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, 2023 Commission file number 001-36177 GlycoMimetics, Inc. (Exact name of Registrant as specified in its charter) Delaware 06-1686563 (State or other jurisdiction of (IRS Employer incorporation or organization) Identification No.) 9708 Medical Center Drive Rockville, Maryland 20850 (Address of principal ex ...