0000831641-23-000047.txt : 20231115 0000831641-23-000047.hdr.sgml : 20231115 20231115165919 ACCESSION NUMBER: 0000831641-23-000047 CONFORMED SUBMISSION TYPE: 5 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231001 FILED AS OF DATE: 20231115 DATE AS OF CHANGE: 20231115 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Hopson Preston III CENTRAL INDEX KEY: 0001728969 FILING VALUES: FORM TYPE: 5 SEC ACT: 1934 Act SEC FILE NUMBER: 000-19655 FILM NUMBER: 231411340 MAIL ADDRESS: STREET 1: 3475 E FOOTHILL BLVD 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 5 1 wk-form5_1700085549.xml FORM 5 X0508 5 2023-10-01 0 0 0 0000831641 TETRA TECH INC TTEK 0001728969 Hopson Preston III 3475 EAST FOOTHILL BLVD. PASADENA CA 91107 0 1 0 0 SVP, General Counsel 0 COMMON STOCK 10433 D Amount of securities beneficially owned was updated to reflect that 38 shares of common stock were acquired by the Reporting Person on December 15, 2022, pursuant to the Tetra Tech, Inc. Employee Stock Purchase Plan (ESPP). /s/ Preston Hopson 2023-11-15