0000831641-23-000115.txt : 20231128 0000831641-23-000115.hdr.sgml : 20231128 20231128163248 ACCESSION NUMBER: 0000831641-23-000115 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231127 FILED AS OF DATE: 20231128 DATE AS OF CHANGE: 20231128 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Argus Roger R CENTRAL INDEX KEY: 0001721930 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-19655 FILM NUMBER: 231446925 MAIL ADDRESS: STREET 1: TETRA TECH, INC. STREET 2: 3475 EAST FOOTHILL BOULEVARD CITY: PASADENA STATE: CA ZIP: 91107 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: TETRA TECH INC CENTRAL INDEX KEY: 0000831641 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-ENGINEERING SERVICES [8711] IRS NUMBER: 954148514 STATE OF INCORPORATION: DE FISCAL YEAR END: 1001 BUSINESS ADDRESS: STREET 1: 3475 EAST FOOTHILL BOULEVARD CITY: PASADENA STATE: CA ZIP: 91107 BUSINESS PHONE: 6263514664 MAIL ADDRESS: STREET 1: 3475 EAST FOOTHILL BOULEVARD CITY: PASADENA STATE: CA ZIP: 91107 4 1 wk-form4_1701207157.xml FORM 4 X0508 4 2023-11-27 0 0000831641 TETRA TECH INC TTEK 0001721930 Argus Roger R 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107 0 1 0 0 President, GS and C/I Groups 0 COMMON STOCK 2023-11-27 4 S 0 3670 163.92 D 2119 D All shares sold at an exact price. /s/ Preston Hopson, Attorney-in-fact for Roger R. Argus 2023-11-28