0001972362-23-000280.txt : 20230602 0001972362-23-000280.hdr.sgml : 20230602 20230602183602 ACCESSION NUMBER: 0001972362-23-000280 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20230602 DATE AS OF CHANGE: 20230602 SUBJECT COMPANY: 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 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 000-19655 FILM NUMBER: 23990666 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 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: THOMPSON J KENNETH CENTRAL INDEX KEY: 0001188787 FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: ALASKA AIR GROUP STREET 2: 19300 PACIFIC HIGHWAY SOUTH CITY: SEATTLE STATE: WA ZIP: 98188 144 1 primary_doc.xml 144 0001188787 XXXXXXXX LIVE 0000831641 TETRA TECH INC 000-19655 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107 6263514664 THOMPSON J KENNETH Director COMMON ETRADE FINANCIAL CORPORATION

3 EDISON DRIVE ALPHARETTA GA 30005

5000 761564.66 53200000 06/02/2023 NASDAQ COMMON 11/18/2020 PERFORMANCE SHARES ISSUER N 3600 11/18/2020 COMPENSATION COMMON 11/23/2021 PERFORMANCE SHARES ISSUER N 1400 11/23/2021 COMPENSATION Y 06/02/2023 /s/ James Kenneth Thompson