Item 8.01. Other Events. In connection with Digital Realty Trust, Inc.’s (the “Company”) acquisition of Columbia Capital, the Company is registering the resale of certain shares of common stock that were issued as consideration in the transaction pursuant to a prospectus supplement being filed with the Securities and Exchange Commission on the date hereof. A copy of the legal opinion of Venable LLP regarding certain Maryland law issues concerning the shares of common stock that may be offered and sold pursuant to the prospectus supplement and the accompanying prospectus is filed herewith as Exhibit 5.1 and is incorporated herein by reference. This Current Report shall not constitute an offer to sell or the solicitation of an offer to buy nor shall there be any sale of these securities in any state in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state. Item 9.01. Financial Statements and Exhibits. (d) Exhibits Exhibit No. Description 5.1 Opinion of Venable LLP. 23.1 Consent of Venable LLP (included in Exhibit 5.1). 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 registrants have duly caused this report to be signed on their behalf by the undersigned hereunto duly authorized. Date: August 19, 2026 Digital Realty Trust, Inc. By: /s/ JEANNIE LEE Jeannie Lee Executive Vice President, General Counsel and Secretary Digital Realty Trust, L.P. By: Digital Realty Trust, Inc. Its general partner By: /s/ JEANNIE LEE Jeannie Lee Executive Vice President, General Counsel and Secretary