Energy Recovery(ERII) - 2025 Q4 - Annual Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 Form10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year enDdecdember 31, 2025 Energy Recovery, Inc. (Exact Name of Registrant as Specified in its Charter) (State or Other Jurisdiction of Incorporation) (I.R.S. Employer Identification No.) Delaware 01-0616867 1717 Doolittle Drive San Leand,rCoalifornia94577 (Address of Principal Executive Offices) (Zip Code) ☐ TRANSITI ...