein by reference 10.7 Short-term Performance Plan, as amended and restated, as filed on November 25, 2025, as Exhibit 10.7 to the Registrant's Current Report on Form 8-K/A and incorporated herein by reference 10.8 Capitol Federal Financial, Inc. 2012 Equity Incentive Plan (the "Equity Incentive Plan") filed on December 22, 2011 as Appendix A to Capitol Federal Financial, Inc.'s Proxy Statement (File No. 001-34814) and incorporated herein by reference 10.9 Form of Incentive Stock Option Agreement under the Equity Incentive Plan filed on February 6, 2012 as Exhibit 10.12 to the Registrant's December 31, 2011 Form 10-Q and incorporated herein by reference 10.10 Form of Non-Qualified Stock Option Agreement under the Equity Incentive Plan filed on February 6, 2012 as Exhibit 10.13 to the Registrant's December 31, 2011 Form 10-Q and incorporated herein by reference 10.11 Form of Stock Appreciation Right Agreement under the Equity Incentive Plan filed on February 6, 2012 as Exhibit 10.14 to the Registrant's December 31, 2011 Form 10-Q and incorporated herein by reference 10.12 Form of Restricted Stock Agreement under the Equity Incentive Plan filed on February 6, 2012 as Exhibit 10.15 to the Registrant's December 31, 2011 Form 10-Q and incorporated herein by reference 10.13 Capitol Federal Financial, Inc. 2026 Omnibus Incentive Plan (the "Omnibus Incentive Plan") filed on December 18, 2025 as Appendix A to Capitol Federal Financial, Inc.'s Proxy Statement (File No. 001-34814) and incorporated herein by reference 10.14 Form of Incentive Stock Option Award Agreement under the Omnibus Incentive Plan filed on April 8, 2026 as Exhibit 99.2 to the Registrant's Registration Statement on Form S-8 (File No. 333-294928) and incorporated herein by reference 10.15 Form of Non-Qualified Stock Option Award Agreement under the Omnibus Incentive Plan filed on April 8, 2026 as Exhibit 99.3 to the Registrant's Registration Statement on Form S-8 (File No. 333-294928) and incorporated herein by reference 10.16 Form of Restricted Stock Award Agreement under the Omnibus Incentive Plan filed on April 8, 2026 as Exhibit 99.4 to the Registrant's Registration Statement on Form S-8 (File No. 333-294928) and incorporated herein by reference 10.17 Form of Restricted Stock Unit Award Agreement under the Omnibus Incentive Plan filed on April 8, 2026 as Exhibit 99.5 to the Registrant's Registration Statement on Form S-8 (File No. 333-294928) and incorporated herein by reference 31.1 Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 made by John B. Dicus, Chairman, President and Chief Executive Officer 31.2 Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 made by Kent G. Townsend, Executive Vice President, Chief Financial Officer and Treasurer 32 Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 made by John B. Dicus, Chairman, President and Chief Executive Officer, and Kent G. Townsend, Executive Vice President, Chief Financial Officer and Treasurer 101 The following information from the Company's Quarterly Report on Form 10-Q for the quarterly period ended March 31, 2026, filed with the SEC on May 8, 2026, has been formatted in Inline eXtensible Business Reporting Language ("XBRL"): (i) Consolidated Balance Sheets at March 31, 2026 and September 30, 2025, (ii) Consolidated Statements of Income for the three and six months ended March 31, 2026, and 2025, (iii) Consolidated Statements of Comprehensive Income for the three and six months ended March 31, 2026, and 2025, (iv) Consolidated Statement of Stockholders' Equity for the three and six months ended March 31, 2026, and 2025, (v) Consolidated Statements of Cash Flows for the six months ended March 31, 2026, and 2025, and (vi) Notes to the Unaudited Consolidated Financial Statements. 104 Cover Page Interactive Data File, formatted in Inline XBRL and included in Exhibit 101 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, thereunto duly authorized. CAPITOL FEDERAL FINANCIAL, INC. Date: May 8, 2026 By: /s/ John B. Dicus John B. Dicus, Chairman, President and Chief Executive Officer Date: May 8, 2026 By: /s/ Kent G. Townsend Kent G. Townsend, Executive Vice President, Chief Financial Officer and Treasurer