0001437749-21-004145.txt : 20210225 0001437749-21-004145.hdr.sgml : 20210225 20210225183827 ACCESSION NUMBER: 0001437749-21-004145 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210223 FILED AS OF DATE: 20210225 DATE AS OF CHANGE: 20210225 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Gordon Charles R CENTRAL INDEX KEY: 0001467058 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-35328 FILM NUMBER: 21682512 MAIL ADDRESS: STREET 1: C/O INSITUFORM TECHNOLOGIES, INC. STREET 2: 17988 EDISON AVENUE CITY: CHESTERFIELD STATE: MO ZIP: 63005 FORMER NAME: FORMER CONFORMED NAME: Gordon Charles R. DATE OF NAME CHANGE: 20090624 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Aegion Corp CENTRAL INDEX KEY: 0000353020 STANDARD INDUSTRIAL CLASSIFICATION: WATER, SEWER, PIPELINE, COMM AND POWER LINE CONSTRUCTION [1623] IRS NUMBER: 133032158 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 17988 EDISON AVENUE CITY: CHESTERFIELD STATE: MO ZIP: 63005 BUSINESS PHONE: 6365308000 MAIL ADDRESS: STREET 1: 17988 EDISON AVENUE CITY: CHESTERFIELD STATE: MO ZIP: 63005 FORMER COMPANY: FORMER CONFORMED NAME: INSITUFORM TECHNOLOGIES INC DATE OF NAME CHANGE: 19930617 FORMER COMPANY: FORMER CONFORMED NAME: INSITUFORM OF NORTH AMERICA INC/TN/ DATE OF NAME CHANGE: 19930617 FORMER COMPANY: FORMER CONFORMED NAME: INSITUFORM OF NORTH AMERICA INC DATE OF NAME CHANGE: 19921217 4 1 rdgdoc.xml FORM 4 X0306 4 2021-02-23 0000353020 Aegion Corp AEGN 0001467058 Gordon Charles R 17988 EDISON AVE. CHESTERFIELD MO 63005 1 1 President & CEO Common Stock 2021-02-23 4 A 0 18041 0 A 331525 D Common Stock 2021-02-23 4 F 0 8074 25.88 D 323451 D Common Stock 5455 I Individual Retirement Account Vesting of performance units granted to the reporting person on February 19, 2018 as part of the Company's 2018-2020 performance unit grant. In connection with the vesting of the reporting person's February 19, 2018 performance unit award (18,041 shares issued), the reporting person surrendered 8,074 shares of the issuer's Class A common stock, $0.01 par value per share, to the issuer for payment of tax liabilities. /s/ Mark A. Menghini, as Attorney-in-Fact for Charles R. Gordon 2021-02-25