onb-20260121 Old National Bancorp /IN/ 0000707179 FALSE 0000707179 2026-01-21 2026-01-21 0000707179 us-gaap:CommonStockMember 2026-01-21 2026-01-21 0000707179 us-gaap:SeriesAPreferredStockMember 2026-01-21 2026-01-21 0000707179 us-gaap:SeriesCPreferredStockMember 2026-01-21 2026-01-21 UNITED STATES 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): January 21, 2026 _________________________________________________________ OLD NATIONAL BANCORP (Exact name of Registrant as specified in its charter) _________________________________________________________ Indiana 001-15817 35-1539838 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.) One Main Street Evansville, Indiana 47708 (Address of Principal Executive Offices)  (Zip Code) Registrant’s telephone number, including area code: ( 773 ) 765-7675 ________________________________________________________ (Former name or former address if changed since last report.) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐     Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐     Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐     Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐     Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each class Trading Symbol(s) Name of each exchange on which registered Common stock, no par value ONB The NASDAQ Stock Market LLC Depositary Shares, each representing a 1/40th interest in a share of Non-Cumulative Perpetual Preferred Stock, Series A ONBPP The NASDAQ Stock Market LLC Depositary Shares, each representing a 1/40th interest in a share of Non-Cumulative Perpetual Preferred Stock, Series C ONBPO The NASDAQ Stock Market LLC Indicate by check mark whether the Registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (s230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (s240.12b-2 of this chapter). Emerging growth company     ☐ If an emerging growth company, indicate by check mark if the Registrant has elected not to use extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.     ☐ Item 2.02 Results of Operations and Financial Condition. On January 21, 2026, Old National Bancorp (the “Company”) issued a press release (“Press Release”) reporting its financial results for the fourth quarter and full year 2025. The Press Release is furnished as Exhibit 99.1 hereto and is incorporated herein by reference. A slide presentation outlining fourth quarter of 2025 earnings, strategic developments, and the Company’s financial outlook will be available on the “Investor Relations” section of the Company’s website to complement the conference call to be held on January 21, 2026, at 9:00 a.m. Central Time and will be accessible at http://www.oldnational.com immediately before the conference call begins. Item 9.01 Financial Statements and Exhibits. (d) Exhibits. Exhibit No.      Description 99.1     Press Release issued by Old National Bancorp on January 21, 2026. 104        Cover Page Interactive Data File (embedded within the Inline XBRL document). 2 SIGNATURE 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. Date: January 21, 2026 OLD NATIONAL BANCORP By: /s/ Nicholas J. Chulos Nicholas J. Chulos Executive Vice President, Chief Legal Officer and Corporate Secretary 3