Reg FD Disclosure

U NITED S TATES S ECURITIES AND E XCHANGE C OMMISSION W ASHINGTON , 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 16, 2025     C HESAPEAKE U TILITIES C ORPORATION (Exact name of registrant as specified in its charter)     Delaware   001-11590   51-0064146 (State or other jurisdiction of   (Commission   (I.R.S. Employer incorporation or organization)   File Number)   Identification No.) 500 Energy Lane , Dover , DE 19901 (Address of principal executive offices, including Zip Code) ( 302 ) 734-6799 (Registrant's Telephone Number, including Area Code)   (Former name, former address and former fiscal year, if changed since last report.)     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 - par value per share $0.4867 CPK New York Stock Exchange, Inc. 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))   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 7.01 Regulation FD Disclosure.      On May 18 – 20, 2025, management from Chesapeake Utilities Corporation (the “Company”) will be meeting with investors, analysts, and other members of the financial community during the 2025 American Gas Association (AGA) Financial Forum. The Company will also be making a formal presentation to these constituents on May 18, 2025. The Company’s investor presentation includes certain forward-looking information. A copy of this investor presentation material is attached to this Current Report on Form 8-K (this “Report”) as Exhibit 99.1. The investor presentation material is also available in the “Investors/Events & Presentations/Other Events” section of the Company’s website (www.chpk.com). The information contained in this Item 7.01 and in Exhibit 99.1 attached to this Report is being furnished and shall not be deemed filed for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of such section. Furthermore, such information shall not be deemed to be incorporated by reference into any registration statement or other document filed pursuant to the Securities Act of 1933, as amended. Item 9.01. Financial Statements and Exhibits. (d)   Exhibits. Exhibit 99.1 - 2025 AGA Financial Forum Presentation Exhibit 104 - Cover Page Interactive Data File (embedded within the Inline XBRL document) 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.   C HESAPEAKE U TILITIES C ORPORATION /s/ Beth W. Cooper Beth W. Cooper Executive Vice President, Chief Financial Officer, Treasurer, and Assistant Corporate Secretary Date: May 16, 2025