ZAI LAB(ZLAB) - 2023 Q1 - Quarterly Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ____________________ FORM 10-Q ____________________ (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHAN ACT OF 1934 For the quarterly period ended March 31, 2023 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHAN ACT OF 1934 For the transition period from ______ to ______ Commission File Number: 001-38205 ____________________ ZAI LAB LIMITED (Exact Name of Registrant as Speci ...