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Tetra Tech

586 hedge funds and large institutions have $7.35B invested in Tetra Tech in 2026 Q1 according to their latest regulatory filings, with 74 funds opening new positions, 199 increasing their positions, 227 reducing their positions, and 85 closing their positions.

New
Increased
Maintained
Reduced
Closed

more ownership

Funds ownership:

less funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

13% less first-time investments, than exits

New positions opened: 74 | Existing positions closed: 85

29% less funds holding in top 10

Funds holding in top 10: 75 (-2)

91% less call options, than puts

Call options by funds: $4.07M | Put options by funds: $43.3M

Holders
586
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$4.07M
Puts
$43.3M
Net Calls
Net Calls Change

Top Buyers

1 +$133M
2 +$117M
3 +$83.7M
4
Citadel Advisors
Citadel Advisors
Florida
+$59.7M
5
BlackRock
BlackRock
New York
+$37.4M
Name Holding Trade Value Shares
Change
Change in
Stake
AAM
151
Advisors Asset Management
Colorado
$4.34M
PSC
152
Portman Square Capital
United Kingdom
$4.34M
FFL
153
Future Fund LLC
Illinois
$4.14M
CAU
154
Caxton Associates (UK)
$4.09M
Public Sector Pension Investment Board (PSP Investments)
155
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$4.06M
RWA
156
River Wealth Advisors
Pennsylvania
$4.01M
CI
157
Capital International
California
$4.01M
MIM
158
MetLife Investment Management
New Jersey
$3.93M
Mackenzie Financial
159
Mackenzie Financial
Ontario, Canada
$3.92M
CAM
160
Crown Advisors Management
California
$3.77M
RHJA
161
Rice Hall James & Associates
California
$3.7M
EP
162
Edgestream Partners
New Jersey
$3.67M
RPA
163
Rock Point Advisors
Vermont
$3.59M
AB
164
Amalgamated Bank
New York
$3.58M
OTL
165
Oak Thistle LLC
New York
$3.54M
FNBOO
166
First National Bank of Omaha
Nebraska
$3.48M
Treasurer of the State of North Carolina
167
Treasurer of the State of North Carolina
North Carolina
$3.35M
Asset Management One
168
Asset Management One
Japan
$3.34M
PFSRSONJ
169
Police & Firemen's Retirement System of New Jersey
New Jersey
$3.29M
State of Tennessee, Department of Treasury
170
State of Tennessee, Department of Treasury
Tennessee
$3.29M
KCM
171
Kennedy Capital Management
Missouri
$3.17M
VGA
172
Vanguard Global Advisers
Pennsylvania
$3.16M
SC
173
Scholtz & Company
Connecticut
$3.11M
Nisa Investment Advisors
174
Nisa Investment Advisors
Missouri
$3.07M
AM
175
AGF Management
Ontario, Canada
$3.04M