0000831641-21-000144.txt : 20211124 0000831641-21-000144.hdr.sgml : 20211124 20211124200208 ACCESSION NUMBER: 0000831641-21-000144 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20211122 FILED AS OF DATE: 20211124 DATE AS OF CHANGE: 20211124 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Ritrievi Kimberly E CENTRAL INDEX KEY: 0001592089 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-19655 FILM NUMBER: 211448854 MAIL ADDRESS: STREET 1: 3475 E. FOOTHILL BLVD. 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: 1003 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 wf-form4_163780210835077.xml FORM 4 X0306 4 2021-11-22 0 0000831641 TETRA TECH INC TTEK 0001592089 Ritrievi Kimberly E 3475 EAST FOOTHILL BOULEVARD PASADENA, CA 91107 1 0 0 0 COMMON STOCK 2021-11-22 4 G 0 530 0 D 32846 D COMMON STOCK 2021-11-23 4 G 0 265 0 D 32581 D RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) 0.0 2021-11-23 4 A 0 318 0 A 2022-11-18 2022-11-19 COMMON STOCK 318.0 318 D Bona fide gifts to charitable organizations. No compensation was given to the donor for the gifting of shares. The restricted stock units (RSUs) become 100% vested as to the shares underlying the RSUs on November 18, 2022. /s/ Preston Hopson, Attorney-in-fact for Kimberly E. Ritrievi 2021-11-24