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CenterBook Partners’s Tetra Tech TTEK Stock Holding History

CenterBook Partners’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 		$671K Sell
23,233
-22,806
-50% -$669K 0.03% 453
2026
Q1 		$1.39M Sell
46,039
-57,735
-56% -$2.04M 0.07% 296
2025
Q4 		$3.48M Sell
103,774
-57,407
-36% -$1.94M 0.17% 169
2025
Q3 		$5.38M Sell
161,181
-45,361
-22% -$1.65M 0.27% 97
2025
Q2 		$7.43M Buy
206,542
+4,556
+2% +$152K 0.41% 54
2025
Q1 		$5.91M Buy
201,986
+132,781
+192% +$4.46M 0.38% 75
2024
Q4 		$2.76M Buy
69,205
+57,522
+492% +$2.58M 0.16% 164
2024
Q3 		$551K Sell
11,683
-40,777
-78% -$1.81M 0.03% 377
2024
Q2 		$2.15M Buy
52,460
+16,100
+44% +$656K 0.13% 251
2024
Q1 		$1.34M Sell
36,360
-25,245
-41% -$875K 0.09% 287
2023
Q4 		$2.06M Buy
61,605
+21,630
+54% +$691K 0.25% 137
2023
Q3 		$1.22M Sell
39,975
-16,980
-30% -$552K 0.15% 220
2023
Q2 		$1.87M Buy
56,955
+14,315
+34% +$421K 0.23% 154
2023
Q1 		$1.25M Buy
42,640
+6,030
+16% +$174K 0.18% 192
2022
Q4 		$1.06M Sell
36,610
-2,505
-6% -$72.4K 0.18% 187
2022
Q3 		$1M Buy
39,115
+6,235
+19% +$174K 0.19% 172
2022
Q2 		$898K Buy
+32,880
New +$902K 0.19% 185

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

CenterBook Partners's TTEK Position: Q2 2026 in Review

CenterBook Partners reduced its Tetra Tech (TTEK) stake by 50% in Q2 2026, selling an estimated $669K and leaving 23,233 shares worth $671K. The position accounts for 0.03% of the portfolio, ranked #453.

CenterBook Partners first reported a position in TTEK in Q2 2022 and has held it in 17 quarters since. The position peaked at $7.43M in Q2 2025. 552 funds tracked by Wall St. Rank hold TTEK as of Q2 2026.

  • CenterBook Partners held 23,233 shares of Tetra Tech worth $671K as of Q2 2026.
  • CenterBook Partners sold 22,806 Tetra Tech shares in Q2 2026, an estimated $669K.
  • Tetra Tech made up 0.03% of CenterBook Partners's portfolio in Q2 2026, its #453 holding.
  • CenterBook Partners first reported a position in Tetra Tech in Q2 2022 and has held it in 17 quarters since.
  • CenterBook Partners's Tetra Tech position peaked at $7.43M in Q2 2025.
  • 552 funds tracked by Wall St. Rank held Tetra Tech as of Q2 2026.

Based on CenterBook Partners's 13F filing for Q2 2026, filed 11 Aug 2026.