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ELCO Management’s Tetra Tech TTEK Stock Holding History

ELCO 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
Q2 		$351K Buy
12,141
+1,548
+15% +$45.4K 0.15% 115
2026
Q1 		$319K Sell
10,593
-3,104
-23% -$110K 0.15% 116
2025
Q4 		$459K Hold
13,697
– – 0.29% 78
2025
Q3 		$457K Sell
13,697
-1,563
-10% -$56.8K 0.24% 82
2025
Q2 		$549K Buy
15,260
+5,271
+53% +$175K 0.29% 75
2025
Q1 		$292K Buy
9,989
+3,922
+65% +$132K 0.16% 104
2024
Q4 		$242K Sell
6,067
-498
-8% -$22.4K 0.13% 137
2024
Q3 		$310K Hold
6,565
– – 0.17% 121
2024
Q2 		$268K Buy
6,565
+300
+5% +$12.2K 0.16% 120
2024
Q1 		$231K Sell
6,265
-3,490
-36% -$121K 0.14% 127
2023
Q4 		$326K Sell
9,755
-690
-7% -$22K 0.21% 103
2023
Q3 		$318K Sell
10,445
-1,190
-10% -$38.7K 0.23% 91
2023
Q2 		$381K Buy
11,635
+3,605
+45% +$106K 0.28% 81
2023
Q1 		$236K Hold
8,030
– – 0.17% 111
2022
Q4 		$233K Buy
+8,030
New +$232K 0.18% 114
2022
Q2 		– Sell
-7,050
Closed -$232K – 146
2022
Q1 		$232K Buy
+7,050
New +$217K 0.16% 130
2021
Q4 		– Sell
-7,780
Closed -$233K – 146
2021
Q3 		$233K Buy
+7,780
New +$214K 0.18% 113

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

ELCO Management's TTEK Position: Q2 2026 in Review

ELCO Management increased its Tetra Tech (TTEK) stake by 15% in Q2 2026, buying an estimated $45.4K and bringing the position to 12,141 shares worth $351K. The position accounts for 0.15% of the portfolio, ranked #115.

ELCO Management first reported a position in TTEK in Q3 2021 and has held it in 17 quarters since. The position peaked at $549K in Q2 2025. 553 funds tracked by Wall St. Rank hold TTEK as of Q2 2026.

  • ELCO Management held 12,141 shares of Tetra Tech worth $351K as of Q2 2026.
  • ELCO Management bought 1,548 Tetra Tech shares in Q2 2026, an estimated $45.4K.
  • Tetra Tech made up 0.15% of ELCO Management's portfolio in Q2 2026, its #115 holding.
  • ELCO Management first reported a position in Tetra Tech in Q3 2021 and has held it in 17 quarters since.
  • ELCO Management's Tetra Tech position peaked at $549K in Q2 2025.
  • 553 funds tracked by Wall St. Rank held Tetra Tech as of Q2 2026.

Based on ELCO Management's 13F filing for Q2 2026, filed 11 Aug 2026.