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Aehr Test Systems

150 hedge funds and large institutions have $428M invested in Aehr Test Systems in 2025 Q4 according to their latest regulatory filings, with 29 funds opening new positions, 57 increasing their positions, 42 reducing their positions, and 27 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
150
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$80.4M
Puts
$40.1M
Net Calls
Net Calls Change

Top Buyers

1 +$11.4M
2 +$6.68M
3 +$6.05M
4
Jane Street
Jane Street
New York
+$5.82M
5
HFF
Halter Ferguson Financial
Indiana
+$4.57M
Name Holding Trade Value Shares
Change
Change in
Stake
Walleye Capital
101
Walleye Capital
New York
$95K
RA
102
RiverPark Advisors
New York
$68.6K
TRCT
103
Tower Research Capital (TRC)
New York
$65.1K
A
104
AlphaQuest
New York
$65K
AIP
105
Ameritas Investment Partners
Nebraska
$51.9K
Russell Investments Group
106
Russell Investments Group
United Kingdom
$50.4K
NFSG
107
Newbridge Financial Services Group
Florida
$39.4K
Nisa Investment Advisors
108
Nisa Investment Advisors
Missouri
$36K
California State Teachers Retirement System (CalSTRS)
109
California State Teachers Retirement System (CalSTRS)
California
$35.4K
Rockefeller Capital Management
110
Rockefeller Capital Management
New York
$32K
GI
111
GAMMA Investing
California
$31.7K
VCM
112
Versant Capital Management
Arizona
$26.7K
TWC
113
TD Waterhouse Canada
Ontario, Canada
$25.2K
CIAM
114
Caitong International Asset Management
Hong Kong
$24.8K
PNC Financial Services Group
115
PNC Financial Services Group
Pennsylvania
$21.1K
Jones Financial Companies
116
Jones Financial Companies
Missouri
$20.8K
GC
117
Gould Capital
Washington
$20.2K
FFA
118
Farther Finance Advisors
California
$19.5K
AB
119
Amalgamated Bank
New York
$18K
Citigroup
120
Citigroup
New York
$17.6K
AAP
121
Arax Advisory Partners
Colorado
$16.8K
FDCDDQ
122
Federation des caisses Desjardins du Quebec
Quebec, Canada
$16K
SS
123
Sunbelt Securities
Texas
$13.1K
MA
124
MCF Advisors
Kentucky
$12.9K
SS
125
SBI Securities
Japan
$12.7K