0000831641-23-000075.txt : 20231121 0000831641-23-000075.hdr.sgml : 20231121 20231121215226 ACCESSION NUMBER: 0000831641-23-000075 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231118 FILED AS OF DATE: 20231121 DATE AS OF CHANGE: 20231121 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Maguire Joanne M CENTRAL INDEX KEY: 0001368472 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-19655 FILM NUMBER: 231429858 MAIL ADDRESS: STREET 1: 6801 ROCKLEDGE DRIVE CITY: BETHESDA STATE: MD ZIP: 20817 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_1700621537.xml FORM 4 X0508 4 2023-11-18 0 0000831641 TETRA TECH INC TTEK 0001368472 Maguire Joanne M 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107 1 0 0 0 0 COMMON STOCK 2023-11-18 4 M 0 380 0 A 14940 D RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) 0 2023-11-18 4 M 0 380 0 D 2023-11-18 COMMON STOCK 380 0 D The restricted stock units (RSUs) become vested as to 100% of the shares underlying the RSUs on November 18, 2023. The RSUs are exercisable at the time of vesting and do not have a set expiration date. /s/ Preston Hopson, Attorney-in-fact for Joanne M. Maguire 2023-11-21