0000831641-23-000028.txt : 20230608 0000831641-23-000028.hdr.sgml : 20230608 20230608184725 ACCESSION NUMBER: 0000831641-23-000028 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230607 FILED AS OF DATE: 20230608 DATE AS OF CHANGE: 20230608 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: 231003357 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 wf-form4_168626443551604.xml FORM 4 X0407 4 2023-06-07 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 2023-06-07 4 S 0 2234 156.91 D 7818 D The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $156.81 to $157.24, inclusive. /s/ Preston Hopson, Attorney-in-fact for Brian N. Carter 2023-06-08