VRT: Acquisition or asset disposal · Company disclosure

Item 7.01 Regulation FD On October 27, 2026, the Company issued a press release announcing the completion of the Acquisition of UIG. The full text of the press release is attached as Exhibit 99.1 to this Current Report and is incorporated by reference herein. This information, including Exhibit 99.1 attached hereto, 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 into 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 filing. Item 9.01 (d) Financial Statements and Exhibits Exhibit No. Exhibit Description 99.1 Press release of Vertiv Holdings Co, dated October 27, 2026 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. Date: October 27, 2026 Vertiv Holdings Co /s/ Craig Chamberlin Name: Craig Chamberlin Title: Chief Financial Officer