Executive Change

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 ​ Date of Report (Date of Earliest Event Reported): July 31, 2025 ​ ​ UDR, Inc. (Exact name of registrant as specified in its charter) ​ ​ ​ ​ ​ ​ ​ Maryland ​ 1-10524 ​ 54-0857512 (State or other jurisdiction ​ (Commission ​ (I.R.S. Employer of incorporation) ​ File Number) ​ Identification No.) ​ ​ ​ ​ ​ 1745 Shea Center Drive, Suite 200 , Highlands Ranch , Colorado ​ ​ ​ 80129 (Address of principal executive offices) ​ ​ ​ (Zip Code) ​ Registrant’s telephone number, including area code: ( 720 )  283-6120 ​ 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 Section 12(b) of the Act: Title of each class Trading Symbol(s) Name of each exchange on which registered Common Stock , par value $0.01 UDR 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 Rule 12b-2 of the Securities Exchange 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.    ☐ ​ ​ Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. ​ Retirement and Resignation of a Director ​ On July 31, 2025, Clint D. McDonnough, advised the Board of Directors (the “Board”) of UDR, Inc. (the “Company”) of his decision to immediately retire and resign as a director of the Company. Mr. McDonnough’s decision to retire and resign as a director of the Company was not the result of any disagreement with the Company on any matter related to the Company’s operations, policies, or practices . In connection with Mr. McDonnough’s retirement and resignation, the Board approved a reduction in the size of the Board from nine members to eight members. ​ Mr. McDonnough served as a director of the Company since 2016. Mr. McDonnough most recently served as a member of the Audit and Risk Management Committee and the Executive Committee of the Board, and previously served for five years as Chair of the Audit and Risk Management Committee. The Company and the Board express their deepest appreciation for Mr. McDonnough’s years of dedicated service on the Board and many contributions to the Company . ​ ​ ​ ​ ​ 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. ​ ​ ​ ​ ​ ​ ​ ​ UDR, Inc. ​ ​ ​ ​  August 4, 2025 ​ By: ​  /s/ Keith Benson ​ ​ ​ ​  Keith Benson ​ ​ ​ ​  Senior Vice President and Chief Legal Officer ​ ​ ​ ​   ​ ​ ​ ​