Tetra Tech (TTEK) Ownership - Who Owns Tetra Tech?

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Tetra Tech (TTEK) Ownership Overview

0.48% Insiders

18.35% Mutual Funds

26.46% Other Institutional Investors

23.03% ETFs

31.67% Public Companies and

Individual Investors

The ownership structure of Tetra Tech (TTEK) stock is a mix of institutional, retail, and individual investors. Approximately 67.85% of the company’s stock is owned by Institutional Investors, 0.48% is owned by Insiders, and 31.67% is owned by Public Companies and Individual Investors.

The ownership structure of Tetra Tech (TTEK) stock is a mix of institutional, retail, and individual investors. Approximately 44.81% of the company’s stock is owned by Institutional Investors, 0.48% is owned by Insiders, and 23.03% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

Date	Name	Activity	Value
Feb 06, 2026	Brian Carter	xxxxxxxxxxxxx	$401355
Aug 15, 2025	Gary Birkenbeuel	xxxxxxxxxxxxx	$86040

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Recent Hedge Fund Trading Activity

Date	Firm	Activity	Value
Dec 31, 2025	Wexford Capital Lp	xxxxxxxxxxxxx	$23947
Dec 31, 2025	Entrypoint Capital, Llc	xxxxxxxxxxxxx	$286263
Dec 31, 2025	Graham Capital Management, L.p.	xxxxxxxxxxxxx	$366894
Dec 31, 2025	Bridgewater Associates, Lp	xxxxxxxxxxxxx	$2156655

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Top Shareholders

Holder	# of Shares	Type	% Holding	Value
	23,474,114	Institution	9.00%	755,396,989
	20,692,836	Institution	7.93%	665,895,462
	16,786,581	Institution	6.44%	540,192,177
Frank Sands	7,007,004	Institution	2.69%	225,485,389
	4,837,899	Institution	1.85%	155,683,590
	4,068,579	Institution	1.56%	130,926,872
	3,062,527	Institution	1.17%	98,552,119
	2,937,649	Institution	1.13%	94,533,545
	2,622,538	Institution	1.01%	84,393,273
	2,591,663	Institution	0.99%	83,399,715

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
20,692,836	Institution	7.93%	665,895,462
4,068,579	Institution	1.56%	130,926,872
3,062,527	Institution	1.17%	98,552,119
2,591,663	Institution	0.99%	83,399,715
1,647,990	Institution	0.63%	53,032,318
1,585,673	Institution	0.61%	51,026,957
1,422,027	Institution	0.55%	45,760,829
1,330,295	Institution	0.51%	42,808,893
1,273,229	Institution	0.49%	40,972,509
915,919	Institution	0.35%	29,474,273

Top ETF Holders

Holder	# of Shares	Type	% Holding	Value
iShares Core S&P Mid-Cap ETF	8,460,320	Institution	3.24%	272,253,098
Vanguard Total Stock Market ETF	8,158,711	Institution	3.13%	307,257,056
Vanguard Small-Cap ETF	5,908,290	Institution	2.27%	222,506,201
Vanguard Small Cap Value ETF	3,793,322	Institution	1.45%	142,856,507
Vanguard Extended Market ETF	2,822,661	Institution	1.08%	106,301,413
Invesco Water Resources ETF	2,023,097	Institution	0.78%	67,126,358
SPDR S&P Midcap 400 ETF Trust	1,922,631	Institution	0.74%	61,870,266
Global X U.S. Infrastructure Development ETF	1,813,161	Institution	0.70%	60,160,682
iShares S&P Mid-Cap ETF CDI	1,653,339	Institution	0.63%	234,625,337
First Trust Water ETF	1,620,793	Institution	0.62%	52,157,119

FAQ

Who Owns Tetra Tech (TTEK)?

According to the latest TipRanks data, approximately 26.46% of the company's stock is held by institutional investors, 0.48% is held by insiders, and 31.67% is held by retail investors.

What percentage of Tetra Tech (TTEK) stock is held by institutional investors?

According to the latest TipRanks data, approximately 26.46% of Tetra Tech (TTEK) stock is held by institutional investors.

What percentage of Tetra Tech (TTEK) stock is held by retail investors?

According to the latest TipRanks data, approximately 31.67% of Tetra Tech (TTEK) stock is held by retail investors.

Who owns the most shares of Tetra Tech (TTEK)?

Vanguard owns the most shares of Tetra Tech (TTEK).

What is the significance of the ownership structure for a publicly traded company?

The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.