Trillium Asset Management, LLC Tetra Tech Inc Transaction History

Trillium Asset Management, LLC

  • $3.7 Billion
  • Q3 2025

A detailed history of Trillium Asset Management, LLC transactions in Tetra Tech Inc stock. As of the latest transaction made, Trillium Asset Management, LLC holds 418,721 shares of TTEK stock, worth $15.2 Million. This represents 0.38% of its overall portfolio holdings.

Number of Shares
418,721
Previous 423,028 1.02%
Holding current value
$15.2 Million
Previous $15.2 Million 8.13%
% of portfolio
0.38%
Previous 0.42%

Shares

33 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 14, 2025
SELL
$33.1 - $38.34 $142,561 - $165,130
-4,307 Reduced 1.02%
418,721 $14 Million
Q2 2025

Aug 05, 2025
SELL
$28.01 - $36.25 $362,897 - $469,655
-12,956 Reduced 2.97%
423,028 $15.2 Million
Q1 2025

May 12, 2025
SELL
$28.26 - $42.58 $2.28 Million - $3.43 Million
-80,547 Reduced 15.59%
435,984 $12.8 Million
Q4 2024

Feb 10, 2025
SELL
$39.8 - $50.52 $554,254 - $703,541
-13,926 Reduced 2.63%
516,531 $20.6 Million
Q3 2024

Nov 07, 2024
BUY
$45.59 - $237.74 $19.3 Million - $101 Million
422,763 Added 392.56%
530,457 $25 Million
Q2 2024

Aug 07, 2024
BUY
$184.08 - $220.4 $584,269 - $699,549
3,174 Added 3.04%
107,694 $22 Million
Q1 2024

May 09, 2024
SELL
$158.18 - $186.82 $147,581 - $174,303
-933 Reduced 0.88%
104,520 $19.3 Million
Q4 2023

Feb 08, 2024
BUY
$144.77 - $168.39 $538,254 - $626,074
3,718 Added 3.65%
105,453 $17.6 Million
Q3 2023

Nov 07, 2023
BUY
$151.71 - $172.29 $806,186 - $915,549
5,314 Added 5.51%
101,735 $15.5 Million
Q2 2023

Aug 09, 2023
SELL
$132.63 - $164.02 $29,178 - $36,084
-220 Reduced 0.23%
96,421 $15.8 Million
Q1 2023

May 08, 2023
BUY
$132.66 - $157.87 $141,813 - $168,763
1,069 Added 1.12%
96,641 $14.2 Million
Q4 2022

Feb 07, 2023
SELL
$123.25 - $162.53 $260,057 - $342,938
-2,110 Reduced 2.16%
95,572 $13.9 Million
Q3 2022

Nov 09, 2022
SELL
$124.45 - $153.27 $1.12 Million - $1.37 Million
-8,970 Reduced 8.41%
97,682 $12.6 Million
Q2 2022

Aug 08, 2022
SELL
$119.47 - $167.18 $136,076 - $190,418
-1,139 Reduced 1.06%
106,652 $14.6 Million
Q1 2022

May 04, 2022
SELL
$128.6 - $172.35 $58,898 - $78,936
-458 Reduced 0.42%
107,791 $17.8 Million
Q4 2021

Feb 08, 2022
BUY
$151.16 - $190.38 $746,428 - $940,096
4,938 Added 4.78%
108,249 $18.4 Million
Q3 2021

Nov 12, 2021
BUY
$121.48 - $153.26 $743,457 - $937,951
6,120 Added 6.3%
103,311 $15.4 Million
Q2 2021

Aug 06, 2021
BUY
$116.17 - $143.73 $730,360 - $903,630
6,287 Added 6.92%
97,191 $11.9 Million
Q1 2021

May 10, 2021
BUY
$114.17 - $143.19 $7.48 Million - $9.39 Million
65,550 Added 258.54%
90,904 $12.3 Million
Q4 2020

Feb 12, 2021
SELL
$97.16 - $125.19 $318,879 - $410,873
-3,282 Reduced 11.46%
25,354 $2.94 Million
Q3 2020

Nov 09, 2020
SELL
$75.56 - $96.21 $1.02 Million - $1.3 Million
-13,523 Reduced 32.08%
28,636 $2.74 Million
Q2 2020

Aug 06, 2020
SELL
$65.94 - $84.12 $78,996 - $100,775
-1,198 Reduced 2.76%
42,159 $3.34 Million
Q1 2020

May 07, 2020
BUY
$67.02 - $98.26 $96,776 - $141,887
1,444 Added 3.45%
43,357 $3.06 Million
Q4 2019

Feb 10, 2020
SELL
$81.47 - $89.54 $1.21 Million - $1.33 Million
-14,855 Reduced 26.17%
41,913 $3.61 Million
Q3 2019

Nov 06, 2019
SELL
$75.17 - $86.76 $13,605 - $15,703
-181 Reduced 0.32%
56,768 $4.93 Million
Q2 2019

Aug 08, 2019
BUY
$59.4 - $78.55 $397,267 - $525,342
6,688 Added 13.31%
56,949 $4.47 Million
Q1 2019

May 06, 2019
BUY
$48.61 - $60.64 $76,074 - $94,901
1,565 Added 3.21%
50,261 $3 Million
Q4 2018

Feb 08, 2019
BUY
$49.08 - $72.33 $82,307 - $121,297
1,677 Added 3.57%
48,696 $2.52 Million
Q3 2018

Nov 09, 2018
BUY
$59.15 - $71.75 $25,197 - $30,565
426 Added 0.91%
47,019 $3.21 Million
Q2 2018

Aug 01, 2018
BUY
$47.65 - $58.5 $49,413 - $60,664
1,037 Added 2.28%
46,593 $2.73 Million
Q1 2018

May 09, 2018
BUY
$45.4 - $53.0 $22,064 - $25,758
486 Added 1.08%
45,556 $2.23 Million
Q4 2017

Feb 01, 2018
BUY
$47.05 - $50.7 $49,873 - $53,742
1,060 Added 2.41%
45,070 $2.17 Million
Q3 2017

Nov 02, 2017
BUY
$40.25 - $47.95 $1.77 Million - $2.11 Million
44,010
44,010 $2.05 Million

Others Institutions Holding TTEK

# of Institutions
671
Shares Held
227M
Call Options Held
338K
Put Options Held
1.94M
View Full List

About TETRA TECH INC

TTEK Quotes by TradingView
  • Ticker TTEK
  • Exchange NASDAQ
  • Sector Industrials
  • Industry Engineering & Construction
  • Shares Outstandng 53,318,700
  • Market Cap $1.93B
  • Description
  • Tetra Tech, Inc. provides consulting and engineering services worldwide. The company operates through two segments Government Services Group (GSG) and Commercial/International Services Group (CIG). The GSG segment offers early data collection and monitoring, data analysis and information management, science and engineering applied research, engi...
More about TTEK
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