0000831641-20-000127.txt : 20201120 0000831641-20-000127.hdr.sgml : 20201120 20201120165704 ACCESSION NUMBER: 0000831641-20-000127 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20201119 FILED AS OF DATE: 20201120 DATE AS OF CHANGE: 20201120 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Volpi Kirsten M CENTRAL INDEX KEY: 0001582882 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-19655 FILM NUMBER: 201333236 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: 0927 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_160590941148834.xml FORM 4 X0306 4 2020-11-19 0 0000831641 TETRA TECH INC TTEK 0001582882 Volpi Kirsten M 3475 EAST FOOTHILL BOULEVARD PASADENA, CA 91107 1 0 0 0 RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) 0.0 2020-11-19 4 A 0 410 0 A 2021-11-18 2021-11-19 COMMON STOCK 410.0 410 D 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 Kirsten M. Volpi 2020-11-20