Marshall Wace
TTEK icon

Marshall Wace’s Tetra Tech TTEK Stock Holding History

Marshall Wace’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
Q2 		$1.01M Sell
35,094
-684,524
-95% -$20.1M ﹤0.01% 2183
2026
Q1 		$21.7M Buy
719,618
+624,564
+657% +$22.1M 0.02% 681
2025
Q4 		$3.19M Buy
+95,054
New +$3.21M ﹤0.01% 1356
2025
Q3 		– Sell
-522,298
Closed -$18.8M – 3419
2025
Q2 		$18.8M Buy
+522,298
New +$17.4M 0.02% 608
2025
Q1 		– Sell
-45,927
Closed -$1.83M – 3104
2024
Q4 		$1.83M Buy
45,927
+23,776
+107% +$1.07M ﹤0.01% 1475
2024
Q3 		$1.04M Sell
22,151
-391,299
-95% -$17.4M ﹤0.01% 1634
2024
Q2 		$16.9M Buy
+413,450
New +$16.9M 0.02% 555
2024
Q1 		– Sell
-27,345
Closed -$913K – 2807
2023
Q4 		$913K Buy
+27,345
New +$873K ﹤0.01% 1507
2023
Q3 		– Sell
-171,295
Closed -$5.61M – 2696
2023
Q2 		$5.61M Buy
+171,295
New +$5.04M 0.01% 966
2022
Q3 		– Sell
-56,950
Closed -$1.55M – 3804
2022
Q2 		$1.55M Buy
+56,950
New +$1.56M ﹤0.01% 2169
2022
Q1 		– Sell
-83,980
Closed -$2.85M – 4032
2021
Q4 		$2.85M Buy
+83,980
New +$2.89M 0.01% 1819
2021
Q3 		– Sell
-331,330
Closed -$8.09M – 3439
2021
Q2 		$8.09M Buy
331,330
+320,025
+2,831% +$8.05M 0.04% 583
2021
Q1 		$307K Sell
11,305
-8,340
-42% -$221K ﹤0.01% 2120
2020
Q4 		$455K Buy
+19,645
New +$443K ﹤0.01% 1495
2019
Q3 		– Sell
-261,870
Closed -$4.11M – 1935
2019
Q2 		$4.11M Buy
261,870
+106,050
+68% +$1.43M 0.03% 545
2019
Q1 		$1.86M Buy
155,820
+112,820
+262% +$1.27M 0.02% 764
2018
Q4 		$445K Buy
+43,000
New +$533K ﹤0.01% 1150
2016
Q3 		– Sell
-133,525
Closed -$821K – 1140
2016
Q2 		$821K Buy
+133,525
New +$798K 0.01% 748

Other funds holding TTEK

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Fidelity International
Fidelity International Hamilton, Bermuda $139B AUM 29.06% 1-Year Est. Return
Amundi
Amundi Paris, France $416B AUM 44.19% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return

Marshall Wace's TTEK Position: Q2 2026 in Review

Marshall Wace reduced its Tetra Tech (TTEK) stake by 95% in Q2 2026, selling an estimated $20.1M and leaving 35,094 shares worth $1.01M. The position accounts for ﹤0.01% of the portfolio, ranked #2183.

Marshall Wace first reported a position in TTEK in Q2 2016 and has held it in 18 quarters since. The position peaked at $21.7M in Q1 2026. 552 funds tracked by Wall St. Rank hold TTEK as of Q2 2026.

  • Marshall Wace held 35,094 shares of Tetra Tech worth $1.01M as of Q2 2026.
  • Marshall Wace sold 684,524 Tetra Tech shares in Q2 2026, an estimated $20.1M.
  • Tetra Tech made up ﹤0.01% of Marshall Wace's portfolio in Q2 2026, its #2183 holding.
  • Marshall Wace first reported a position in Tetra Tech in Q2 2016 and has held it in 18 quarters since.
  • Marshall Wace's Tetra Tech position peaked at $21.7M in Q1 2026.
  • 552 funds tracked by Wall St. Rank held Tetra Tech as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.