Hillsdale Investment Management’s Tetra Tech TTEK Stock Holding History

Hillsdale Investment 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	$1M	Buy	33,350 +5,850	+21%	+$207K	0.03%	383
2025 Q4	$922K	Buy	27,500 +100	+0.4%	+$3.38K	0.03%	389
2025 Q3	$915K	Buy	+27,400	New	+$996K	0.03%	374
2020 Q4	–	Sell	-45,500	Closed	-$869K	–	659
2020 Q3	$869K	Sell	45,500 -2,000	-4%	-$35.5K	0.09%	219
2020 Q2	$752K	Sell	47,500 -2,500	-5%	-$38K	0.07%	242
2020 Q1	$706K	Sell	50,000 -10,000	-17%	-$170K	0.09%	210
2019 Q4	$1.03M	Hold	60,000	–	–	0.09%	188
2019 Q3	$1.04M	Buy	60,000 +5,000	+9%	+$81.7K	0.09%	175
2019 Q2	$864K	Buy	+55,000	New	+$741K	0.09%	201
2013 Q3	–	Sell	-11,000	Closed	-$52K	–	568
2013 Q2	$52K	Buy	+11,000	New	+$58.4K	0.02%	423

Other funds holding TTEK

BlackRock New York $6.73T AUM 46.02% 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 $105B AUM 38.07% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 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

Hillsdale Investment Management's TTEK Position: Q1 2026 in Review

Hillsdale Investment Management increased its Tetra Tech (TTEK) stake by 21% in Q1 2026, buying an estimated $207K and bringing the position to 33,350 shares worth $1M. The position accounts for 0.03% of the portfolio, ranked #383.

Hillsdale Investment Management first reported a position in TTEK in Q2 2013 and has held it in 10 quarters since. The position peaked at $1.04M in Q3 2019. 589 funds tracked by Wall St. Rank hold TTEK as of Q1 2026.

Hillsdale Investment Management held 33,350 shares of Tetra Tech worth $1M as of Q1 2026.
Hillsdale Investment Management bought 5,850 Tetra Tech shares in Q1 2026, an estimated $207K.
Tetra Tech made up 0.03% of Hillsdale Investment Management's portfolio in Q1 2026, its #383 holding.
Hillsdale Investment Management first reported a position in Tetra Tech in Q2 2013 and has held it in 10 quarters since.
Hillsdale Investment Management's Tetra Tech position peaked at $1.04M in Q3 2019.
589 funds tracked by Wall St. Rank held Tetra Tech as of Q1 2026.

Based on Hillsdale Investment Management's 13F filing for Q1 2026, filed 4 May 2026.