XT
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XTX Topco’s Tetra Tech TTEK Stock Holding History

XTX Topco’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 		$2.56M Buy
84,940
+61,849
+268% +$2.19M 0.04% 664
2025
Q4 		$774K Sell
23,091
-43,951
-66% -$1.49M 0.02% 1223
2025
Q3 		$2.24M Buy
67,042
+14,176
+27% +$515K 0.12% 184
2025
Q2 		$1.9M Buy
52,866
+39,811
+305% +$1.33M 0.08% 359
2025
Q1 		$382K Sell
13,055
-3,559
-21% -$119K 0.02% 1223
2024
Q4 		$662K Buy
16,614
+5,818
+54% +$261K 0.05% 538
2024
Q3 		$509K Buy
+10,796
New +$480K 0.04% 802
2024
Q2 		– Sell
-9,250
Closed -$342K – 2481
2024
Q1 		$342K Sell
9,250
-4,090
-31% -$142K 0.05% 740
2023
Q4 		$445K Sell
13,340
-6,655
-33% -$213K 0.1% 327
2023
Q3 		$608K Buy
+19,995
New +$650K 0.1% 283
2022
Q3 		– Sell
-7,440
Closed -$203K – 1396
2022
Q2 		$203K Buy
+7,440
New +$204K 0.08% 463
2022
Q1 		– Sell
-18,515
Closed -$629K – 958
2021
Q4 		$629K Buy
+18,515
New +$638K 0.36% 47

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

XTX Topco's TTEK Position: Q1 2026 in Review

XTX Topco increased its Tetra Tech (TTEK) stake by 268% in Q1 2026, buying an estimated $2.19M and bringing the position to 84,940 shares worth $2.56M. The position accounts for 0.04% of the portfolio, ranked #664.

XTX Topco first reported a position in TTEK in Q4 2021 and has held it in 12 quarters since. 588 funds tracked by Wall St. Rank hold TTEK as of Q1 2026.

  • XTX Topco held 84,940 shares of Tetra Tech worth $2.56M as of Q1 2026.
  • XTX Topco bought 61,849 Tetra Tech shares in Q1 2026, an estimated $2.19M.
  • Tetra Tech made up 0.04% of XTX Topco's portfolio in Q1 2026, its #664 holding.
  • XTX Topco first reported a position in Tetra Tech in Q4 2021 and has held it in 12 quarters since.
  • 588 funds tracked by Wall St. Rank held Tetra Tech as of Q1 2026.

Based on XTX Topco's 13F filing for Q1 2026, filed 15 May 2026.