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) April 22, 2024 OPTIMUMBANK HOLDINGS, INC. (Exact name of registrant as specified in its charter) Florida 000-50755 55-0865043 (State or other jurisdiction (Commission (IRS employer of incorporation) file number) identification no.) 2929 East Commercial Boulevard 33308 Ft. Lauderdale, Florida (Zi ...