0000831641-18-000032.txt : 20180314 0000831641-18-000032.hdr.sgml : 20180314 20180314170207 ACCESSION NUMBER: 0000831641-18-000032 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180312 FILED AS OF DATE: 20180314 DATE AS OF CHANGE: 20180314 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: 18690136 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: 0928 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_152106130447801.xml FORM 4 X0306 4 2018-03-12 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 2018-03-12 4 M 0 1461 22.53 A 38157 D COMMON STOCK 2018-03-12 4 S 0 1461 52.25 D 36696 D COMMON STOCK 2018-03-13 4 M 0 200 22.53 A 36896 D COMMON STOCK 2018-03-13 4 S 0 200 52.0875 D 36696 D STOCK OPTION (RIGHT TO BUY) 22.53 2018-03-12 4 M 0 1461 0 D 2015-11-11 2019-11-11 COMMON STOCK 1461.0 15289 D STOCK OPTION (RIGHT TO BUY) 22.53 2018-03-13 4 M 0 200 0 D 2015-11-11 2019-11-11 COMMON STOCK 200.0 15089 D The amount of securities beneficially owned has also been updated to reflect the acquisition of 123 shares of common stock pursuant to the Tetra Tech, Inc. Employee Stock Purchase Plan (ESPP) on December 15, 2017. All shares were sold at an exact price of $52.25. $52.0875 is an average price. Shares were sold at prices ranging from $52.025 to $52.15 per share. The option was fully exercisable on November 11, 2015. /s/ Steven M. Burdick, Attorney-in-Fact for Richard A. Lemmon 2018-03-14