Shareholder Vote · Reg FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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): May 20, 2026   United Fire Group Inc . (Exact name of registrant as specified in its charter)   Iowa 001-34257 45-2302834 (State of incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 118 Second Avenue SE Cedar Rapids Iowa 52401 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: ( 319 )  399-5700 _______________________N/A________________________ (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 Exchange Act: Title of each class Trading Symbol Name of each exchange on which registered Common Stock, $0.001 par value UFCS The NASDAQ Global Select Market   Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐ Item 5.07. Submission of Matters to a Vote of Security Holders. On May 20, 2026, United Fire Group, Inc. (the "Company") held its 2026 Annual Meeting of Shareholders (the "Annual Meeting"). Each of the director nominees was elected and all the other proposals submitted to the Company's shareholders were approved. The following are the final voting results for each proposal presented at the Annual Meeting. Proposal 1: Elect five Class A Directors to serve three-year terms expiring in 2029. Director Nominee Number of Shares Name Class Shares For Shares Against Shares Abstained Broker Non-Votes Scott L. Carlton A 19,651,006  746,867  17,589  2,379,229  Brenda K. Clancy A 19,462,832  234,466  718,164  2,379,229  Kevin J. Leidwinger A 20,030,772  367,073  17,617  2,379,229  Glinda L. Spencer A 19,609,140  88,158  718,164  2,379,229  Susan E. Voss A 19,006,433  685,299  723,730  2,379,229  Proposal 2: Ratify the Audit Committee's appointment of Ernst & Young LLP as the Company's independent registered public accounting firm for 2026. Number of Shares Shares For Shares Against Shares Abstained Broker Non-Votes 22,047,843  731,737  15,111  —  Proposal 3: Shareholder advisory vote to approve the compensation of the Company’s named executive officers. Number of Shares Shares For Shares Against Shares Abstained Broker Non-Votes 20,096,679  306,486  12,297  2,379,229  Proposal 4: Approval of the amendment of the 2021 Non-Employee Director Stock Plan to increase the number of shares of United Fire Group, Inc. common stock available for issuance thereunder to non-employee Directors and to extend the life of the 2021 Non-Employee Director Stock Plan from December 31, 2029 to December 31, 2034. Number of Shares Shares For Shares Against Shares Abstained Broker Non-Votes 19,329,071  1,068,724  17,667  2,379,229  Item 7.01. Regulation FD Disclosure. A copy of the Company’s press release announcing the voting results of the Annual Meeting is attached as Exhibit 99.1 to this Current Report on Form 8-K. The information in this Item 7.01 and Exhibit 99.1 is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933. Item 8.01. Other Events. At a meeting of the Board of Directors of UFG held on May 20, 2026 the directors declared a $0.20 per share quarterly cash dividend, which will be paid June 19, 2026 to common stock shareholders of record as of June 5, 2026. Additionally, the directors extended the current Share Repurchase Program to August 31, 2028, and increased the number of shares of its common stock the Company is authorized to purchase under the Share Repurchase Program to 2 million shares. A copy of the Company’s related press release is attached as Exhibit 99.1 to this Current Report on Form 8-K. 1 Item 9.01. Financial Statements and Exhibits. (d)     Exhibits. Exhibit 99.1 Press release of United Fire Group, Inc. dated May 20, 2026 Exhibit 104 Cover Page Interactive Data File (embedded within the Inline XBRL document.) 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.   United Fire Group, Inc.   (Registrant)     Dated: May 20, 2026 /s/ Kevin Leidwinger   Kevin Leidwinger, Chief Executive Officer 2