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Great Lakes Advisors’s Tetra Tech TTEK Stock Holding History

Great Lakes Advisors’s Portfolio TTEK Stock Details TTEK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$535K Hold
17,773
– – ﹤0.01% 585
2025
Q4 		$596K Sell
17,773
-2,367
-12% -$80K ﹤0.01% 583
2025
Q3 		$672K Buy
20,140
+240
+1% +$8.72K 0.01% 568
2025
Q2 		$716K Sell
19,900
-137
-0.7% -$4.56K 0.01% 564
2025
Q1 		$586K Sell
20,037
-3,563
-15% -$120K 0.01% 583
2024
Q4 		$940K Buy
23,600
+1,193
+5% +$53.6K 0.01% 584
2024
Q3 		$1.06M Sell
22,407
-363
-2% -$16.2K 0.01% 577
2024
Q2 		$931K Buy
22,770
+2,260
+11% +$92.1K 0.01% 586
2024
Q1 		$758K Sell
20,510
-175
-0.8% -$6.06K 0.01% 571
2023
Q4 		$691K Sell
20,685
-110
-0.5% -$3.51K 0.01% 565
2023
Q3 		$632K Sell
20,795
-1,105
-5% -$35.9K 0.01% 581
2023
Q2 		$717K Sell
21,900
-1,230
-5% -$36.2K 0.01% 558
2023
Q1 		$680K Sell
23,130
-585
-2% -$16.9K 0.01% 611
2022
Q4 		$689K Sell
23,715
-970
-4% -$28K 0.04% 463
2022
Q3 		$635K Sell
24,685
-1,580
-6% -$44.2K 0.01% 461
2022
Q2 		$717K Sell
26,265
-3,620
-12% -$99.3K 0.01% 461
2022
Q1 		$986K Sell
29,885
-6,135
-17% -$189K 0.02% 451
2021
Q4 		$1.22M Buy
36,020
+3,635
+11% +$125K 0.02% 428
2021
Q3 		$967K Sell
32,385
-1,270
-4% -$34.9K 0.02% 458
2021
Q2 		$821K Buy
33,655
+160
+0.5% +$4.03K 0.01% 469
2021
Q1 		$909K Sell
33,495
-1,130
-3% -$29.9K 0.01% 457
2020
Q4 		$802K Buy
34,625
+1,200
+4% +$27K 0.01% 444
2020
Q3 		$638K Sell
33,425
-465
-1% -$8.26K 0.01% 430
2020
Q2 		$536K Sell
33,890
-715
-2% -$10.9K 0.01% 435
2020
Q1 		$489K Buy
34,605
+2,080
+6% +$35.4K 0.01% 429
2019
Q4 		$560K Buy
32,525
+520
+2% +$9.01K 0.01% 431
2019
Q3 		$555K Buy
32,005
+2,300
+8% +$37.6K 0.01% 434
2019
Q2 		$467K Sell
29,705
-3,570
-11% -$48.1K 0.01% 452
2019
Q1 		$396K Buy
33,275
+2,000
+6% +$22.4K 0.01% 475
2018
Q4 		$324K Sell
31,275
-4,810
-13% -$59.7K 0.01% 473
2018
Q3 		$493K Buy
36,085
+8,105
+29% +$107K 0.01% 465
2018
Q2 		$327K Buy
27,980
+215
+0.8% +$2.3K 0.01% 480
2018
Q1 		$272K Sell
27,765
-3,265
-11% -$32.3K 0.01% 471
2017
Q4 		$299K Sell
31,030
-6,300
-17% -$61.1K 0.01% 527
2017
Q3 		$348K Sell
37,330
-11,900
-24% -$105K 0.01% 511
2017
Q2 		$450K Sell
49,230
-225
-0.5% -$2K 0.01% 462
2017
Q1 		$404K Sell
49,455
-450,865
-90% -$3.74M 0.01% 468
2016
Q4 		$4.32M Buy
500,320
+5,495
+1% +$44.4K 0.11% 154
2016
Q3 		$3.51M Sell
494,825
-108,405
-18% -$734K 0.1% 175
2016
Q2 		$3.71M Sell
603,230
-327,570
-35% -$1.96M 0.1% 179
2016
Q1 		$5.55M Sell
930,800
-144,730
-13% -$769K 0.15% 121
2015
Q4 		$5.6M Sell
1,075,530
-109,615
-9% -$585K 0.17% 104
2015
Q3 		$5.76M Buy
1,185,145
+312,945
+36% +$1.6M 0.18% 88
2015
Q2 		$4.47M Buy
872,200
+3,400
+0.4% +$17.4K 0.14% 132
2015
Q1 		$4.17M Buy
868,800
+88,890
+11% +$440K 0.13% 131
2014
Q4 		$4.17M Buy
779,910
+7,990
+1% +$41.8K 0.13% 127
2014
Q3 		$3.86M Buy
771,920
+576,705
+295% +$3M 0.13% 126
2014
Q2 		$1.07M Buy
+195,215
New +$1.07M 0.04% 189

Other funds holding TTEK

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $94.8B AUM 24.11% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return
Sands Capital Management
Sands Capital Management Arlington, Virginia $25.5B AUM 26.46% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Fidelity International
Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return

Great Lakes Advisors's TTEK Position: Q1 2026 in Review

Great Lakes Advisors held its Tetra Tech (TTEK) position steady in Q1 2026 at 17,773 shares worth $535K. The position accounts for ﹤0.01% of the portfolio, ranked #585.

Great Lakes Advisors first reported a position in TTEK in Q2 2014 and has held it in 48 quarters since. The position peaked at $5.76M in Q3 2015. 588 funds tracked by Wall St. Rank hold TTEK as of Q1 2026.

  • Great Lakes Advisors held 17,773 shares of Tetra Tech worth $535K as of Q1 2026.
  • Great Lakes Advisors left its Tetra Tech share count unchanged in Q1 2026.
  • Tetra Tech made up ﹤0.01% of Great Lakes Advisors's portfolio in Q1 2026, its #585 holding.
  • Great Lakes Advisors first reported a position in Tetra Tech in Q2 2014 and has held it in 48 quarters since.
  • Great Lakes Advisors's Tetra Tech position peaked at $5.76M in Q3 2015.
  • 588 funds tracked by Wall St. Rank held Tetra Tech as of Q1 2026.

Based on Great Lakes Advisors's 13F filing for Q1 2026, filed 12 May 2026.