Tetra Tech

TTI

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TTI

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Major Shareholders Latest
Shareholder
BlackRock, Inc.	7.94%	11.61M	0.44%	+368.22K	03/31/2026
Neuberger Berman Investment Advisers LLC	5.58%	8.16M	0.49%	+18.40K	03/31/2026
Columbia Management Investment Advisers, LLC	3.77%	5.52M	1.38%	-1.40M	03/31/2026
Vanguard Capital Management, LLC	3.71%	5.42M	--	+5.42M	03/31/2026
American Century Investment Management Inc	2.98%	4.35M	0.08%	+467.38K	03/31/2026
Emerald Advisers, LLC	2.94%	4.30M	0.47%	-272.70K	03/31/2026
State Street Global Advisors, Inc.	2.85%	4.17M	0.26%	+694.98K	03/31/2026
Vaughan Nelson Investment Management, L.P.	2.65%	3.88M	0.63%	+1.14M	06/30/2026
Driehaus Capital Management LLC	2.46%	3.59M	0.32%	-125.67K	03/31/2026
Needham Investment Management, LLC	2.31%	3.38M	0.54%	+1.00M	03/31/2026
Dimensional Fund Advisors LP	2.27%	3.32M	0.56%	-474.44K	03/31/2026
Encompass Capital Advisors LLC	2.19%	3.20M	0.03%	+310.36K	03/31/2026
Geode Capital Management, LLC	2.17%	3.17M	0.13%	+84.22K	03/31/2026
Brady MurphyPresident, CEO & Director	2.03%	2.97M	0.20%	-50.06K	07/02/2026
Tontine Management, LLC	1.90%	2.78M	0.25%	-109.46K	03/31/2026
Millennium Management LLC	1.71%	2.50M	1.13%	+1.72M	03/31/2026
Frontier Capital Management Co LLC	1.47%	2.15M	0.36%	-300.24K	03/31/2026
D. E. Shaw & Co., L.P.	1.46%	2.14M	0.13%	+0	03/31/2026
Vanguard Portfolio Management, LLC	1.46%	2.13M	--	+2.13M	03/31/2026
Bridgeway Capital Management, LLC	1.25%	1.82M	0.09%	+25.31K	03/31/2026

All Shareholders