0001437749-20-025419.txt : 20201215 0001437749-20-025419.hdr.sgml : 20201215 20201215182023 ACCESSION NUMBER: 0001437749-20-025419 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20201211 FILED AS OF DATE: 20201215 DATE AS OF CHANGE: 20201215 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: MAO ROBERT YU LANG CENTRAL INDEX KEY: 0001232218 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34112 FILM NUMBER: 201390744 MAIL ADDRESS: STREET 1: C/O 3COM CORPORATION STREET 2: 350 CAMPUS DRIVE CITY: MARLBOROUGH STATE: MA ZIP: 01752 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Energy Recovery, Inc. CENTRAL INDEX KEY: 0001421517 STANDARD INDUSTRIAL CLASSIFICATION: SPECIAL INDUSTRY MACHINERY, NEC [3559] IRS NUMBER: 010616867 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1717 DOOLITTLE DRIVE CITY: SAN LEANDRO STATE: CA ZIP: 94577 BUSINESS PHONE: (510) 483-7370 MAIL ADDRESS: STREET 1: 1717 DOOLITTLE DRIVE CITY: SAN LEANDRO STATE: CA ZIP: 94577 4 1 rdgdoc.xml FORM 4 X0306 4 2020-12-11 0001421517 Energy Recovery, Inc. ERII 0001232218 MAO ROBERT YU LANG C/O ENERGY RECOVERY, INC. 1717 DOOLITTLE DRIVE SAN LEANDRO CA 94577 1 1 President and CEO Common Stock 2020-12-11 4 M 0 45708 2.49 A 227111 D Common Stock 2020-12-11 4 S 0 9500 12.2188 D 217611 D Stock Option (Right to Buy) 2.49 2020-12-11 4 M 0 45708 0 D 2022-08-15 Common Stock 45708 0 D This figure is the weighted average sales price of multiple trades ranging from $12.16 to $12.40 per share. The Reporting Person undertakes to provide the SEC Staff, ERI or a shareholder of ERI full information about the number of shares sold at each separate price upon request. Payment of tax obligation by selling securities. This stock option was granted on August 15, 2012. All of the options are fully vested and exercisable. /s/ William Yeung, Attorney-in-Fact for Robert Yu Lang Mao 2020-12-15