UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (D) OF THE SECURITIES AND EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (D) OF THE SECURITIES AND EXCHANGE ACT OF 1934 For the transition period from _to 001-36555 (Commission File Number) MARATHON DIGITAL HOLDINGS, INC. (Exact Name of Registrant as Specified in Charter) | --- | --- | ...