0000831641-23-000111.txt : 20231122 0000831641-23-000111.hdr.sgml : 20231122 20231122201122 ACCESSION NUMBER: 0000831641-23-000111 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231121 FILED AS OF DATE: 20231122 DATE AS OF CHANGE: 20231122 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: THOMPSON J KENNETH CENTRAL INDEX KEY: 0001188787 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-19655 FILM NUMBER: 231434844 MAIL ADDRESS: STREET 1: ALASKA AIR GROUP STREET 2: 19300 PACIFIC HIGHWAY SOUTH CITY: SEATTLE STATE: WA ZIP: 98188 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_1700701871.xml FORM 4 X0508 4 2023-11-21 0 0000831641 TETRA TECH INC TTEK 0001188787 THOMPSON J KENNETH 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107 1 0 0 0 0 COMMON STOCK 2023-11-21 4 A 0 1054 0 A 14810 D COMMON STOCK 2023-11-21 4 G 0 325 0 D 14485 D RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) 0 2023-11-21 4 A 0 425 0 A 2024-11-30 COMMON STOCK 425 425 D Shares acquired pursuant to vesting of performance stock units (PSUs) earned under 2018 Equity Incentive Plan. Bona fide gift. No compensation was given to the donor for the gifting of shares. Represents an award of restricted stock units (RSUs), each unit of which represents a contingent right to receive one share of Tetra Tech common stock. The RSUs become 100% vested as to the shares underlying the RSUs on November 30, 2024. The RSUs are exercisable at the time of vesting and do not have a set expiration date. /s/ Preston Hopson, Attorney-in-fact for J. Kenneth Thompson 2023-11-22