0000831641-21-000012.txt : 20210201 0000831641-21-000012.hdr.sgml : 20210201 20210201183728 ACCESSION NUMBER: 0000831641-21-000012 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210129 FILED AS OF DATE: 20210201 DATE AS OF CHANGE: 20210201 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: O'Rourke Brendan M. CENTRAL INDEX KEY: 0001758350 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-19655 FILM NUMBER: 21578177 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: 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_161222262826946.xml FORM 4 X0306 4 2021-01-29 0 0000831641 TETRA TECH INC TTEK 0001758350 O'Rourke Brendan M. 3475 EAST FOOTHILL BLVD. PASADENA CA 91107 0 1 0 0 SVP, Enterprise Risk Mgmt. COMMON STOCK 2021-01-29 4 M 0 250 0 A 1708 D COMMON STOCK 2021-01-29 4 F 0 94 121.57 D 1614 D RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) 0.0 2021-01-29 4 M 0 250 0 D 2019-01-29 2022-01-29 COMMON STOCK 250.0 250 D Shares were automatically acquired upon the vesting of restricted stock units (RSUs). Amount of securities beneficially owned was updated to reflect that 58 shares of common stock were acquired by the Reporting Person on December 15, 2020, pursuant to the Tetra Tech, Inc. Employee Stock Purchase Plan (ESPP). Represents the number of shares withheld to pay the related tax liability on the restricted stock units (RSUs) which vested on 01/29/2021. The closing trading price of the underlying common stock on 01/29/2021 when the RSUs vested. The RSUs became vested as to 25% of the shares on January 29, 2019, and the anniversary of that date going forward until fully vested. /s/ Preston Hopson, Attorney-in-fact for Brendan O'Rourke 2021-02-01