UNITED STATES SECURITIES AND EXCHANGE COMMISSI ON 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 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-35000 Walker & Dunlop, Inc. (Exact name of registrant as specified in its charter) Maryland 80-0629925 (State or other jurisdiction of incorpo ...