Company Update

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 May 11, 2026 Date of Report (Date of earliest event reported)       Commission File No.    Exact Name of Registrants as Specified in their Charters, Address and Telephone Number    State of Incorporation    I.R.S. Employer Identification Nos.    Former name, former address and former fiscal year, if changed since last report 1-14201    SEMPRA       California    33-0732627    No change    488 8th Avenue             San Diego , California 92101             ( 619 ) 696-2000          1-01402    SOUTHERN CALIFORNIA GAS COMPANY       California    95-1240705    No change    555 West 5th Street             Los Angeles , California 90013             ( 213 ) 244-1200              Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrants 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   Name of Each Exchange on Which Registered SEMPRA:     Sempra Common Stock, without par value   SRE   New York Stock Exchange Sempra 5.75% Junior Subordinated Notes Due 2079, $25 par value   SREA   New York Stock Exchange SOUTHERN CALIFORNIA GAS COMPANY: None Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR 230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR 240.12b-2).        Emerging growth company SEMPRA    ☐ SOUTHERN CALIFORNIA GAS 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.   SEMPRA    ☐ SOUTHERN CALIFORNIA GAS COMPANY    ☐       Item 8.01 Other Events. On May 11, 2026, Southern California Gas Company (the “Company”), an indirect subsidiary of Sempra, entered into an underwriting agreement (the “Underwriting Agreement”) with BNP Paribas Securities Corp., CIBC World Markets Corp., Mizuho Securities USA LLC and Wells Fargo Securities, LLC, as the representatives of the several underwriters named on Schedule I thereto (the “Underwriters”), pursuant to which the Company agreed to issue and sell to the Underwriters, severally and not jointly, $650,000,000 aggregate principal amount of its 5.900% First Mortgage Bonds, Series FFF, due 2056 (the “Bonds”) for resale at a public offering price of 99.536% of the aggregate principal amount of the Bonds, in a registered public offering under a prospectus supplement and related prospectus filed with the U.S. Securities and Exchange Commission pursuant to the Company’s effective shelf registration statement on Form S-3 (File No. 333-295219). A copy of the Underwriting Agreement is filed as Exhibit 1.1 to this Current Report on Form 8-K and is incorporated herein by reference. The summary set forth above is qualified in its entirety by reference to such exhibit. This Current Report on Form 8-K does not constitute an offer to sell or the solicitation of an offer to buy any securities nor will there be any sale of these securities in any jurisdiction in which, or to any person to whom, such offer, solicitation or sale would be unlawful. These securities are only offered by means of the prospectus supplement and related prospectus referred to above. Item 9.01 Financial Statements and Exhibits. (d) Exhibits.   Exhibit Number    Exhibit Description 1.1    Underwriting Agreement, dated May 11, 2026, among Southern California Gas Company and BNP Paribas Securities Corp., CIBC World Markets Corp., Mizuho Securities USA LLC and Wells Fargo Securities, LLC, as the representatives of the several underwriters named therein. 104    Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101). SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrants have duly caused this report to be signed on their behalf by the undersigned hereunto duly authorized.       SEMPRA,     (Registrant) Date: May 12, 2026       By:   /s/ Dyan Z. Wold       Dyan Z. Wold Vice President, Controller and Chief Accounting Officer     SOUTHERN CALIFORNIA GAS COMPANY,     (Registrant) Date: May 12, 2026       By:   /s/ Sara P. Mijares       Sara P. Mijares Vice President, Controller and Chief Accounting Officer