UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 Title of each class Trading Symbol(s) Name of each exchange on which registered Common Stock, $0.01 par value ABEO Nasdaq Capital Market FORM 10-Q (Mark one) [X] QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2020 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 ...