UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 SUN COMMUNITIES, INC. (Exact Name of Registrant as Specified in its Charter) Maryland 1-12616 38-2730780 (State of Incorporation) Commission file number (I.R.S. Employer Identification No.) 27777 Franklin Rd,Suite 300, Southfield, Michigan 48034 (Address of Principal Executive Offices) (Zip Code) (24 ...