0000831641-23-000061.txt : 20231121 0000831641-23-000061.hdr.sgml : 20231121 20231121214415 ACCESSION NUMBER: 0000831641-23-000061 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: Argus Roger R CENTRAL INDEX KEY: 0001721930 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-19655 FILM NUMBER: 231429838 MAIL ADDRESS: STREET 1: TETRA TECH, INC. STREET 2: 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: 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_1700621042.xml FORM 4 X0508 4 2023-11-18 0 0000831641 TETRA TECH INC TTEK 0001721930 Argus Roger R 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107 0 1 0 0 President, GS and C/I Groups 0 COMMON STOCK 2023-11-18 4 M 0 581 0 A 2700 D COMMON STOCK 2023-11-18 4 M 0 574 0 A 3274 D COMMON STOCK 2023-11-18 4 M 0 411 0 A 3685 D COMMON STOCK 2023-11-18 4 M 0 507 0 A 4192 D COMMON STOCK 2023-11-18 4 F 0 1120 165.10 D 3072 D RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) 0 2023-11-18 4 M 0 581 0 D 2020-11-18 COMMON STOCK 581 0 D RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) 0 2023-11-18 4 M 0 574 0 D 2021-11-18 COMMON STOCK 574 573 D RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) 0 2023-11-18 4 M 0 411 0 D 2022-11-18 COMMON STOCK 411 822 D RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) 0 2023-11-18 4 M 0 507 0 D 2023-11-18 COMMON STOCK 507 1521 D Represents the shares underlying restricted stock units (RSUs) which vested on 11/18/2023 and were withheld to pay the related tax liability. The RSUs become vested as to 25% of the shares on November 21, 2020, and the anniversary of that date going forward until fully vested. The RSUs are exercisable at the time of vesting and do not have a set expiration date The RSUs become vested as to 25% of the shares on November 18, 2021, and the anniversary of that date going forward until fully vested. The RSUs become vested as to 25% of the shares on November 18, 2022, and the anniversary of that date going forward until fully vested. The RSUs become vested as to 25% of the shares on November 18, 2023, and the anniversary of that date going forward until fully vested. /s/ Preston Hopson, Attorney-in-fact for Roger R. Argus 2023-11-21