UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K x ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. For the Fiscal Year Ended January 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 Number 001-31756 ARGAN, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 13-1947195 (State or Other Jurisdiction ...