Results of Operations

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: June 27, 2025 (Date of earliest event reported)     GENCOR INDUSTRIES, INC. (Exact name of registrant as specified in its charter)     5201 North Orange Blossom Trail , Orlando , Florida 32810 (Address of principal executive offices) (Zip Code) (407) 290-6000 (Registrant’s telephone number, including area code)   Delaware   001-11703   59-0933147 (State or other jurisdiction of incorporated or organization)   Commission File Number   (I.R.S. Employer Identification No.)     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 (see General Instruction A.2. below):   ☐ 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 or to be registered pursuant to Section 12(b) of the Act   Title of Each Class   Trading Symbol(s)   Name of Exchange on which registered Common Stock ($.10 Par Value)   GENC   NYSE American LLC 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 2.02. Results of Operations and Financial Condition. On June 27, 2025 Gencor Industries, Inc. issued a press release announcing its financial results for the full year and fourth quarter of fiscal 2024. A copy of the press release is attached as Exhibit 99.1. The information in this Form 8-K and the Exhibit attached hereto 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, except as shall be expressly set forth by specific reference in such filing.   Item 9.01. Financial Statements and Exhibits. (d) Exhibits   99.1    Earnings Release dated June 27, 2025 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.       GENCOR INDUSTRIES, INC. June 27, 2025     By:   /s/ Marc G. Elliott       Marc G. Elliott, President June 27, 2025     By:   /s/ Eric E. Mellen       Eric E. Mellen, Chief Financial Officer