Energy Recovery(ERII) - 2020 Q4 - Annual Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 Form 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 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: 001-34112 Energy Recovery, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 01-0616867 (State or Other Ju ...