| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 09, 2017 | Option Exercise | $23.38 | 42,395 | 991,273 | 79,499 | Nov 13, 2017, 07:11 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 09, 2017 | Sale | $50.00 | 42,395 | 2,119,750 | 57,979 | Nov 13, 2017, 07:11 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Oct 27, 2017 | Option Exercise | $22.53 | 696 | 15,681 | 37,800 | Oct 31, 2017, 06:35 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Oct 27, 2017 | Sale | $50.00 | 696 | 34,800 | 37,104 | Oct 31, 2017, 06:35 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Oct 24, 2017 | Option Exercise | $22.53 | 14,112 | 317,943 | 51,216 | Oct 26, 2017, 04:33 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Oct 24, 2017 | Sale | $50.00 | 14,112 | 705,600 | 37,104 | Oct 26, 2017, 04:33 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | May 04, 2017 | Option Exercise | $23.48 | 32,951 | 773,689 | 70,055 | May 05, 2017, 06:26 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | May 04, 2017 | Sale | $46.00 | 32,951 | 1,515,861 | 37,104 | May 05, 2017, 06:26 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 21, 2016 | Option Exercise | $41.25 | 400 | 16,500 | 37,362 | Nov 23, 2016, 04:37 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 22, 2016 | Option Exercise | $42.80 | 1,463 | 62,616 | 37,221 | Nov 23, 2016, 04:37 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 20, 2016 | Option Exercise | $40.80 | 434 | 17,707 | 37,762 | Nov 22, 2016, 06:52 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 16, 2016 | Option Exercise | $41.65 | 339 | 14,119 | 34,745 | Nov 17, 2016, 09:57 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EVP, RESOURCE MGMT. & ENERGY | Jul 21, 2016 | Sale | $32.00 | 29,413 | 941,216 | 34,041 | Jul 22, 2016, 06:03 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EVP, RESOURCE MGMT. & ENERGY | Jul 21, 2016 | Option Exercise | $25.55 | 29,413 | 751,502 | 63,454 | Jul 22, 2016, 06:03 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 21, 2015 | Option Exercise | $27.16 | 400 | 10,864 | 34,270 | Nov 24, 2015, 07:26 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 22, 2015 | Option Exercise | $27.16 | 1,463 | 39,735 | 34,129 | Nov 24, 2015, 07:26 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 16, 2015 | Option Exercise | $26.85 | 340 | 9,129 | 32,119 | Nov 18, 2015, 05:05 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Dec 15, 2014 | Option Exercise | $21.44 | 233 | 4,995 | 31,415 | Jun 05, 2015, 07:49 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 22, 2014 | Option Exercise | $27.26 | 1,465 | 39,936 | 31,181 | Dec 03, 2014, 02:16 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 22, 2014 | Option Exercise | $27.26 | 1,155 | 31,485 | 31,491 | Nov 25, 2014, 03:07 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 16, 2014 | Option Exercise | $27.01 | 340 | 9,183 | 31,929 | Nov 18, 2014, 09:18 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Jan 17, 2014 | Option Exercise | $19.39 | 27,750 | 538,195 | 48,975 | Jan 21, 2014, 05:18 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Jan 17, 2014 | Sale | $30.00 | 27,750 | 832,500 | 31,225 | Jan 21, 2014, 05:18 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Oct 29, 2013 | Sale | $27.00 | 5,000 | 135,000 | 26,309 | Jan 21, 2014, 05:09 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 16, 2013 | Option Exercise | $28.87 | 341 | 9,845 | 26,785 | Nov 19, 2013, 08:50 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Oct 29, 2013 | Option Exercise | $17.85 | 6,000 | 107,090 | 31,082 | Oct 30, 2013, 05:20 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Oct 29, 2013 | Sale | $27.00 | 6,000 | 162,000 | 26,082 | Oct 30, 2013, 05:20 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 16, 2012 | Option Exercise | $24.26 | 1,930 | 46,822 | 26,905 | Nov 21, 2012, 02:46 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 16, 2012 | Option Exercise | $24.26 | 3,299 | 80,034 | 28,012 | Nov 20, 2012, 11:07 AM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Dec 30, 2011 | Option Exercise | $18.35 | 272 | 4,992 | 20,239 | May 10, 2012, 11:28 AM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 30, 2011 | Option Exercise | $18.54 | 4,000 | 74,160 | 23,967 | Nov 30, 2011, 08:01 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 30, 2011 | Sale | $21.94 | 4,000 | 87,740 | 19,967 | Nov 30, 2011, 08:01 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 14, 2011 | Option Exercise | $22.45 | 2,117 | 47,529 | 19,967 | Nov 16, 2011, 12:27 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Dec 31, 2010 | Option Exercise | $21.30 | 234 | 4,984 | 14,377 | Jan 13, 2011, 12:14 PM | |
| TTEK | TETRA TECH INC | CHU RONALD J | EXECUTIVE VICE PRESIDENT | Nov 15, 2010 | Option Exercise | $23.36 | 428 | 9,998 | 14,143 | Nov 16, 2010, 05:41 PM |
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