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Tetra Tech
TTEK

Overview Fund Activity

557 hedge funds and large institutions have $7.09B invested in Tetra Tech in 2025 Q1 according to their latest regulatory filings, with 74 funds opening new positions, 224 increasing their positions, 192 reducing their positions, and 136 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
557
Holders Change
-74
Holders Change %
-11.73%
% of All Funds
7.57%
Holding in Top 10
6
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-14.29%
% of All Funds
0.08%
New
74
Increased
224
Reduced
192
Closed
136
Calls
$15.1M
Puts
$46.3M
Net Calls
-$31.3M
Net Calls Change
-$15.5M

Top Buyers

1
SP
Sarasin & Partners
United Kingdom
+$135M
2
Amundi
Amundi
France
+$53.1M
3
Citadel Advisors
Citadel Advisors
Florida
+$45.5M
4
LGF
LGT Group Foundation
Liechtenstein
+$44.3M
5
State Street
State Street
Massachusetts
+$41.6M

Top Sellers

1
BCPEMI
Bain Capital Public Equity Management II
Massachusetts
-$96M
2
Allspring Global Investments
Allspring Global Investments
North Carolina
-$65.2M
3
DCM
Driehaus Capital Management
Illinois
-$63.9M
4
AllianceBernstein
AllianceBernstein
Tennessee
-$50M
5
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
-$38.5M
Name Holding Trade Value Shares
Change 		Shares
Change %
AAMU
101
AEGON Asset Management (UK)
United Kingdom
$10M -$25.9M -884,482 -72%
EGM
102
Engineers Gate Manager
New York
$9.14M +$4.24M +144,929 +87%
DPIM
103
Duff & Phelps Investment Management
Illinois
$9.12M -$5M -171,098 -35%
PL
104
Perpetual Ltd
Australia
$8.69M +$2.4M +81,896 +38%
CF
105
Corebridge Financial
Texas
$8.68M -$202K -6,900 -2%
RIG
106
Renaissance Investment Group
Massachusetts
$8.54M -$1.21M -41,407 -12%
Macquarie Group
107
Macquarie Group
Australia
$8.14M +$149K +5,078 +2%
DekaBank Deutsche Girozentrale
108
DekaBank Deutsche Girozentrale
Germany
$7.96M – – –
Asset Management One
109
Asset Management One
Japan
$7.9M -$1.1M -37,760 -12%
Renaissance Technologies
110
Renaissance Technologies
New York
$7.75M -$11.4M -389,800 -60%
AG
111
Algert Global
California
$7.75M +$2.5M +85,603 +48%
California State Teachers Retirement System (CalSTRS)
112
California State Teachers Retirement System (CalSTRS)
California
$7.49M +$162K +5,537 +2%
New York State Teachers Retirement System (NYSTRS)
113
New York State Teachers Retirement System (NYSTRS)
New York
$7.26M -$1.06M -36,300 -13%
Janus Henderson Group
114
Janus Henderson Group
United Kingdom
$7.21M +$1.13M +38,795 +19%
Barclays
115
Barclays
United Kingdom
$7.15M -$115K -3,926 -2%
Mercer Global Advisors
116
Mercer Global Advisors
Colorado
$7.14M +$95.1K +3,252 +1%
EP
117
Edgestream Partners
New Jersey
$7.05M +$7.05M +241,185 New
AIMCA
118
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$6.94M +$1.15M +39,300 +20%
Skandinaviska Enskilda Banken (SEB)
119
Skandinaviska Enskilda Banken (SEB)
Sweden
$6.76M -$1.88M -64,295 -22%
BNP Paribas Asset Management
120
BNP Paribas Asset Management
France
$6.65M +$2.24M +76,434 +51%
Verition Fund Management
121
Verition Fund Management
Connecticut
$6.48M +$4.7M +160,771 +264%
DIA
122
Dana Investment Advisors
Wisconsin
$6.46M -$164K -5,619 -2%
Manulife (Manufacturers Life Insurance)
123
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$6.39M -$43.4K -1,485 -0.7%
OPW
124
Osprey Private Wealth
New York
$6.33M +$1.33M +45,400 +27%
ACM
125
Aquatic Capital Management
Illinois
$6.32M +$3.31M +113,212 +110%
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