0000831641-18-000041.txt : 20180316 0000831641-18-000041.hdr.sgml : 20180316 20180316185648 ACCESSION NUMBER: 0000831641-18-000041 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180316 FILED AS OF DATE: 20180316 DATE AS OF CHANGE: 20180316 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: 18697050 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_152124099445988.xml FORM 4 X0306 4 2018-03-16 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 2018-03-16 4 M 0 15089 22.53 A 51785 D COMMON STOCK 2018-03-16 4 S 0 15089 51.086 D 36696 D STOCK OPTION (RIGHT TO BUY) 22.53 2018-03-16 4 M 0 15089 0 D 2015-11-11 2019-11-11 COMMON STOCK 15089.0 0 D $51.086 is an average price. Shares were sold at prices ranging from $50.85to $51.20 per share. The option was fully exercisable on November 11, 2015. /s/ Steven M. Burdick, Attorney-in-Fact for Richard A. Lemmon 2018-03-16