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Vanguard Personalized Indexing Management’s Tetra Tech TTEK Stock Holding History

Vanguard Personalized Indexing Management’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 		$947K Sell
31,439
-5,087
-14% -$180K 0.01% 961
2025
Q4 		$1.23M Buy
36,526
+3,195
+10% +$108K 0.01% 814
2025
Q3 		$1.11M Buy
33,331
+27
+0.1% +$981 0.01% 845
2025
Q2 		$1.2M Buy
33,304
+8,885
+36% +$296K 0.01% 789
2025
Q1 		$714K Buy
24,419
+671
+3% +$22.5K 0.01% 946
2024
Q4 		$946K Sell
23,748
-1,314
-5% -$59K 0.01% 794
2024
Q3 		$1.18M Buy
25,062
+257
+1% +$11.4K 0.02% 688
2024
Q2 		$1.01M Buy
24,805
+3,910
+19% +$159K 0.02% 677
2024
Q1 		$772K Sell
20,895
-7,255
-26% -$251K 0.02% 795
2023
Q4 		$940K Sell
28,150
-6,220
-18% -$199K 0.02% 685
2023
Q3 		$1.05M Buy
34,370
+1,180
+4% +$38.4K 0.03% 538
2023
Q2 		$1.09M Hold
33,190
– – 0.03% 530
2023
Q1 		$975K Buy
33,190
+515
+2% +$14.9K 0.03% 548
2022
Q4 		$949K Buy
32,675
+855
+3% +$24.7K 0.04% 530
2022
Q3 		$818K Sell
31,820
-2,895
-8% -$81K 0.04% 565
2022
Q2 		$948K Buy
34,715
+6,970
+25% +$191K 0.04% 491
2022
Q1 		$915K Buy
27,745
+7,800
+39% +$240K 0.04% 500
2021
Q4 		$677K Buy
19,945
+2,860
+17% +$98.5K 0.04% 574
2021
Q3 		$510K Buy
17,085
+1,485
+10% +$40.8K 0.05% 500
2021
Q2 		$381K Buy
15,600
+7,865
+102% +$198K 0.04% 622
2021
Q1 		$210K Buy
+7,735
New +$205K 0.03% 659

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

Vanguard Personalized Indexing Management's TTEK Position: Q1 2026 in Review

Vanguard Personalized Indexing Management reduced its Tetra Tech (TTEK) stake by 14% in Q1 2026, selling an estimated $180K and leaving 31,439 shares worth $947K. The position accounts for 0.01% of the portfolio, ranked #961.

Vanguard Personalized Indexing Management first reported a position in TTEK in Q1 2021 and has held it in 21 quarters since. The position peaked at $1.23M in Q4 2025. 588 funds tracked by Wall St. Rank hold TTEK as of Q1 2026.

  • Vanguard Personalized Indexing Management held 31,439 shares of Tetra Tech worth $947K as of Q1 2026.
  • Vanguard Personalized Indexing Management sold 5,087 Tetra Tech shares in Q1 2026, an estimated $180K.
  • Tetra Tech made up 0.01% of Vanguard Personalized Indexing Management's portfolio in Q1 2026, its #961 holding.
  • Vanguard Personalized Indexing Management first reported a position in Tetra Tech in Q1 2021 and has held it in 21 quarters since.
  • Vanguard Personalized Indexing Management's Tetra Tech position peaked at $1.23M in Q4 2025.
  • 588 funds tracked by Wall St. Rank held Tetra Tech as of Q1 2026.

Based on Vanguard Personalized Indexing Management's 13F filing for Q1 2026, filed 14 May 2026.