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TETRA TECH INC (TTEK)
All trades on this company by insiders. Hover over bubbles for specific trade details. Drag along the graph for custom price change. Green - Buy, Red - Sell, Orange - Congress Member.
Industrials
Engineering & Construction
DATE
INSIDER
COMPANY
OWNED SHARES
SHARES TRADED
PRICE
NET TOTAL
SELL
22 Feb 2024
BURDICK STEVEN M
EVP, CFO, Officer
TETRA TECH INC
(TTEK)
29,890
-20%
7,515
$175.67
$1,320,160.00
SELL
14 Feb 2024
THOMPSON J KENNETH
Director
TETRA TECH INC
(TTEK)
10,985
-24%
3,500
$177.24
$620,336.20
SELL
9 Feb 2024
CARTER BRIAN N
SVP, Corporate Controller, Officer
TETRA TECH INC
(TTEK)
8,360
-40%
5,580
$176.52
$984,981.00
SELL
5 Feb 2024
THOMPSON J KENNETH
Director
TETRA TECH INC
(TTEK)
14,485
-36%
8,400
$165.00
$1,386,000.00
SELL
5 Feb 2024
BURDICK STEVEN M
EVP, CFO, Officer
TETRA TECH INC
(TTEK)
37,405
-16%
7,128
$165.01
$1,176,182.00
SELL
13 Jun 2023
THOMPSON J KENNETH
Director
TETRA TECH INC
(TTEK)
17,836
-12%
2,500
$156.21
$390,525.03
SELL
7 Jun 2023
CARTER BRIAN N
SVP, Corporate Controller, Officer
TETRA TECH INC
(TTEK)
7,818
-22%
2,234
$156.91
$350,536.94
SELL
2 Jun 2023
THOMPSON J KENNETH
Director
TETRA TECH INC
(TTEK)
20,336
-19%
5,000
$152.31
$761,564.50
SELL
16 Feb 2023
Volpi Kirsten M
Director
TETRA TECH INC
(TTEK)
11,563
-7%
900
$145.74
$131,167.08
SELL
8 Feb 2023
Ritrievi Kimberly E
Director
TETRA TECH INC
(TTEK)
29,940
-5%
1,800
$151.09
$271,962.00
SELL
6 Feb 2023
BURDICK STEVEN M
EVP, CFO, Officer
TETRA TECH INC
(TTEK)
39,771
-20%
10,515
$151.18
$1,589,613.50
SELL
15 Dec 2022
BATRACK DAN L
CHAIRMAN AND CEO, Director, Officer
TETRA TECH INC
(TTEK)
48,487
-38%
30,000
$153.63
$4,608,786.00
SELL
14 Dec 2022
LEWIS J CHRISTOPHER
Director
TETRA TECH INC
(TTEK)
62,623
-18%
14,649
$157.56
$2,308,066.00
SELL
6 Dec 2022
Volpi Kirsten M
Director
TETRA TECH INC
(TTEK)
12,603
-5%
700
$154.61
$108,224.56
SELL
18 Nov 2022
Hopson Preston III
SVP, General Counsel, Officer
TETRA TECH INC
(TTEK)
10,395
-25%
3,616
$157.52
$569,592.30
SELL
18 Nov 2022
Hudkins Jill
President, Officer
TETRA TECH INC
(TTEK)
3,080
-39%
2,000
$154.79
$309,580.12
SELL
14 Nov 2022
THOMPSON J KENNETH
Director
TETRA TECH INC
(TTEK)
23,308
-13%
3,500
$158.98
$556,444.40
SELL
25 Aug 2022
LEWIS J CHRISTOPHER
Director
TETRA TECH INC
(TTEK)
85,886
-16%
16,800
$143.62
$2,412,846.20
SELL
19 Aug 2022
Volpi Kirsten M
Director
TETRA TECH INC
(TTEK)
11,275
-9%
1,200
$144.66
$173,593.69
SELL
1 Jun 2022
Volpi Kirsten M
Director
TETRA TECH INC
(TTEK)
12,475
-4%
550
$135.41
$74,476.93
SELL
18 Mar 2022
BROWNLIE WILLIAM R
SVP, Chief Engineer, Officer
TETRA TECH INC
(TTEK)
87,876
-9%
8,967
$165.13
$1,480,694.80
SELL
17 Mar 2022
HADEN PATRICK C
Director
TETRA TECH INC
(TTEK)
3,062
-9%
318
$164.55
$52,325.31
SELL
9 Dec 2021
Volpi Kirsten M
Director
TETRA TECH INC
(TTEK)
13,635
-6%
900
$156.34
$140,701.50
SELL
9 Dec 2021
BATRACK DAN L
CHAIRMAN AND CEO, Director, Officer
TETRA TECH INC
(TTEK)
48,095
-23%
14,487
$174.72
$2,531,210.80
SELL
8 Dec 2021
O'Rourke Brendan M.
SVP, Enterprise Risk Mgmt., Officer
TETRA TECH INC
(TTEK)
1,175
-75%
3,633
$190.00
$690,270.00
SELL
8 Dec 2021
BURDICK STEVEN M
EVP, CFO, Officer
TETRA TECH INC
(TTEK)
44,393
-26%
16,132
$188.73
$3,044,608.50
SELL
7 Dec 2021
Volpi Kirsten M
Director
TETRA TECH INC
(TTEK)
14,589
-4%
700
$189.62
$132,732.25
SELL
6 Dec 2021
BATRACK DAN L
CHAIRMAN AND CEO, Director, Officer
TETRA TECH INC
(TTEK)
170,095
-27%
64,000
$185.75
$11,887,892.00
SELL
3 Dec 2021
BURDICK STEVEN M
EVP, CFO, Officer
TETRA TECH INC
(TTEK)
60,525
-4%
2,790
$185.18
$516,646.90
SELL
29 Nov 2021
CARTER BRIAN N
SVP, Corporate Controller, Officer
TETRA TECH INC
(TTEK)
7,143
-29%
3,015
$189.44
$571,161.60
SELL
23 Nov 2021
Argus Roger R
SVP, Government Services Group, Officer
TETRA TECH INC
(TTEK)
3,014
-63%
5,346
$189.04
$1,010,594.60
SELL
23 Nov 2021
HADEN PATRICK C
Director
TETRA TECH INC
(TTEK)
3,490
-43%
2,720
$188.54
$512,823.75
SELL
7 Sep 2021
HADEN PATRICK C
Director
TETRA TECH INC
(TTEK)
3,380
-61%
5,400
$147.88
$798,566.06
SELL
3 Sep 2021
THOMPSON J KENNETH
Director
TETRA TECH INC
(TTEK)
24,438
-14%
4,200
$152.03
$638,511.70
SELL
3 Sep 2021
CHRISTENSEN CRAIG L
SVP, CIO, Officer
TETRA TECH INC
(TTEK)
33,439
-12%
4,756
$150.90
$717,690.40
SELL
2 Sep 2021
LEMMON RICHARD A
SVP, Corporate Administration, Officer
TETRA TECH INC
(TTEK)
33,587
-10%
3,878
$146.00
$566,188.00
SELL
30 Aug 2021
LEWIS J CHRISTOPHER
Director
TETRA TECH INC
(TTEK)
67,776
-1%
850
$143.11
$121,642.83
SELL
11 Aug 2021
Teufele Bernard
SVP, Canada and South America, Officer
TETRA TECH INC
(TTEK)
8,933
-8%
860
$138.42
$119,042.23
SELL
17 Jun 2021
Susie Lee
Congressman (House)
TETRA TECH INC
(TTEK)
N/A
N/A
N/A
$1,001 - $15,000
SELL
7 Jun 2021
Volpi Kirsten M
Director
TETRA TECH INC
(TTEK)
13,997
-28%
5,575
$119.15
$664,261.25
SELL
2 Jun 2021
Ritrievi Kimberly E
Director
TETRA TECH INC
(TTEK)
33,376
-20%
8,524
$119.05
$1,014,752.40
SELL
20 May 2021
SHOEMAKER LESLIE L
President, Officer
TETRA TECH INC
(TTEK)
69,436
-16%
13,457
$118.81
$1,598,860.80
SELL
9 Apr 2021
Sara Jacobs
Congressman (House)
TETRA TECH INC
(TTEK)
N/A
N/A
N/A
$15,001 - 50,000
SELL
22 Feb 2021
BROWNLIE WILLIAM R
SVP, Chief Engineer, Officer
TETRA TECH INC
(TTEK)
86,772
-12%
12,788
$141.82
$1,813,615.90
SELL
22 Feb 2021
CARTER BRIAN N
SVP, Corporate Controller, Officer
TETRA TECH INC
(TTEK)
6,790
-48%
6,459
$141.24
$912,245.94
BUY
19 Feb 2021
Sara Jacobs
Congressman (House)
TETRA TECH INC
(TTEK)
N/A
N/A
N/A
$15,001 - 50,000
SELL
18 Feb 2021
LEMMON RICHARD A
SVP, Corporate Administration, Officer
TETRA TECH INC
(TTEK)
45,525
-22%
13,430
$138.58
$1,861,099.20
SELL
16 Feb 2021
Amidon Derek G
SVP, Comm./Int'l Svcs. Group, Officer
TETRA TECH INC
(TTEK)
7,536
-49%
7,447
$136.69
$1,017,961.80
SELL
9 Feb 2021
O'Rourke Brendan M.
SVP, Enterprise Risk Mgmt., Officer
TETRA TECH INC
(TTEK)
472
-71%
1,200
$135.29
$162,343.44
SELL
8 Feb 2021
CHRISTENSEN CRAIG L
SVP, CIO, Officer
TETRA TECH INC
(TTEK)
34,539
-10%
4,000
$135.15
$540,600.40
SELL
8 Feb 2021
Rynning Mark A
SVP, R&S Infrastructure, Officer
TETRA TECH INC
(TTEK)
236
-93%
3,273
$136.04
$445,264.16
SELL
5 Feb 2021
THOMPSON J KENNETH
Director
TETRA TECH INC
(TTEK)
24,438
-14%
4,200
$134.21
$563,668.94
SELL
3 Feb 2021
BURDICK STEVEN M
EVP, CFO, Officer
TETRA TECH INC
(TTEK)
55,980
-16%
10,801
$129.45
$1,398,239.20
SELL
2 Feb 2021
LEWIS J CHRISTOPHER
Director
TETRA TECH INC
(TTEK)
64,426
-2%
1,449
$127.61
$184,899.66
BUY
22 Dec 2020
Susie Lee
Congressman (House)
TETRA TECH INC
(TTEK)
N/A
N/A
N/A
$1,001 - $15,000
SELL
8 Dec 2020
Volpi Kirsten M
Director
TETRA TECH INC
(TTEK)
19,612
-24%
6,468
$120.16
$777,198.75
SELL
4 Dec 2020
BATRACK DAN L
CHAIRMAN AND CEO, Director, Officer
TETRA TECH INC
(TTEK)
204,725
-19%
50,000
$121.46
$6,072,958.00
SELL
30 Nov 2020
THOMPSON J KENNETH
Director
TETRA TECH INC
(TTEK)
24,438
-9%
2,500
$120.89
$302,230.50
SELL
30 Nov 2020
LEWIS J CHRISTOPHER
Director
TETRA TECH INC
(TTEK)
61,655
-12%
8,519
$119.74
$1,020,054.50
SELL
25 Nov 2020
LEWIS J CHRISTOPHER
Director
TETRA TECH INC
(TTEK)
70,576
-10%
8,012
$122.68
$982,892.25
SELL
24 Nov 2020
SHOEMAKER LESLIE L
President, Officer
TETRA TECH INC
(TTEK)
73,141
-33%
36,904
$122.55
$4,522,596.50
SELL
24 Nov 2020
HADEN PATRICK C
Director
TETRA TECH INC
(TTEK)
8,780
-32%
4,182
$123.29
$515,598.38
SELL
23 Nov 2020
Volpi Kirsten M
Director
TETRA TECH INC
(TTEK)
26,578
-3%
950
$122.20
$116,092.00
SELL
23 Nov 2020
Rynning Mark A
SVP, R&S Infrastructure, Officer
TETRA TECH INC
(TTEK)
3,509
-46%
3,089
$123.34
$380,988.60
SELL
23 Nov 2020
LEMMON RICHARD A
SVP, Corporate Administration, Officer
TETRA TECH INC
(TTEK)
46,239
-17%
10,030
$123.00
$1,233,690.00
SELL
23 Nov 2020
CARTER BRIAN N
SVP, Corporate Controller, Officer
TETRA TECH INC
(TTEK)
6,790
-31%
3,165
$122.11
$386,462.34
SELL
18 Nov 2020
Argus Roger R
SVP, Government Services Group, Officer
TETRA TECH INC
(TTEK)
1,261
-81%
5,559
$122.05
$678,484.80
SELL
18 Nov 2020
BURDICK STEVEN M
EVP, CFO, Officer
TETRA TECH INC
(TTEK)
60,489
-24%
19,798
$123.41
$2,443,190.00
SELL
18 Nov 2020
BATRACK DAN L
CHAIRMAN AND CEO, Director, Officer
TETRA TECH INC
(TTEK)
222,407
-20%
59,112
$123.76
$7,315,914.00
SELL
17 Nov 2020
CHRISTENSEN CRAIG L
SVP, CIO, Officer
TETRA TECH INC
(TTEK)
38,539
-6%
2,487
$122.00
$303,414.00
SELL
17 Nov 2020
Rynning Mark A
SVP, R & S Infrastructure, Officer
TETRA TECH INC
(TTEK)
1,399
-49%
1,395
$125.49
$175,051.58
SELL
16 Nov 2020
Volpi Kirsten M
Director
TETRA TECH INC
(TTEK)
19,146
-4%
997
$122.26
$121,894.62
SELL
16 Nov 2020
Ritrievi Kimberly E
Director
TETRA TECH INC
(TTEK)
41,043
-9%
4,076
$120.46
$491,001.10
SELL
16 Nov 2020
HADEN PATRICK C
Director
TETRA TECH INC
(TTEK)
8,780
-70%
21,000
$122.83
$2,579,339.80
SELL
2 Sep 2020
SHOEMAKER LESLIE L
President, Officer
TETRA TECH INC
(TTEK)
70,307
-25%
23,994
$94.51
$2,267,751.50
SELL
26 Aug 2020
Volpi Kirsten M
Director
TETRA TECH INC
(TTEK)
15,943
-4%
800
$93.44
$74,752.00
SELL
24 Aug 2020
LEMMON RICHARD A
SVP, Corporate Administration, Officer
TETRA TECH INC
(TTEK)
42,872
-6%
2,936
$93.51
$274,534.22
SELL
21 Aug 2020
BATRACK DAN L
CHAIRMAN AND CEO, Director, Officer
TETRA TECH INC
(TTEK)
222,637
-23%
69,270
$93.16
$6,453,277.50
SELL
19 Aug 2020
LEMMON RICHARD A
SVP, Corporate Administration, Officer
TETRA TECH INC
(TTEK)
42,872
-10%
5,016
$94.57
$474,355.20
SELL
13 Aug 2020
CHRISTENSEN CRAIG L
SVP, CIO, Officer
TETRA TECH INC
(TTEK)
39,039
-9%
4,000
$98.88
$395,501.60
SELL
12 Aug 2020
LEWIS J CHRISTOPHER
Director
TETRA TECH INC
(TTEK)
70,224
-1%
1,088
$94.86
$103,207.79
SELL
5 Aug 2020
BURDICK STEVEN M
EVP, CFO, Officer
TETRA TECH INC
(TTEK)
60,489
-22%
17,622
$91.38
$1,610,268.50
SELL
3 Aug 2020
THOMPSON J KENNETH
Director
TETRA TECH INC
(TTEK)
23,756
-15%
4,200
$90.74
$381,095.80
SELL
27 May 2020
BROWNLIE WILLIAM R
SVP, Chief Engineer, Officer
TETRA TECH INC
(TTEK)
85,338
-10%
10,000
$79.57
$795,659.00
SELL
7 May 2020
Volpi Kirsten M
Director
TETRA TECH INC
(TTEK)
16,857
-7%
1,351
$70.56
$95,330.75
SELL
24 Feb 2020
GRANT HUGH M
Director
TETRA TECH INC
(TTEK)
24,331
-24%
8,000
$95.00
$760,039.20
SELL
12 Feb 2020
LEMMON RICHARD A
SVP, Corporate Administration, Officer
TETRA TECH INC
(TTEK)
42,872
-31%
20,175
$96.89
$1,954,838.20
SELL
11 Feb 2020
CHRISTENSEN CRAIG L
SVP, CIO, Officer
TETRA TECH INC
(TTEK)
39,539
-13%
6,000
$96.31
$577,834.80
SELL
10 Feb 2020
BURDICK STEVEN M
EVP, CFO, Officer
TETRA TECH INC
(TTEK)
60,489
-21%
16,229
$95.27
$1,546,172.50
SELL
10 Feb 2020
BATRACK DAN L
CHAIRMAN AND CEO, Director, Officer
TETRA TECH INC
(TTEK)
291,677
-13%
46,950
$95.83
$4,499,135.50
SELL
10 Feb 2020
CARTER BRIAN N
SVP, Corporate Controller, Officer
TETRA TECH INC
(TTEK)
6,851
-70%
16,163
$95.29
$1,540,172.20
SELL
6 Feb 2020
BURDICK STEVEN M
EVP, CFO, Officer
TETRA TECH INC
(TTEK)
60,489
-27%
23,143
$92.40
$2,138,519.80
SELL
6 Feb 2020
BATRACK DAN L
CHAIRMAN AND CEO, Director, Officer
TETRA TECH INC
(TTEK)
291,677
-7%
24,671
$92.42
$2,280,140.80
SELL
5 Feb 2020
THOMPSON J KENNETH
Director
TETRA TECH INC
(TTEK)
23,756
-25%
8,000
$89.77
$718,171.20
SELL
4 Feb 2020
SMITH ALBERT E
Director
TETRA TECH INC
(TTEK)
46,988
-8%
4,200
$88.10
$370,020.00
SELL
4 Feb 2020
Rynning Mark A
SVP, U.S. Infrastructure, Officer
TETRA TECH INC
(TTEK)
1,399
-8%
122
$89.33
$10,898.36
SELL
3 Feb 2020
LEWIS J CHRISTOPHER
Director
TETRA TECH INC
(TTEK)
67,112
-5%
4,237
$87.11
$369,088.88
SELL
22 Jan 2020
Amidon Derek G
SVP, Comm./Int'l Svcs. Group, Officer
TETRA TECH INC
(TTEK)
4,356
-52%
4,783
$90.00
$430,470.00
SELL
12 Dec 2019
GRANT HUGH M
Director
TETRA TECH INC
(TTEK)
24,331
-24%
8,000
$87.49
$699,920.00
SELL
10 Dec 2019
Volpi Kirsten M
Director
TETRA TECH INC
(TTEK)
14,783
-2%
425
$85.99
$36,543.63
SELL
10 Dec 2019
CARTER BRIAN N
SVP, Corporate Controller, Officer
TETRA TECH INC
(TTEK)
6,851
-31%
3,099
$86.00
$266,505.00
SELL
3 Dec 2019
HADEN PATRICK C
Director
TETRA TECH INC
(TTEK)
12,610
-38%
8,030
$86.35
$693,402.00
SELL
25 Nov 2019
BURDICK STEVEN M
EVP, CFO, Officer
TETRA TECH INC
(TTEK)
60,393
-20%
16,000
$87.43
$1,398,806.40
BUY
25 Nov 2019
Ritrievi Kimberly E
Director
TETRA TECH INC
(TTEK)
35,004
+8%
2,696
$88.16
$237,671.27
SELL
25 Nov 2019
Rynning Mark A
SVP, U.S. Infrastructure, Officer
TETRA TECH INC
(TTEK)
2,536
-48%
2,410
$87.27
$210,319.77
SELL
20 Nov 2019
Argus Roger R
SVP, Government Services Group, Officer
TETRA TECH INC
(TTEK)
2,220
-56%
2,844
$86.37
$245,622.78
SELL
18 Nov 2019
CHRISTENSEN CRAIG L
SVP, CIO, Officer
TETRA TECH INC
(TTEK)
40,183
-11%
5,000
$87.01
$435,073.00
SELL
13 Sep 2019
Auman Jan K
SVP, Global Development Svcs., Officer
TETRA TECH INC
(TTEK)
6,619
-23%
1,981
$84.00
$166,404.00
SELL
12 Sep 2019
LEMMON RICHARD A
SVP, Corporate Administration, Officer
TETRA TECH INC
(TTEK)
40,157
-22%
11,510
$82.74
$952,330.00
SELL
11 Sep 2019
LEWIS J CHRISTOPHER
Director
TETRA TECH INC
(TTEK)
51,519
-8%
4,489
$82.12
$368,647.00
SELL
6 Sep 2019
LEMMON RICHARD A
SVP, Corporate Administration, Officer
TETRA TECH INC
(TTEK)
40,157
-6%
3,000
$83.00
$249,000.00
SELL
4 Sep 2019
BATRACK DAN L
CHAIRMAN, CEO & PRESIDENT, Director, Officer
TETRA TECH INC
(TTEK)
264,690
-21%
74,013
$82.68
$6,119,681.50
SELL
3 Sep 2019
CHRISTENSEN CRAIG L
SVP, CIO, Officer
TETRA TECH INC
(TTEK)
33,317
-13%
5,000
$80.43
$402,153.00
SELL
3 Sep 2019
HADEN PATRICK C
Director
TETRA TECH INC
(TTEK)
8,780
-47%
8,000
$80.62
$644,992.00
SELL
19 Aug 2019
BURDICK STEVEN M
EVP, CFO, Officer
TETRA TECH INC
(TTEK)
56,168
-32%
27,500
$81.18
$2,232,450.00
SELL
16 Aug 2019
THOMPSON J KENNETH
Director
TETRA TECH INC
(TTEK)
20,176
-17%
4,200
$80.08
$336,344.80
SELL
14 Aug 2019
Volpi Kirsten M
Director
TETRA TECH INC
(TTEK)
11,378
-26%
4,000
$78.00
$312,000.00
SELL
14 Aug 2019
SHOEMAKER LESLIE L
EVP, Operations, Officer
TETRA TECH INC
(TTEK)
62,508
-21%
16,750
$77.43
$1,296,870.50
SELL
14 Jun 2019
Rynning Mark A
SVP, U.S. Infrastructure, Officer
TETRA TECH INC
(TTEK)
2,204
-38%
1,395
$72.31
$100,866.87
SELL
6 Jun 2019
BATRACK DAN L
CHAIRMAN, CEO & PRESIDENT, Director, Officer
TETRA TECH INC
(TTEK)
264,690
-26%
95,109
$72.49
$6,894,185.00
SELL
16 May 2019
Rynning Mark A
SVP, U.S. Infrastructure, Officer
TETRA TECH INC
(TTEK)
2,204
-28%
871
$67.37
$58,681.36
SELL
1 May 2019
CHRISTENSEN CRAIG L
SVP, CIO, Officer
TETRA TECH INC
(TTEK)
34,317
-1%
624
$65.00
$40,560.00
SELL
24 Apr 2019
SMITH ALBERT E
Director
TETRA TECH INC
(TTEK)
43,158
-8%
4,200
$64.00
$268,800.00
SELL
1 Apr 2019
SMITH ALBERT E
Director
TETRA TECH INC
(TTEK)
43,158
-22%
12,600
$60.00
$756,000.00
SELL
1 Apr 2019
BROWNLIE WILLIAM R
SVP, Chief Engineer, Officer
TETRA TECH INC
(TTEK)
83,096
-16%
16,750
$60.00
$1,005,000.00
SELL
15 Mar 2019
Amidon Derek G
SVP, Commercial Account Mgmt., Officer
TETRA TECH INC
(TTEK)
11,386
-28%
4,618
$58.95
$272,242.60
SELL
4 Mar 2019
THOMPSON J KENNETH
Director
TETRA TECH INC
(TTEK)
20,676
-27%
8,000
$60.00
$480,000.00
SELL
25 Feb 2019
CHRISTENSEN CRAIG L
SVP, CIO, Officer
TETRA TECH INC
(TTEK)
34,941
-10%
3,925
$60.00
$235,500.00
SELL
21 Feb 2019
GRANT HUGH M
Director
TETRA TECH INC
(TTEK)
20,501
-28%
8,000
$59.00
$472,004.00
SELL
19 Feb 2019
SMITH ALBERT E
Director
TETRA TECH INC
(TTEK)
43,158
-8%
4,200
$59.00
$247,800.00
SELL
19 Feb 2019
HADEN PATRICK C
Director
TETRA TECH INC
(TTEK)
8,780
-30%
3,780
$58.46
$220,978.80
SELL
14 Feb 2019
CARTER BRIAN N
SVP, Corporate Controller, Officer
TETRA TECH INC
(TTEK)
7,430
-59%
10,764
$57.96
$623,895.44
SELL
13 Feb 2019
CHRISTENSEN CRAIG L
SVP, CIO, Officer
TETRA TECH INC
(TTEK)
35,566
-1%
625
$57.50
$35,937.50
SELL
8 Feb 2019
LEWIS J CHRISTOPHER
Director
TETRA TECH INC
(TTEK)
56,008
-5%
3,261
$55.69
$181,609.00
SELL
6 Feb 2019
THOMPSON J KENNETH
Director
TETRA TECH INC
(TTEK)
20,676
-27%
8,000
$55.24
$441,923.20
SELL
31 Jan 2019
CHRISTENSEN CRAIG L
SVP, CIO, Officer
TETRA TECH INC
(TTEK)
36,191
-9%
3,925
$55.00
$215,875.00
SELL
10 Jan 2019
CHRISTENSEN CRAIG L
SVP, CIO, Officer
TETRA TECH INC
(TTEK)
37,441
-9%
4,025
$52.79
$212,466.16
SELL
9 Jan 2019
SMITH ALBERT E
Director
TETRA TECH INC
(TTEK)
43,158
-15%
8,000
$53.00
$424,000.00
SELL
11 Dec 2018
Ritrievi Kimberly E
Director
TETRA TECH INC
(TTEK)
20,078
-17%
4,323
$54.37
$235,041.50
SELL
26 Nov 2018
Argus Roger R
SVP, Government Services Group, Officer
TETRA TECH INC
(TTEK)
4,697
-37%
2,868
$62.60
$179,541.56
SELL
26 Nov 2018
CARTER BRIAN N
SVP, Corporate Controller, Officer
TETRA TECH INC
(TTEK)
7,430
-52%
8,215
$62.28
$511,623.62
SELL
14 Nov 2018
CHRISTENSEN CRAIG L
SVP, CIO, Officer
TETRA TECH INC
(TTEK)
36,779
-15%
6,750
$65.98
$445,342.06
SELL
14 Nov 2018
Volpi Kirsten M
Director
TETRA TECH INC
(TTEK)
8,801
-11%
1,200
$66.94
$80,324.77
SELL
14 Nov 2018
BATRACK DAN L
CHAIRMAN, CEO & PRESIDENT, Director, Officer
TETRA TECH INC
(TTEK)
275,800
-13%
44,869
$65.11
$2,921,388.50
SELL
8 Aug 2018
Auman Jan K
SVP, Officer
TETRA TECH INC
(TTEK)
9,032
-17%
1,979
$68.70
$135,957.30
SELL
16 Mar 2018
MCDONALD KEVIN P
SVP, CORPORATE HUMAN RESOURCES, Officer
TETRA TECH INC
(TTEK)
22,964
-42%
16,750
$50.98
$853,856.40
SELL
16 Mar 2018
LEMMON RICHARD A
SVP, CORPORATE ADMINISTRATION, Officer
TETRA TECH INC
(TTEK)
36,696
-29%
15,089
$51.09
$770,836.60
SELL
14 Mar 2018
SHOEMAKER LESLIE L
EVP, WEI GROUP PRESIDENT, Officer
TETRA TECH INC
(TTEK)
57,523
-22%
16,750
$51.32
$859,599.94
SELL
13 Mar 2018
BURDICK STEVEN M
EVP, CFO, Officer
TETRA TECH INC
(TTEK)
50,672
-24%
16,750
$51.67
$865,412.20
SELL
13 Mar 2018
BATRACK DAN L
CHAIRMAN AND CEO, Director, Officer
TETRA TECH INC
(TTEK)
275,800
-19%
68,270
$51.62
$3,523,991.20
SELL
12 Mar 2018
LEMMON RICHARD A
SVP, CORPORATE ADMINISTRATION, Officer
TETRA TECH INC
(TTEK)
36,696
-4%
1,661
$52.23
$86,754.75
SELL
6 Mar 2018
LEMMON RICHARD A
SVP, CORPORATE ADMINISTRATION, Officer
TETRA TECH INC
(TTEK)
36,573
-31%
16,750
$50.03
$837,989.10
SELL
23 Feb 2018
Rynning Mark A
SVP, Officer
TETRA TECH INC
(TTEK)
3,358
-16%
660
$50.44
$33,289.08
SELL
23 Feb 2018
HADEN PATRICK C
Director
TETRA TECH INC
(TTEK)
9,680
-31%
4,401
$50.16
$220,761.64
SELL
21 Feb 2018
THOMPSON J KENNETH
Director
TETRA TECH INC
(TTEK)
18,296
-30%
8,000
$50.01
$400,069.62
SELL
16 Feb 2018
GRANT HUGH M
Director
TETRA TECH INC
(TTEK)
17,621
-31%
8,000
$48.00
$384,000.00
SELL
9 Feb 2018
BROWNLIE WILLIAM R
SVP, CHIEF ENGINEER, Officer
TETRA TECH INC
(TTEK)
78,189
-4%
4,037
$46.16
$186,362.45
SELL
5 Feb 2018
BROWNLIE WILLIAM R
SVP, CHIEF ENGINEER, Officer
TETRA TECH INC
(TTEK)
78,189
-13%
12,713
$50.36
$640,258.44
SELL
5 Feb 2018
MCDONALD KEVIN P
SVP, CORPORATE HUMAN RESOURCES, Officer
TETRA TECH INC
(TTEK)
22,964
-19%
5,500
$50.44
$277,410.66
SELL
5 Feb 2018
LEWIS J CHRISTOPHER
Director
TETRA TECH INC
(TTEK)
48,389
-14%
8,000
$49.91
$399,267.22
SELL
13 Dec 2017
BATRACK DAN L
CHAIRMAN AND CEO, Director, Officer
TETRA TECH INC
(TTEK)
275,677
-3%
11,033
$48.34
$533,309.90
SELL
8 Dec 2017
BATRACK DAN L
CHAIRMAN AND CEO, Director, Officer
TETRA TECH INC
(TTEK)
275,677
-18%
62,417
$48.47
$3,025,512.00
SELL
6 Dec 2017
BATRACK DAN L
CHAIRMAN AND CEO, Director, Officer
TETRA TECH INC
(TTEK)
275,677
-10%
32,165
$48.70
$1,566,462.50
SELL
29 Nov 2017
LEWIS J CHRISTOPHER
Director
TETRA TECH INC
(TTEK)
48,389
-8%
4,401
$49.96
$219,865.60
SELL
29 Nov 2017
SALIN JANIS B
SVP, GENERAL COUNSEL, Officer
TETRA TECH INC
(TTEK)
25,046
-22%
7,420
$50.04
$371,276.03
SELL
27 Nov 2017
CARTER BRIAN N
SVP, CORPORATE CONTROLLER, Officer
TETRA TECH INC
(TTEK)
13,737
-48%
12,694
$49.94
$633,912.00
SELL
22 Nov 2017
Argus Roger R
SVP, Gov't Svcs. Group, Officer
TETRA TECH INC
(TTEK)
5,420
-21%
1,528
$49.63
$75,836.75
SELL
9 Nov 2017
CHU RONALD J
EXECUTIVE VICE PRESIDENT, Officer
TETRA TECH INC
(TTEK)
57,979
-42%
42,395
$50.00
$2,119,750.00
SELL
27 Oct 2017
CHU RONALD J
EXECUTIVE VICE PRESIDENT, Officer
TETRA TECH INC
(TTEK)
37,104
-1%
696
$50.00
$34,800.00
SELL
24 Oct 2017
CHU RONALD J
EXECUTIVE VICE PRESIDENT, Officer
TETRA TECH INC
(TTEK)
37,104
-27%
14,112
$50.00
$705,600.00
SELL
23 May 2017
BURDICK STEVEN M
CFO, Officer
TETRA TECH INC
(TTEK)
38,262
-30%
16,750
$44.87
$751,542.30
SELL
10 May 2017
SHOEMAKER LESLIE L
Executive Vice President, Officer
TETRA TECH INC
(TTEK)
48,256
-25%
16,750
$46.04
$771,139.90
SELL
9 May 2017
CARTER BRIAN N
SVP and Corporate Controller, Officer
TETRA TECH INC
(TTEK)
7,243
-31%
3,396
$46.20
$156,895.20
SELL
9 May 2017
LEMMON RICHARD A
Senior Vice President, Officer
TETRA TECH INC
(TTEK)
28,462
-37%
16,750
$46.30
$775,605.40
SELL
8 May 2017
BROWNLIE WILLIAM R
Senior Vice President, Officer
TETRA TECH INC
(TTEK)
70,665
-19%
16,750
$46.30
$775,583.60
SELL
8 May 2017
CHRISTENSEN CRAIG L
SVP & CIO, Officer
TETRA TECH INC
(TTEK)
29,937
-35%
16,750
$46.55
$779,650.50
SELL
8 May 2017
MCDONALD KEVIN P
Senior Vice President, Officer
TETRA TECH INC
(TTEK)
16,283
-25%
5,500
$46.73
$257,007.84
SELL
8 May 2017
SALIN JANIS B
SVP and General Counsel, Officer
TETRA TECH INC
(TTEK)
26,297
-38%
16,750
$46.46
$778,282.06
SELL
4 May 2017
CHU RONALD J
EXECUTIVE VICE PRESIDENT, Officer
TETRA TECH INC
(TTEK)
37,104
-47%
32,951
$46.00
$1,515,861.40
SELL
4 May 2017
BATRACK DAN L
CHAIRMAN AND CEO, Director, Officer
TETRA TECH INC
(TTEK)
213,011
-41%
150,000
$46.00
$6,900,525.50
SELL
1 May 2017
BATRACK DAN L
CHAIRMAN AND CEO, Director, Officer
TETRA TECH INC
(TTEK)
213,011
-31%
100,000
$45.01
$4,500,514.00
SELL
10 Apr 2017
TRULY RICHARD H
Director
TETRA TECH INC
(TTEK)
13,220
-37%
8,000
$41.31
$330,460.78
SELL
9 Feb 2017
GRANT HUGH M
Director
TETRA TECH INC
(TTEK)
13,220
-37%
8,000
$41.47
$331,784.78
SELL
6 Feb 2017
LEWIS J CHRISTOPHER
Director
TETRA TECH INC
(TTEK)
58,389
-18%
13,511
$41.30
$558,052.06
SELL
6 Feb 2017
HADEN PATRICK C
Director
TETRA TECH INC
(TTEK)
11,420
-60%
17,740
$41.34
$733,289.25
SELL
25 Jan 2017
SMITH ALBERT E
Director
TETRA TECH INC
(TTEK)
35,877
-18%
8,000
$44.00
$352,000.00
SELL
25 Jan 2017
BATRACK DAN L
CHAIRMAN AND CEO, Director, Officer
TETRA TECH INC
(TTEK)
213,011
-24%
70,000
$44.00
$3,080,000.00
SELL
3 Jan 2017
SMITH ALBERT E
Director
TETRA TECH INC
(TTEK)
43,877
-26%
16,000
$42.78
$684,433.60
SELL
14 Nov 2016
CARTER BRIAN N
SVP and Corporate Controller, Officer
TETRA TECH INC
(TTEK)
9,148
-35%
5,000
$40.73
$203,645.00
SELL
14 Oct 2016
MCDONALD KEVIN P
SVP, Officer
TETRA TECH INC
(TTEK)
14,113
-28%
5,500
$36.30
$199,650.00
SELL
23 Aug 2016
CHRISTENSEN CRAIG L
SVP & CIO, Officer
TETRA TECH INC
(TTEK)
29,141
-36%
16,750
$35.00
$586,250.00
SELL
8 Aug 2016
SHOEMAKER LESLIE L
EVP, Officer
TETRA TECH INC
(TTEK)
45,426
-26%
16,750
$33.42
$559,785.00
SELL
3 Aug 2016
THOMPSON J KENNETH
Director
TETRA TECH INC
(TTEK)
12,930
-38%
8,000
$32.75
$262,037.60
SELL
21 Jul 2016
CHU RONALD J
EVP, RESOURCE MGMT. & ENERGY, Officer
TETRA TECH INC
(TTEK)
34,041
-46%
29,413
$32.00
$941,216.00
SELL
21 Jul 2016
SALIN JANIS B
SVP and GENERAL COUNSEL, Officer
TETRA TECH INC
(TTEK)
24,550
-40%
16,750
$32.00
$536,000.00
SELL
21 Jul 2016
LEMMON RICHARD A
SVP, CORPORATE ADMINISTRATION, Officer
TETRA TECH INC
(TTEK)
26,833
-24%
8,750
$32.27
$282,375.00
SELL
11 Jul 2016
BURDICK STEVEN M
EVP and CFO, Officer
TETRA TECH INC
(TTEK)
35,751
-31%
16,750
$31.23
$523,137.66
SELL
23 Jun 2016
LEMMON RICHARD A
SVP, Officer
TETRA TECH INC
(TTEK)
30,833
-20%
8,000
$31.25
$250,000.00
SELL
9 Jun 2016
THOMPSON J KENNETH
Director
TETRA TECH INC
(TTEK)
13,680
-10%
1,675
$30.87
$51,707.25
SELL
9 Jun 2016
BATRACK DAN L
CHAIRMAN AND CEO, Director, Officer
TETRA TECH INC
(TTEK)
202,151
-19%
50,000
$30.88
$1,544,175.90
SELL
8 Jun 2016
SMITH ALBERT E
Director
TETRA TECH INC
(TTEK)
34,512
-16%
7,000
$30.94
$216,588.40
SELL
8 Jun 2016
TRULY RICHARD H
Director
TETRA TECH INC
(TTEK)
11,855
-40%
8,000
$30.99
$247,944.80
SELL
1 Jun 2016
CHRISTENSEN CRAIG L
SVP & CIO, Officer
TETRA TECH INC
(TTEK)
29,141
-36%
16,750
$30.25
$506,618.80
SELL
2 May 2016
CARTER BRIAN N
SVP and Corporate Controller, Officer
TETRA TECH INC
(TTEK)
9,148
-14%
1,551
$29.81
$46,231.28
SELL
2 May 2016
HADEN PATRICK C
Director
TETRA TECH INC
(TTEK)
10,555
-43%
8,000
$30.14
$241,123.20
SELL
2 Mar 2016
BROWNLIE WILLIAM R
SVP, Officer
TETRA TECH INC
(TTEK)
69,110
-18%
15,794
$28.00
$442,238.30
SELL
1 Mar 2016
BROWNLIE WILLIAM R
SVP, Officer
TETRA TECH INC
(TTEK)
69,110
-9%
6,856
$28.00
$191,968.00
SELL
2 Feb 2016
LEWIS J CHRISTOPHER
Director
TETRA TECH INC
(TTEK)
52,535
-9%
5,495
$26.19
$143,915.16
SELL
1 Feb 2016
GRANT HUGH M
Director
TETRA TECH INC
(TTEK)
11,855
-40%
8,000
$26.58
$212,646.39
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