0000831641-19-000047.txt : 20190503 0000831641-19-000047.hdr.sgml : 20190503 20190503164850 ACCESSION NUMBER: 0000831641-19-000047 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20190501 FILED AS OF DATE: 20190503 DATE AS OF CHANGE: 20190503 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: CHRISTENSEN CRAIG L CENTRAL INDEX KEY: 0001206709 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-19655 FILM NUMBER: 19796897 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: 0929 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_155691651654625.xml FORM 4 X0306 4 2019-05-01 0 0000831641 TETRA TECH INC TTEK 0001206709 CHRISTENSEN CRAIG L 3475 EAST FOOTHILL BOULEVARD PASADENA, CA 91107 0 1 0 0 SVP, CIO COMMON STOCK 2019-05-01 4 S 0 624 65 D 34317 D Pursuant to an automatic 10b5-1 trading plan. /s/ Preston Hopson III, Attorney-in-fact for Craig L. Christensen 2019-05-03