Stock chart
Ticker: TTEK Exchange: NSM


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Purchase Sale Planned purchase Planned sale Net purchase Net sale
Past 90 days
 
Value bought
 
Value sold
 
Net insiders buying
 
Trades (buy and sell)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Total value Details
2024-02-22 2024-02-22 S Sale

BURDICK STEVEN M

EVP, CFO

Officer
7,515 -20.1%
175.67
1,320,160 USD
7,515 -20.1% 175.67 1,320,160 USD
2024-02-16 2024-02-14 S Sale

THOMPSON J KENNETH

Non-Executive Director
3,500 -24.2%
177.24
620,336 USD
3,500 -24.2% 177.24 620,336 USD
2024-02-13 2024-02-09 S Sale

CARTER BRIAN N

SVP, Corporate Controller

Officer
5,580 -40.0%
176.52
984,981 USD
5,580 -40.0% 176.52 984,981 USD
2024-02-07 2024-02-05 PS Planned sale

BURDICK STEVEN M

EVP, CFO

Officer
7,128 -16.0%
165.01
1,176,182 USD
7,128 -16.0% 165.01 1,176,182 USD
2024-02-07 2024-02-05 S Sale

THOMPSON J KENNETH

Non-Executive Director
8,400 -36.7%
165.00
1,386,000 USD
8,400 -36.7% 165.00 1,386,000 USD
2023-12-05 2023-12-04 S Sale

CARTER BRIAN N

SVP, Corporate Controller

Officer
1,474 -15.0%
165.58
244,065 USD
1,474 -15.0% 165.58 244,065 USD
2023-12-05 2023-12-01 S Sale

Volpi Kirsten M

Non-Executive Director
2,228 -14.6%
162.74
362,590 USD
2,228 -14.6% 162.74 362,590 USD
2023-11-29 2023-11-28 S Sale

BATRACK DAN L

CHAIRMAN AND CEO

Executive Director
22,000 -31.2%
161.51
3,553,308 USD
22,000 -31.2% 161.51 3,553,308 USD
2023-11-28 2023-11-27 S Sale

Hudkins Jill

President

Officer
906 -26.4%
164.52
149,053 USD
906 -26.4% 164.52 149,053 USD
2023-11-28 2023-11-27 S Sale

Argus Roger R

President, GS and C/I Groups

Officer
3,670 -63.4%
163.92
601,586 USD
3,670 -63.4% 163.92 601,586 USD
2023-11-22 2023-11-22 S Sale

Hopson Preston III

SVP, General Counsel

Officer
1,050 -7.1%
165.22
173,483 USD
1,050 -7.1% 165.22 173,483 USD
2023-11-22 2023-11-21 S Sale

Hopson Preston III

SVP, General Counsel

Officer
1,395 -8.6%
164.13
228,965 USD
1,395 -8.6% 164.13 228,965 USD
2023-11-21 2023-11-20 S Sale

Volpi Kirsten M

Non-Executive Director
559 -4.6%
165.50
92,515 USD
559 -4.6% 165.50 92,515 USD
2023-11-21 2023-11-20 S Sale

THOMPSON J KENNETH

Non-Executive Director
3,510 -20.8%
165.71
581,642 USD
3,510 -20.8% 165.71 581,642 USD
2023-11-21 2023-11-20 S Sale

THOMPSON J KENNETH

Non-Executive Director
950 -5.3%
166.03
157,726 USD
950 -5.3% 166.03 157,726 USD
2023-06-14 2023-06-13 S Sale

THOMPSON J KENNETH

Non-Executive Director
2,500 -12.3%
156.21
390,525 USD
2,500 -12.3% 156.21 390,525 USD
2023-06-08 2023-06-07 S Sale

CARTER BRIAN N

SVP, Corporate Controller

Officer
2,234 -22.2%
156.91
350,537 USD
2,234 -22.2% 156.91 350,537 USD
2023-06-05 2023-06-02 S Sale

THOMPSON J KENNETH

Non-Executive Director
5,000 -19.7%
152.31
761,565 USD
5,000 -19.7% 152.31 761,565 USD
2023-02-21 2023-02-16 S Sale

Volpi Kirsten M

Non-Executive Director
900 -7.2%
145.74
131,167 USD
900 -7.2% 145.74 131,167 USD
2023-02-10 2023-02-08 S Sale

Ritrievi Kimberly E

Non-Executive Director
1,800 -5.7%
151.09
271,962 USD
1,800 -5.7% 151.09 271,962 USD
2023-02-08 2023-02-06 PS Planned sale

BURDICK STEVEN M

EVP, CFO

Officer
10,515 -20.9%
151.18
1,589,614 USD
10,515 -20.9% 151.18 1,589,614 USD
2022-12-16 2022-12-15 S Sale

BATRACK DAN L

CHAIRMAN AND CEO

Executive Director
30,000 -38.2%
153.63
4,608,786 USD
30,000 -38.2% 153.63 4,608,786 USD
2022-12-16 2022-12-14 S Sale

LEWIS J CHRISTOPHER

Non-Executive Director
4,748 -7.6%
157.68
748,647 USD
4,748 -7.6% 157.68 748,647 USD
2022-12-16 2022-12-14 S Sale

LEWIS J CHRISTOPHER

Non-Executive Director
9,901 -13.7%
157.50
1,559,419 USD
9,901 -13.7% 157.50 1,559,419 USD
2022-12-08 2022-12-06 S Sale

Volpi Kirsten M

Non-Executive Director
700 -5.3%
154.61
108,225 USD
700 -5.3% 154.61 108,225 USD
2022-11-28 2022-11-23 S Sale

Argus Roger R

SVP, Government Services Group

Officer
4,115 -66.4%
153.67
632,360 USD
4,115 -66.4% 153.67 632,360 USD
2022-11-22 2022-11-22 S Sale

Hudkins Jill

President

Officer
154 -5.0%
155.39
23,930 USD
154 -5.0% 155.39 23,930 USD
2022-11-22 2022-11-22 S Sale

Hudkins Jill

President

Officer
1,846 -37.5%
154.74
285,650 USD
1,846 -37.5% 154.74 285,650 USD
2022-11-22 2022-11-21 S Sale

Hopson Preston III

SVP, General Counsel

Officer
3,616 -25.8%
157.52
569,592 USD
3,616 -25.8% 157.52 569,592 USD
2022-11-16 2022-11-14 S Sale

THOMPSON J KENNETH

Non-Executive Director
3,500 -13.1%
158.98
556,444 USD
3,500 -13.1% 158.98 556,444 USD
2022-08-29 2022-08-25 S Sale

LEWIS J CHRISTOPHER

Non-Executive Director
15,390 -17.9%
143.57
2,209,547 USD
15,390 -17.9% 143.57 2,209,547 USD
2022-08-29 2022-08-25 S Sale

LEWIS J CHRISTOPHER

Non-Executive Director
1,410 -1.6%
144.18
203,299 USD
1,410 -1.6% 144.18 203,299 USD
2022-08-23 2022-08-19 S Sale

Volpi Kirsten M

Non-Executive Director
1,200 -9.6%
144.66
173,594 USD
1,200 -9.6% 144.66 173,594 USD
2022-06-03 2022-06-01 S Sale

Volpi Kirsten M

Non-Executive Director
550 -4.2%
135.41
74,477 USD
550 -4.2% 135.41 74,477 USD
2022-03-21 2022-03-18 S Sale

BROWNLIE WILLIAM R

SVP, Chief Engineer

Officer
8,967 -9.3%
165.13
1,480,695 USD
8,967 -9.3% 165.13 1,480,695 USD
2022-03-21 2022-03-17 S Sale

HADEN PATRICK C

Non-Executive Director
318 -9.4%
164.55
52,325 USD
318 -9.4% 164.55 52,325 USD
2022-03-10 2022-03-08 S Sale

Volpi Kirsten M

Non-Executive Director
900 -6.2%
156.34
140,702 USD
900 -6.2% 156.34 140,702 USD
2021-12-16 2021-12-10 S Sale

BATRACK DAN L

CHAIRMAN AND CEO

Executive Director
9,670 -16.7%
171.50
1,658,444 USD
9,670 -16.7% 171.50 1,658,444 USD
2021-12-16 2021-12-09 S Sale

BATRACK DAN L

CHAIRMAN AND CEO

Executive Director
4,817 -2.8%
181.18
872,767 USD
4,817 -2.8% 181.18 872,767 USD
2021-12-10 2021-12-08 S Sale

O'Rourke Brendan M.

SVP, Enterprise Risk Mgmt.

Officer
3,633 -75.6%
190.00
690,270 USD
3,633 -75.6% 190.00 690,270 USD
2021-12-10 2021-12-08 S Sale

BURDICK STEVEN M

EVP, CFO

Officer
16,132 -26.7%
188.73
3,044,608 USD
16,132 -26.7% 188.73 3,044,608 USD
2021-12-09 2021-12-07 S Sale

Volpi Kirsten M

Non-Executive Director
700 -4.6%
189.62
132,732 USD
700 -4.6% 189.62 132,732 USD
2021-12-08 2021-12-06 S Sale

BATRACK DAN L

CHAIRMAN AND CEO

Executive Director
64,000 -27.3%
185.75
11,887,891 USD
64,000 -27.3% 185.75 11,887,891 USD
2021-12-03 2021-12-03 S Sale

BURDICK STEVEN M

EVP, CFO

Officer
2,790 -4.4%
185.18
516,647 USD
2,790 -4.4% 185.18 516,647 USD
2021-11-30 2021-11-29 S Sale

CARTER BRIAN N

SVP, Corporate Controller

Officer
3,015 -29.7%
189.44
571,162 USD
3,015 -29.7% 189.44 571,162 USD
2021-11-24 2021-11-24 S Sale

HADEN PATRICK C

Non-Executive Director
110 -3.2%
189.85
20,883 USD
110 -3.2% 189.85 20,883 USD
2021-11-24 2021-11-24 S Sale

HADEN PATRICK C

Non-Executive Director
2,200 -38.7%
188.94
415,668 USD
2,200 -38.7% 188.94 415,668 USD
2021-11-24 2021-11-24 S Sale

Argus Roger R

SVP, Government Services Group

Officer
1,395 -40.6%
189.52
264,380 USD
1,395 -40.6% 189.52 264,380 USD
2021-11-24 2021-11-24 S Sale

Argus Roger R

SVP, Government Services Group

Officer
976 -32.4%
189.52
184,972 USD
976 -32.4% 189.52 184,972 USD
2021-11-24 2021-11-24 S Sale

Argus Roger R

SVP, Government Services Group

Officer
2,975 -49.7%
188.65
561,243 USD
2,975 -49.7% 188.65 561,243 USD
2021-11-24 2021-11-23 S Sale

HADEN PATRICK C

Non-Executive Director
410 -6.7%
186.03
76,272 USD
410 -6.7% 186.03 76,272 USD
2021-09-03 2021-09-02 S Sale

LEMMON RICHARD A

SVP, Corporate Administration

Officer
3,878 -10.4%
146.00
566,188 USD
3,878 -10.4% 146.00 566,188 USD
2021-08-12 2021-08-11 S Sale

Teufele Bernard

SVP, Canada and South America

Officer
860 -8.8%
138.42
119,042 USD
860 -8.8% 138.42 119,042 USD
2021-06-07 2021-06-07 S Sale

Volpi Kirsten M

Non-Executive Director
5,575 -28.5%
119.15
664,261 USD
5,575 -28.5% 119.15 664,261 USD
2021-06-02 2021-06-02 S Sale

Ritrievi Kimberly E

Non-Executive Director
8,524 -20.3%
119.05
1,014,752 USD
8,524 -20.3% 119.05 1,014,752 USD
2021-02-24 2021-02-22 S Sale

BROWNLIE WILLIAM R

SVP, Chief Engineer

Officer
12,788 -12.8%
141.82
1,813,616 USD
12,788 -12.8% 141.82 1,813,616 USD
2021-02-24 2021-02-22 S Sale

CARTER BRIAN N

SVP, Corporate Controller

Officer
6,459 -48.8%
141.24
912,246 USD
6,459 -48.8% 141.24 912,246 USD
2021-02-19 2021-02-19 S Sale

LEMMON RICHARD A

SVP, Corporate Administration

Officer
8,060 -17.7%
138.90
1,119,561 USD
8,060 -17.7% 138.90 1,119,561 USD
2021-02-19 2021-02-19 S Sale

LEMMON RICHARD A

SVP, Corporate Administration

Officer
2,648 -5.5%
138.95
367,943 USD
2,648 -5.5% 138.95 367,943 USD
2021-02-19 2021-02-18 S Sale

LEMMON RICHARD A

SVP, Corporate Administration

Officer
2,722 -5.6%
137.25
373,595 USD
2,722 -5.6% 137.25 373,595 USD
2021-02-17 2021-02-16 S Sale

Amidon Derek G

SVP, Comm./Int'l Svcs. Group

Officer
6,052 -80.3%
136.70
827,335 USD
6,052 -80.3% 136.70 827,335 USD
2021-02-17 2021-02-16 S Sale

Amidon Derek G

SVP, Comm./Int'l Svcs. Group

Officer
1,395 -15.6%
136.65
190,627 USD
1,395 -15.6% 136.65 190,627 USD
2021-02-11 2021-02-09 PS Planned sale

O'Rourke Brendan M.

SVP, Enterprise Risk Mgmt.

Officer
1,200 -71.8%
135.29
162,343 USD
1,200 -71.8% 135.29 162,343 USD
2021-02-08 2021-02-08 S Sale

CHRISTENSEN CRAIG L

SVP, CIO

Officer
4,000 -10.4%
135.15
540,600 USD
4,000 -10.4% 135.15 540,600 USD
2021-02-08 2021-02-08 S Sale

Rynning Mark A

SVP, R&S Infrastructure

Officer
3,273 -93.3%
136.04
445,264 USD
3,273 -93.3% 136.04 445,264 USD
2021-02-08 2021-02-05 S Sale

THOMPSON J KENNETH

Non-Executive Director
4,200 -14.7%
134.21
563,669 USD
4,200 -14.7% 134.21 563,669 USD
2021-02-04 2021-02-03 PS Planned sale

BURDICK STEVEN M

EVP, CFO

Officer
10,801 -16.2%
129.45
1,398,239 USD
10,801 -16.2% 129.45 1,398,239 USD
2021-02-04 2021-02-02 S Sale

LEWIS J CHRISTOPHER

Non-Executive Director
1,449 -2.2%
127.61
184,900 USD
1,449 -2.2% 127.61 184,900 USD
2020-12-08 2020-12-08 S Sale

Volpi Kirsten M

Non-Executive Director
6,468 -24.8%
120.16
777,199 USD
6,468 -24.8% 120.16 777,199 USD
2020-12-08 2020-12-07 S Sale

BATRACK DAN L

CHAIRMAN AND CEO

Executive Director
8,798 -4.1%
119.73
1,053,347 USD
8,798 -4.1% 119.73 1,053,347 USD
2020-12-08 2020-12-04 S Sale

BATRACK DAN L

CHAIRMAN AND CEO

Executive Director
41,202 -16.2%
121.83
5,019,611 USD
41,202 -16.2% 121.83 5,019,611 USD
2020-12-02 2020-11-30 S Sale

LEWIS J CHRISTOPHER

Non-Executive Director
3,780 -6.1%
119.89
453,182 USD
3,780 -6.1% 119.89 453,182 USD
2020-12-02 2020-11-30 S Sale

LEWIS J CHRISTOPHER

Non-Executive Director
4,739 -7.1%
119.62
566,873 USD
4,739 -7.1% 119.62 566,873 USD
2020-12-02 2020-11-30 S Sale

THOMPSON J KENNETH

Non-Executive Director
2,500 -9.3%
120.89
302,231 USD
2,500 -9.3% 120.89 302,231 USD
2020-11-27 2020-11-25 S Sale

LEWIS J CHRISTOPHER

Non-Executive Director
4,182 -5.9%
122.75
513,348 USD
4,182 -5.9% 122.75 513,348 USD