0000831641-24-000005.txt : 20240201 0000831641-24-000005.hdr.sgml : 20240201 20240201172321 ACCESSION NUMBER: 0000831641-24-000005 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240130 FILED AS OF DATE: 20240201 DATE AS OF CHANGE: 20240201 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Obiaya Christiana CENTRAL INDEX KEY: 0001902712 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-19655 FILM NUMBER: 24587971 MAIL ADDRESS: STREET 1: 130 W UNION STREET CITY: PASADENA STATE: CA ZIP: 91103 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: TETRA TECH INC CENTRAL INDEX KEY: 0000831641 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-ENGINEERING SERVICES [8711] ORGANIZATION NAME: 07 Trade & Services IRS NUMBER: 954148514 STATE OF INCORPORATION: DE FISCAL YEAR END: 0929 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_1706826187.xml FORM 4 X0508 4 2024-01-30 0 0000831641 TETRA TECH INC TTEK 0001902712 Obiaya Christiana 3475 E. FOOTHILL BLVD. PASADENA CA 91107 1 0 0 0 0 COMMON STOCK 2024-01-30 4 M 0 337 0 A 337 D RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) 0 2024-01-30 4 M 0 337 0 D 2024-01-30 COMMON STOCK 337 0 D The restricted stock units (RSUs) become vested as to 100% of the shares underlying the RSUs on January 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 Christiana Obiaya 2024-02-01