0000831641-20-000150.txt : 20201120 0000831641-20-000150.hdr.sgml : 20201120 20201120200158 ACCESSION NUMBER: 0000831641-20-000150 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20201118 FILED AS OF DATE: 20201120 DATE AS OF CHANGE: 20201120 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: LEMMON RICHARD A CENTRAL INDEX KEY: 0001187157 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-19655 FILM NUMBER: 201334017 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] IRS NUMBER: 954148514 STATE OF INCORPORATION: DE FISCAL YEAR END: 0927 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_160592050152898.xml FORM 4 X0306 4 2020-11-18 0 0000831641 TETRA TECH INC TTEK 0001187157 LEMMON RICHARD A 3475 EAST FOOTHILL BOULEVARD PASADENA, CA 91107 0 1 0 0 SVP, Corporate Administration COMMON STOCK 2020-11-18 4 M 0 539 0 A 43411 D COMMON STOCK 2020-11-18 4 M 0 408 0 A 43819 D COMMON STOCK 2020-11-18 4 A 0 7556 0 A 51375 D COMMON STOCK 2020-11-18 4 F 0 5136 122 D 46239 D RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) 0.0 2020-11-18 4 M 0 539 0 D 2019-11-18 2022-11-18 COMMON STOCK 539.0 1078 D RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) 0.0 2020-11-18 4 M 0 408 0 D 2020-11-18 2023-11-21 COMMON STOCK 408.0 1221 D RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) 0.0 2020-11-19 4 A 0 1230 0 A 2021-11-18 2024-11-19 COMMON STOCK 1230.0 1230 D Shares automatically acquired upon the vesting of restricted stock units (RSUs). Shares acquired pursuant to vesting of performance stock units (PSUs) earned under 2015 Equity Incentive Plan. Represents the combined number of shares withheld to pay the related tax liability on a total of 7,556 performance stock units (PSUs) and 1,954 restricted stock units (RSUs) which vested on 11/18/2020. The restricted stock units (RSUs) become vested as to 25% of the shares underlying the RSUs on November 18, 2019, and on each of anniversary of that date until the RSUs are fully vested. The RSUs become vested as to 25% of the shares on November 18, 2020, and the anniversary of that date going forward until fully vested. The RSUs become vested as to 25% of the shares on November 18, 2021, and the anniversary of that date going forward until fully vested. /s/ Preston Hopson, Attorney-in-fact for Richard A. Lemmon 2020-11-20