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 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 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 Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

Pictet Asset Management Carouge, Switzerland $94.8B AUM 24.11% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return

Sands Capital Management Arlington, Virginia $25.5B AUM 26.46% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return

ELCO Management's TTEK Position: Q1 2026 in Review

ELCO Management reduced its Tetra Tech (TTEK) stake by 23% in Q1 2026, selling an estimated $110K and leaving 10,593 shares worth $319K. The position accounts for 0.15% of the portfolio, ranked #116.

ELCO Management first reported a position in TTEK in Q3 2021 and has held it in 16 quarters since. The position peaked at $549K in Q2 2025. 589 funds tracked by Wall St. Rank hold TTEK as of Q1 2026.

ELCO Management held 10,593 shares of Tetra Tech worth $319K as of Q1 2026.
ELCO Management sold 3,104 Tetra Tech shares in Q1 2026, an estimated $110K.
Tetra Tech made up 0.15% of ELCO Management's portfolio in Q1 2026, its #116 holding.
ELCO Management first reported a position in Tetra Tech in Q3 2021 and has held it in 16 quarters since.
ELCO Management's Tetra Tech position peaked at $549K in Q2 2025.
589 funds tracked by Wall St. Rank held Tetra Tech as of Q1 2026.

Based on ELCO Management's 13F filing for Q1 2026, filed 24 Apr 2026.