0000831641-23-000121.txt : 20231205 0000831641-23-000121.hdr.sgml : 20231205 20231205185701 ACCESSION NUMBER: 0000831641-23-000121 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231204 FILED AS OF DATE: 20231205 DATE AS OF CHANGE: 20231205 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: CARTER BRIAN N CENTRAL INDEX KEY: 0001561742 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-19655 FILM NUMBER: 231468057 MAIL ADDRESS: STREET 1: 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_1701820607.xml FORM 4 X0508 4 2023-12-04 0 0000831641 TETRA TECH INC TTEK 0001561742 CARTER BRIAN N 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107 0 1 0 0 SVP, Corporate Controller 0 COMMON STOCK 2023-12-04 4 S 0 1474 165.58 D 8360 D All shares sold at an exact price. /s/ Preston Hopson, Attorney-in-fact for Brian N. Carter 2023-12-05