0000831641-21-000101.txt : 20211122 0000831641-21-000101.hdr.sgml : 20211122 20211122194306 ACCESSION NUMBER: 0000831641-21-000101 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20211118 FILED AS OF DATE: 20211122 DATE AS OF CHANGE: 20211122 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: 211434262 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: 1003 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_163762817314002.xml FORM 4 X0306 4 2021-11-18 0 0000831641 TETRA TECH INC TTEK 0001368472 Maguire Joanne M 3475 EAST FOOTHILL BOULEVARD PASADENA, CA 91107 1 0 0 0 COMMON STOCK 2021-11-18 4 M 0 410 0 A 10222 D RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) 0.0 2021-11-18 4 M 0 410 0 D 2021-11-18 2021-11-19 COMMON STOCK 410.0 0 D Shares automatically acquired upon the vesting of restricted stock units (RSUs). The restricted stock units (RSUs) become 100% vested as to the shares underlying the RSUs on November 18, 2021. /s/ Preston Hopson, Attorney-in-fact for Joanne M. Maguire 2021-11-22