Reg FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report: July 30, 2024 Exact Name of Registrant Commission I.R.S. Employer as Specified in Its Charter File Number Identification No. Hawaiian Electric Industries, Inc. 1-8503 99-0208097 State of Hawaii (State or other jurisdiction of incorporation)   1001 Bishop Street, Suite 2900 , Honolulu , Hawaii   96813 (Address of principal executive offices and zip code)   Registrant’s telephone number, including area code:  ( 808 ) 543-5662   Not applicable (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 12(b) of the Act: Registrant Title of each class Trading Symbol(s) Name of each exchange on which registered Hawaiian Electric Industries, Inc. Common Stock, Without Par Value HE New York Stock Exchange 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 Rule12b-2 of the Securities 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. ☐ Explanatory Note. On July 31, 2024, HEI furnished a Current Report on Form 8-K ("Original 8-K"), which included an exhibit ("HEI Exhibit 99"), “American Savings Bank Reports Second Quarter 2024 Financial Results” that was furnished as Exhibit 99 under Item 9.01 (“Original Release”). This Form 8-K/A is being furnished solely to amend HEI Exhibit 99 of Item 9.01 of the Original 8-K to delete from the first page of the Original Release the words "or regulatory capital ratios" from (i) the third bullet and (ii) the last line of the first full paragraph. A copy of the corrected news release is furnished as Exhibit 99 to this Current Report on Form 8-K/A ("Corrected Release"). The Corrected Release supersedes the Original Release in its entirety. No other changes have been made to the Original 8-K. Item 7.01 Regulation FD Disclosure. The Corrected Release is furnished as Exhibit 99 to this Current Report on Form 8-K/A. The information furnished in connection with this current report on Form 8-K/A shall not be deemed “ filed ” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the Exchange Act), or incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing. Item 9.01 Financial Statements and Exhibits.      (d) Exhibits Exhibit 99 News release, dated July 30, 2024, “American Savings Bank Reports Second Quarter 2024 Financial Results” 104 Cover Page Interactive Data File (embedded within the Inline XBRL document) 1 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 thereunto duly authorized. HAWAIIAN ELECTRIC INDUSTRIES, INC. (Registrant) /s/ Scott T. DeGhetto Scott T. DeGhetto Executive Vice President,    Chief Financial Officer and Treasurer (Principal Financial Officer) Date: July 31, 2024 2