Item 7.01 Regulation FD Disclosure Uniti Group Inc. (the “ Company” or “ Uniti”) has made available on its Investor Relations website certain supplemental materials regarding the Company’s financial results and business operations (the “ Supplemental Information”). The Supplemental Information is being furnished herewith as Exhibit 99.1 and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (“ Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be incorporated by reference into any registration statement or other document pursuant to the Securities Act of 1933, as amended, or the Exchange Act, except as otherwise expressly stated in such filing. This Current Report on Form 8-K, including the information furnished pursuant to Item 7.01 and the related Item 9.01 hereto, contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. The words “anticipates,” “believes,” “could,” “estimates,” “expects,” “intends,” “may,” “plans,” “projects,” “will,” “would,” “predicts” and similar expressions are intended to identify forward-looking statements, although not all forward-looking statements contain these identifying words. Uniti may not actually achieve the plans, intentions or expectations disclosed in its forward-looking statements, and you should not place undue reliance on the forward-looking statements. These statements are based on management's current expectations and beliefs. Future results may differ materially from the plans, intentions and expectations disclosed in the forward-looking statements that Uniti makes. These forward-looking statements involve risks and uncertainties, known and unknown, that could cause events and results to differ materially from those in the forward-looking statements, including, without limitation: unanticipated difficulties or expenditures relating to the merger of Uniti and Windstream; competition and overbuilding in consumer service areas and general competition in business markets; risks related to Uniti’s indebtedness, which could reduce funds available for business purposes and operational flexibility; rapid changes in technology, which could affect its ability to compete; risks relating to information technology system failures, network disruptions, and failure to protect, loss of, or unauthorized access to, or release of, data; risks related to various forms of regulation from the Federal Communications Commission, state regulatory commissions and other government entities and effects of unfavorable legal proceedings, government investigations, and complex and changing laws; risks inherent in the communications industry and associated with general economic conditions; and additional factors described in our reports filed with the SEC. Uniti expressly disclaims any obligation to release publicly any updates or revisions to any of the forward-looking statements set forth in this presentation to reflect any change in its expectations or any change in events, conditions or circumstances on which any statement is based.

Item 9.01 Financial Statements and Exhibits (d) Exhibits Exhibit Description Number 99.1 Uniti Group Inc. Pro Forma Supplemental Financial Information dated September 4, 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. Date: September 4, 2025 UNITI GROUP INC. ──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────── By: /s/ Daniel L. Heard Name: Daniel L. Heard Title: Senior Executive Vice President, General Counsel & Secretary