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Sec Filings Insider Trading - Tetra Tech Inc. (TTEK)
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"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch ==>> What is insider trading>>
TTEK Insider Trading Transactions for Tetra Tech Inc.
Tetra Tech Inc: Insider Trading and Stock Options
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Common stock purchase or sale:
Transaction
& Date		 Reported
Date		 Company Symbol Insider
Relationship		 Shares
Traded		 Average
Price		 Total
Amount		 Shares
Ownership		 Filing
2008-08-22
Sale		 2008-08-22
7:46 pm		 TETRA TECH INC TTEK TRULY RICHARD H
(Director)		 10,500 $28.62 $300,550 1,500
(Direct)		 View
2008-08-06
Sale		 2008-08-07
11:20 am		 TETRA TECH INC TTEK KING DAVID W
(CHIEF FINANCIAL OFFICER)		 25,000 $29 $725,000 9,619
(Direct)		 View
2008-08-04
Sale		 2008-08-06
5:16 pm		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 700 $29.23 $20,462 21,425
(Direct)		 View
2008-08-04
Sale		 2008-08-06
5:11 pm		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 24,584 $29.1 $715,316 21,425
(Direct)		 View
2008-08-04
Sale		 2008-08-06
5:06 pm		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 24,716 $28.87 $713,515 21,425
(Direct)		 View
2008-06-10
Sale		 2008-06-11
12:58 pm		 TETRA TECH INC TTEK HAUN PATRICK D
(SENIOR VICE PRESIDENT)		 5,000 $25.9 $129,483 6,728
(Direct)		 View
2008-05-29
Sale		 2008-05-30
5:21 pm		 TETRA TECH INC TTEK LEMMON RICHARD A
(SENIOR VICE PRESIDENT)		 12,875 $26.75 $344,409 9,888
(Direct)		 View
2008-05-29
Sale		 2008-05-30
12:28 pm		 TETRA TECH INC TTEK BIEBER MICHAEL A
(VICE PRESIDENT)		 25,000 $26.75 $668,769 6,460
(Direct)		 View
2008-05-29
Sale		 2008-05-30
12:17 pm		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 4,600 $25.96 $119,416 68,729
(Direct)		 View
2008-05-28-
-2009-05-28
Sale		 2008-05-30
12:09 pm		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 21,385 $25.88 $553,500 68,729
(Direct)		 View
2005-06-29
Sale		 2005-07-01
3:13 pm		 TETRA TECH INC TTEK WHALEN DANIEL A
(Director)		 374,992 $13.34 $5,002,393 374,992
(Indirect)		 View
2004-08-13
Sale		 2004-08-16
12:26 pm		 TETRA TECH INC TTEK FAUST CHARLES R
(VICE PRESIDENT)		 800 $16.22 $12,974 17,628
(Direct)		 View
2003-08-26
Sale		 2003-08-27
7:26 pm		 TETRA TECH INC TTEK SAY ARKAN
(Vice President)		 9,061 $17.75 $160,833 33,000
(Direct)		 View
Other transactions:
Transaction
& Date		 Reported
Date		 Company Symbol Insider
Relationship		 Shares
Traded		 Average
Price		 Total
Amount		 Shares
Ownership		 Filing
2008-11-14
Option Award		 2008-11-18
5:57 pm		 TETRA TECH INC TTEK SHOEMAKER LESLIE L
(VICE PRESIDENT)		 3,300 $0 $0 12,516
(Direct)		 View
2008-11-14
Option Award		 2008-11-18
5:15 pm		 TETRA TECH INC TTEK CHU RONALD J
(SENIOR VICE PRESIDENT)		 3,500 $0 $0 3,879
(Direct)		 View
2008-11-14
Option Award
Tax Withholding		 2008-11-18
4:51 pm		 TETRA TECH INC TTEK SMITH DOUGLAS G
(SENIOR VICE PRESIDENT)		 6,074 $5.837 $35,454 33,405
(Direct)		 View
2008-11-14
Option Award
Tax Withholding		 2008-11-18
1:21 pm		 TETRA TECH INC TTEK BURDICK STEVEN M
(SENIOR VICE PRESIDENT)		 3,991 $2.004 $7,998 10,545
(Direct)		 View
2008-11-14
Option Award		 2008-11-18
12:40 pm		 TETRA TECH INC TTEK THOMPSON J KENNETH
(Director)		 1,600 $0 $0 4,100
(Direct)		 View
2008-11-14
Option Award		 2008-11-18
12:28 pm		 TETRA TECH INC TTEK TRULY RICHARD H
(Director)		 1,600 $0 $0 3,100
(Direct)		 View
2008-11-14
Option Award		 2008-11-18
12:15 pm		 TETRA TECH INC TTEK LEWIS J CHRISTOPHER
(Director)		 1,600 $0 $0 31,618
(Direct)		 View
2008-11-14
Option Award		 2008-11-18
12:11 pm		 TETRA TECH INC TTEK SMITH ALBERT E
(CHAIRMAN
Director)		 1,833 $0 $0 23,258
(Direct)		 View
2008-11-14
Option Award
Tax Withholding		 2008-11-18
10:12 am		 TETRA TECH INC TTEK KING DAVID W
(CHIEF FINANCIAL OFFICER)		 6,048 $2.007 $12,141 14,237
(Direct)		 View
2008-11-14
Option Award		 2008-11-18
10:07 am		 TETRA TECH INC TTEK HADEN PATRICK C
(Director)		 1,600 $0 $0 3,100
(Direct)		 View
2008-11-14
Option Award		 2008-11-18
10:02 am		 TETRA TECH INC TTEK HADEN PATRICK C
(Director)		 1,600 $0 $0 3,100
(Direct)		 View
2008-11-14
Option Award		 2008-11-18
09:57 am		 TETRA TECH INC TTEK GRANT HUGH M
(Director)		 1,600 $0 $0 3,100
(Direct)		 View
2008-11-14
Option Award
Tax Withholding		 2008-11-18
09:54 am		 TETRA TECH INC TTEK SALIN JANIS B
(VICE PRESIDENT)		 3,991 $2.004 $7,998 11,212
(Direct)		 View
2008-11-14
Option Award		 2008-11-18
09:43 am		 TETRA TECH INC TTEK ROGERS DONALD I JR
(SENIOR VICE PRESIDENT)		 4,446 $0 $0 12,874
(Direct)		 View
2008-11-14
Option Award
Tax Withholding		 2008-11-18
09:37 am		 TETRA TECH INC TTEK LEMMON RICHARD A
(SENIOR VICE PRESIDENT)		 3,991 $2.004 $7,998 12,937
(Direct)		 View
2008-11-14
Option Award
Tax Withholding		 2008-11-17
8:31 pm		 TETRA TECH INC TTEK CHRISTENSEN CRAIG L
(VICE PRESIDENT)		 3,991 $2.004 $7,998 19,599
(Direct)		 View
2008-11-14
Option Award
Tax Withholding		 2008-11-17
8:23 pm		 TETRA TECH INC TTEK BROWNLIE WILLIAM R
(SENIOR VICE PRESIDENT)		 5,296 $1.741 $9,220 58,991
(Direct)		 View
2008-11-14
Option Award
Tax Withholding		 2008-11-17
8:18 pm		 TETRA TECH INC TTEK BIEBER MICHAEL A
(VICE PRESIDENT)		 3,991 $2.004 $7,998 9,509
(Direct)		 View
2008-11-14
Option Award		 2008-11-17
8:14 pm		 TETRA TECH INC TTEK HAUN PATRICK D
(SENIOR VICE PRESIDENT)		 126 $0 $0 6,854
(Direct)		 View
2008-11-14
Option Award		 2008-11-17
7:54 pm		 TETRA TECH INC TTEK BOX SAM W
(PRESIDENT)		 333 $0 $0 31,915
(Direct)		 View
2008-11-14
Option Award
Tax Withholding		 2008-11-17
7:48 pm		 TETRA TECH INC TTEK BATRACK DAN L
(CHIEF EXECUTIVE OFFICER
Director)		 24,596 $0.9872 $24,281 90,465
(Direct)		 View
2007-12-31
Option Award(A)		 2008-10-31
6:43 pm		 TETRA TECH INC TTEK CHRISTENSEN CRAIG L
(VICE PRESIDENT)		 145 $17.86 $2,590 14,889
(Direct)		 View
2008-08-22
Exercise		 2008-08-22
7:46 pm		 TETRA TECH INC TTEK TRULY RICHARD H
(Director)		 10,500 $20.05 $210,530 4,000
(Direct)		 View
2008-08-06
Exercise		 2008-08-07
11:20 am		 TETRA TECH INC TTEK KING DAVID W
(CHIEF FINANCIAL OFFICER)		 25,000 $24.56 $614,000 33,781
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:16 pm		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 700 $16.88 $11,816 21,825
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:11 pm		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 24,584 $16.88 $414,978 21,909
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:06 pm		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 24,716 $16.88 $417,206 21,825
(Direct)		 View
2008-06-10
Exercise		 2008-06-11
12:58 pm		 TETRA TECH INC TTEK HAUN PATRICK D
(SENIOR VICE PRESIDENT)		 5,000 $16.07 $80,350 9,228
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
5:21 pm		 TETRA TECH INC TTEK LEMMON RICHARD A
(SENIOR VICE PRESIDENT)		 12,875 $8.858 $114,042 22,388
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:28 pm		 TETRA TECH INC TTEK BIEBER MICHAEL A
(VICE PRESIDENT)		 25,000 $17.59 $439,848 6,560
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:17 pm		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 4,600 $12.84 $59,064 71,829
(Direct)		 View
2008-05-28-
-2008-05-29
Exercise		 2008-05-30
12:09 pm		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 21,385 $12.62 $269,831 68,829
(Direct)		 View
2007-12-31
Option Award		 2008-01-03
8:04 pm		 TETRA TECH INC TTEK WALSH MARK A
(SENIOR VICE PRESIDENT)		 279 $17.86 $4,983 6,762
(Direct)		 View
2005-11-28
Exercise		 2005-12-13
5:00 pm		 TETRA TECH INC TTEK HWANG LI-SAN
(Director)		 15,260 $7.782 $118,759 798,494
(Direct)		 View
2005-06-29
Option Award		 2005-07-01
3:13 pm		 TETRA TECH INC TTEK WHALEN DANIEL A
(Director)		 374,992 $13.34 $5,002,393 374,992
(Indirect)		 View
2004-06-01
Option Award		 2004-06-02
6:08 pm		 TETRA TECH INC TTEK HANEY JAMES T
(EXECUTIVE VICE PRESIDENT)		 332 $14.42 $4,786 624
(Direct)		 View
2004-06-01
Option Award		 2004-06-02
6:00 pm		 TETRA TECH INC TTEK JASKA JAMES M
(PRESIDENT
Director)		 347 $14.42 $5,002 2,073
(Direct)		 View
(A) Indicate amendment filing.
Stock options: Exercise, Award, Grant, Conversion
Transaction
& Date		 Reported
Date		 Exercisable
Expiration		 Company Symbol Insider
Relationship		 Shares
Traded		 Conversion
Price		 Shares
Ownership		 Filing
2008-11-14
Option Award		 2008-11-18
5:57 pm		 2012-11-14
2016-11-14		 TETRA TECH INC TTEK SHOEMAKER LESLIE L
(VICE PRESIDENT)		 16,750 $16.98 46,132
(Direct)		 View
2008-11-14
Option Award		 2008-11-18
5:15 pm		 2012-11-14
2016-11-14		 TETRA TECH INC TTEK CHU RONALD J
(SENIOR VICE PRESIDENT)		 17,750 $16.98 37,750
(Direct)		 View
2008-11-14
Option Award		 2008-11-18
4:51 pm		 2012-11-14
2016-11-14		 TETRA TECH INC TTEK SMITH DOUGLAS G
(SENIOR VICE PRESIDENT)		 18,500 $16.98 71,900
(Direct)		 View
2008-11-14
Option Award		 2008-11-18
1:21 pm		 2012-11-14
2016-11-14		 TETRA TECH INC TTEK BURDICK STEVEN M
(SENIOR VICE PRESIDENT)		 16,750 $16.98 108,250
(Direct)		 View
2008-11-14
Option Award		 2008-11-18
10:12 am		 2012-11-14
2016-11-14		 TETRA TECH INC TTEK KING DAVID W
(CHIEF FINANCIAL OFFICER)		 27,500 $16.98 165,000
(Direct)		 View
2008-11-14
Option Award		 2008-11-18
09:54 am		 2012-11-14
2016-11-14		 TETRA TECH INC TTEK SALIN JANIS B
(VICE PRESIDENT)		 16,750 $16.98 140,250
(Direct)		 View
2008-11-14
Option Award		 2008-11-18
09:43 am		 2012-11-14
2016-11-14		 TETRA TECH INC TTEK ROGERS DONALD I JR
(SENIOR VICE PRESIDENT)		 21,000 $16.98 104,800
(Direct)		 View
2008-11-14
Option Award		 2008-11-18
09:37 am		 2012-11-14
2016-11-14		 TETRA TECH INC TTEK LEMMON RICHARD A
(SENIOR VICE PRESIDENT)		 16,750 $16.98 208,250
(Direct)		 View
2008-11-14
Option Award		 2008-11-17
8:31 pm		 2012-11-14
2016-11-14		 TETRA TECH INC TTEK CHRISTENSEN CRAIG L
(VICE PRESIDENT)		 16,750 $16.98 134,925
(Direct)		 View
2008-11-14
Option Award		 2008-11-17
8:23 pm		 2012-11-14
2016-11-14		 TETRA TECH INC TTEK BROWNLIE WILLIAM R
(SENIOR VICE PRESIDENT)		 22,650 $16.98 82,600
(Direct)		 View
2008-11-14
Option Award		 2008-11-17
8:18 pm		 2012-11-14
2016-11-14		 TETRA TECH INC TTEK BIEBER MICHAEL A
(VICE PRESIDENT)		 16,750 $16.98 100,000
(Direct)		 View
2008-11-14
Option Award		 2008-11-17
8:14 pm		 2012-11-14
2016-11-14		 TETRA TECH INC TTEK HAUN PATRICK D
(SENIOR VICE PRESIDENT)		 3,500 $16.98 69,445
(Direct)		 View
2008-11-14
Option Award		 2008-11-17
8:14 pm		 2012-11-14
2016-11-14		 TETRA TECH INC TTEK HAUN PATRICK D
(SENIOR VICE PRESIDENT)		 3,500 $16.98 23,146
(Indirect)		 View
2008-11-14
Option Award		 2008-11-17
7:54 pm		 2012-11-14
2016-11-16		 TETRA TECH INC TTEK BOX SAM W
(PRESIDENT)		 20,000 $16.98 195,000
(Direct)		 View
2008-11-14
Option Award		 2008-11-17
7:48 pm		 2012-11-14
2016-11-14		 TETRA TECH INC TTEK BATRACK DAN L
(CHIEF EXECUTIVE OFFICER
Director)		 50,000 $16.98 283,700
(Direct)		 View
2008-08-22
Exercise		 2008-08-22
7:46 pm		 2005-03-01
2014-03-01		 TETRA TECH INC TTEK TRULY RICHARD H
(Director)		 600 $21.41 41,900
(Direct)		 View
2008-08-22
Exercise		 2008-08-22
7:46 pm		 2005-03-01
2014-03-01		 TETRA TECH INC TTEK TRULY RICHARD H
(Director)		 7,400 $21.41 34,500
(Direct)		 View
2008-08-22
Exercise		 2008-08-22
7:46 pm		 2004-08-01
2013-08-01		 TETRA TECH INC TTEK TRULY RICHARD H
(Director)		 2,500 $15.7 32,000
(Direct)		 View
2008-08-06
Exercise		 2008-08-07
11:20 am		 2005-01-20
2014-01-20		 TETRA TECH INC TTEK KING DAVID W
(CHIEF FINANCIAL OFFICER)		 838 $24.56 161,662
(Direct)		 View
2008-08-06
Exercise		 2008-08-07
11:20 am		 2005-01-20
2014-01-20		 TETRA TECH INC TTEK KING DAVID W
(CHIEF FINANCIAL OFFICER)		 24,162 $24.56 137,500
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:16 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 100 $16.88 144,517
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:16 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 200 $16.88 144,317
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:16 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 400 $16.88 143,917
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:11 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 3,100 $16.88 166,101
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:11 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 100 $16.88 166,001
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:11 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 2,500 $16.88 163,501
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:11 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 2,400 $16.88 161,101
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:11 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 700 $16.88 160,401
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:11 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 800 $16.88 159,601
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:11 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 300 $16.88 159,301
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:11 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 100 $16.88 159,201
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:11 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 500 $16.88 158,701
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:11 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 2,100 $16.88 156,601
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:11 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 200 $16.88 156,401
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:11 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 400 $16.88 156,001
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:11 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 4,100 $16.88 151,901
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:11 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 6,800 $16.88 145,101
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:11 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 484 $16.88 144,617
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:06 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 8,499 $16.88 185,418
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:06 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 400 $16.88 185,018
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:06 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 2,200 $16.88 182,818
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:06 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 100 $16.88 182,718
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:06 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 2,400 $16.88 180,318
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:06 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 500 $16.88 179,818
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:06 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 500 $16.88 179,318
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:06 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 500 $16.88 178,818
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:06 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 1,100 $16.88 177,718
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:06 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 300 $16.88 177,418
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:06 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 300 $16.88 177,118
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:06 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 600 $16.88 176,518
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:06 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 300 $16.88 176,218
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:06 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 6,617 $16.88 169,601
(Direct)		 View
2008-08-04
Exercise		 2008-08-06
5:06 pm		 2006-09-01
2015-09-01		 TETRA TECH INC TTEK SMITH ALBERT E
(Director)		 400 $16.88 169,201
(Direct)		 View
2008-06-10
Exercise		 2008-06-11
12:58 pm		 2004-07-31
2013-07-31		 TETRA TECH INC TTEK HAUN PATRICK D
(SENIOR VICE PRESIDENT)		 200 $16.07 70,745
(Direct)		 View
2008-06-10
Exercise		 2008-06-11
12:58 pm		 2004-07-31
2013-07-31		 TETRA TECH INC TTEK HAUN PATRICK D
(SENIOR VICE PRESIDENT)		 1,400 $16.07 69,345
(Direct)		 View
2008-06-10
Exercise		 2008-06-11
12:58 pm		 2004-07-31
2013-07-31		 TETRA TECH INC TTEK HAUN PATRICK D
(SENIOR VICE PRESIDENT)		 400 $16.07 68,945
(Direct)		 View
2008-06-10
Exercise		 2008-06-11
12:58 pm		 2004-07-31
2013-07-31		 TETRA TECH INC TTEK HAUN PATRICK D
(SENIOR VICE PRESIDENT)		 500 $16.07 68,445
(Direct)		 View
2008-06-10
Exercise		 2008-06-11
12:58 pm		 2004-07-31
2013-07-31		 TETRA TECH INC TTEK HAUN PATRICK D
(SENIOR VICE PRESIDENT)		 2,500 $16.07 65,945
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
5:21 pm		 1999-12-09
2008-12-09		 TETRA TECH INC TTEK LEMMON RICHARD A
(SENIOR VICE PRESIDENT)		 275 $13.28 204,100
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
5:21 pm		 1999-12-09
2008-12-09		 TETRA TECH INC TTEK LEMMON RICHARD A
(SENIOR VICE PRESIDENT)		 100 $13.28 204,000
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
5:21 pm		 2000-11-15
2009-11-15		 TETRA TECH INC TTEK LEMMON RICHARD A
(SENIOR VICE PRESIDENT)		 12,500 $8.725 191,500
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:28 pm		 2002-01-16
2011-01-16		 TETRA TECH INC TTEK BIEBER MICHAEL A
(VICE PRESIDENT)		 3,750 $21.8 104,500
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:28 pm		 2005-08-15
2012-11-05		 TETRA TECH INC TTEK BIEBER MICHAEL A
(VICE PRESIDENT)		 6,000 $19.55 98,500
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:28 pm		 2008-05-18
2015-01-18		 TETRA TECH INC TTEK BIEBER MICHAEL A
(VICE PRESIDENT)		 12,401 $15.79 86,099
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:28 pm		 2008-05-18
2015-01-18		 TETRA TECH INC TTEK BIEBER MICHAEL A
(VICE PRESIDENT)		 2,049 $15.79 84,050
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:28 pm		 2008-05-18
2015-01-18		 TETRA TECH INC TTEK BIEBER MICHAEL A
(VICE PRESIDENT)		 100 $15.79 83,950
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:28 pm		 2008-05-18
2015-01-18		 TETRA TECH INC TTEK BIEBER MICHAEL A
(VICE PRESIDENT)		 400 $15.79 83,550
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:28 pm		 2008-05-18
2015-01-18		 TETRA TECH INC TTEK BIEBER MICHAEL A
(VICE PRESIDENT)		 200 $15.79 83,350
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:28 pm		 2008-05-18
2015-01-18		 TETRA TECH INC TTEK BIEBER MICHAEL A
(VICE PRESIDENT)		 100 $15.79 83,250
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:17 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 300 $12.84 238,000
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:17 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 100 $12.84 237,900
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:17 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 100 $12.84 237,800
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:17 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 1,000 $12.84 236,800
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:17 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 3,100 $12.84 233,700
(Direct)		 View
2008-05-28
Exercise		 2008-05-30
12:09 pm		 2000-11-08
2009-11-08		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 2,891 $15.6 256,794
(Direct)		 View
2008-05-28
Exercise		 2008-05-30
12:09 pm		 2000-11-15
2009-11-15		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 3,094 $8.725 253,700
(Direct)		 View
2008-05-28
Exercise		 2008-05-30
12:09 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 1,342 $12.84 252,358
(Direct)		 View
2008-05-28
Exercise		 2008-05-30
12:09 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 500 $12.84 251,858
(Direct)		 View
2008-05-28
Exercise		 2008-05-30
12:09 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 100 $12.84 251,758
(Direct)		 View
2008-05-28
Exercise		 2008-05-30
12:09 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 300 $12.84 251,458
(Direct)		 View
2008-05-28
Exercise		 2008-05-30
12:09 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 400 $12.84 251,058
(Direct)		 View
2008-05-28
Exercise		 2008-05-30
12:09 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 300 $12.84 250,758
(Direct)		 View
2008-05-28
Exercise		 2008-05-30
12:09 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 800 $12.84 249,958
(Direct)		 View
2008-05-28
Exercise		 2008-05-30
12:09 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 273 $12.84 249,685
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:09 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 500 $12.84 249,185
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:09 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 1,900 $12.84 247,285
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:09 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 489 $12.84 246,796
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:09 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 8,396 $12.84 238,400
(Direct)		 View
2008-05-29
Exercise		 2008-05-30
12:09 pm		 2003-12-23
2012-12-23		 TETRA TECH INC TTEK BATRACK DAN L
(CHAIRMAN AND CEO
Director)		 100 $12.84 238,300
(Direct)		 View
2005-11-28
Exercise		 2005-12-13
5:00 pm		 1996-12-08
2005-12-08		 TETRA TECH INC TTEK HWANG LI-SAN
(Director)		 15,260 $7.782 300,489
(Direct)		 View
2004-03-01
Option Award		 2004-03-02
1:15 pm		 2005-03-01
2014-03-01		 TETRA TECH INC TTEK SHELTON JAMES J
(Director)		 8,000 $21.41 38,880
(Direct)		 View
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