0001187157-12-000002.txt : 20120313 0001187157-12-000002.hdr.sgml : 20120313 20120313112143 ACCESSION NUMBER: 0001187157-12-000002 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20120309 FILED AS OF DATE: 20120313 DATE AS OF CHANGE: 20120313 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: 12686160 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 edgar.xml PRIMARY DOCUMENT X0304 4 2012-03-09 0000831641 TETRA TECH INC TTEK 0001187157 LEMMON RICHARD A 3475 EAST FOOTHILL BOULEVARD PASADENA, CA 91107 0 1 0 0 SENIOR VICE PRESIDENT COMMON STOCK 2011-12-30 4 A 0 272 18.3515 A 17064 D COMMON STOCK 2012-03-09 4 M 0 5000 12.84 A 22064 D COMMON STOCK 2012-03-09 4 S 0 5000 24.5119 D 17064 D COMMON STOCK 2012-03-09 4 M 0 5000 12.84 A 22064 D COMMON STOCK 2012-03-09 4 S 0 5000 24.50 D 17064 D STOCK OPTION 12.84 2012-03-09 4 M 0 5000 0 D 2003-12-23 2012-12-23 COMMON STOCK 5000 202712 D STOCK OPTION 12.84 2012-03-09 4 M 0 5000 0 D 2003-12-23 2012-12-23 COMMON STOCK 5000 197712 D Consists of 272 shares acquired under the Tetra Tech, Inc. Employee Stock Purchase Plan (an exempt transaction under Rule 16b-3(c)). The option was fully vested as of December 23, 2006. The option was fully vested as of December 23, 2006. DAN L. BATRACK for RICHARD A. LEMMON 2012-03-13