0000831641-18-000023.txt : 20180223 0000831641-18-000023.hdr.sgml : 20180223 20180223160758 ACCESSION NUMBER: 0000831641-18-000023 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180221 FILED AS OF DATE: 20180223 DATE AS OF CHANGE: 20180223 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: THOMPSON J KENNETH CENTRAL INDEX KEY: 0001188787 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-19655 FILM NUMBER: 18636598 MAIL ADDRESS: STREET 1: ALASKA AIR GROUP STREET 2: 19300 PACIFIC HIGHWAY SOUTH CITY: SEATTLE STATE: WA ZIP: 98188 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_151942006147878.xml FORM 4 X0306 4 2018-02-21 0 0000831641 TETRA TECH INC TTEK 0001188787 THOMPSON J KENNETH 3475 EAST FOOTHILL BOULEVARD PASADENA, CA 91107 1 0 0 0 COMMON STOCK 2018-02-21 4 M 0 8000 22.40 A 26296 D COMMON STOCK 2018-02-21 4 S 0 8000 50.0087 D 18296 D COMMON STOCK 2018-02-23 5 G 0 E 500 0 D 17796 D STOCK OPTION (RIGHT TO BUY) 22.4 2018-02-21 4 M 0 8000 0 D 2010-03-01 2019-03-01 COMMON STOCK 8000.0 0 D $50.0087 is an average price. Shares were sold at prices ranging from $50.0050 to $50.0500 per share. The reporting person donated 500 shares of common stock on February 23, 2018. Bona fide gift. No compensation was given to the donor for the gifting of shares. The option became exercisable as to 100% of the shares on the anniversary of its grant date. /s/ Steven M. Burdick for J. Kenneth Thompson 2018-02-23