0000831641-24-000109.txt : 20241203 0000831641-24-000109.hdr.sgml : 20241203 20241203195934 ACCESSION NUMBER: 0000831641-24-000109 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20241130 FILED AS OF DATE: 20241203 DATE AS OF CHANGE: 20241203 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: CARTER BRIAN N CENTRAL INDEX KEY: 0001561742 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-19655 FILM NUMBER: 241524353 MAIL ADDRESS: STREET 1: 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] 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_1733273968.xml FORM 4 X0508 4 2024-11-30 0 0000831641 TETRA TECH INC TTEK 0001561742 CARTER BRIAN N 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107 0 1 0 0 SVP, Corporate Controller 0 COMMON STOCK 2024-11-30 4 M 0 1520 0 A 50052 D COMMON STOCK 2024-11-30 4 F 0 828 41.51 D 49224 D RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) 2024-11-30 4 M 0 1520 0 D 2024-11-30 COMMON STOCK 1520 4550 D Represents the shares underlying restricted stock units (RSUs) that vested on November 30, 2024, and were withheld to pay the related tax liability. Represents an award of RSUs, each unit of which represents a contingent right to receive one share of Tetra Tech common stock. The RSUs become vested as to 25% of the shares on November 30, 2025, and 25% annually, thereafter, until fully vested. The RSUs are exercisable at the time of vesting and do not have a set expiration date. On September 6, 2024, the balance of 1,214 shares was updated pursuant to a 5 to 1 forward stock split, resulting in an additional 4,856 shares of common stock. /s/ Preston Hopson, Attorney-in-fact for Brian N. Carter 2024-12-03