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Allegro MicroSystems

290 hedge funds and large institutions have $3.6B invested in Allegro MicroSystems in 2025 Q4 according to their latest regulatory filings, with 55 funds opening new positions, 80 increasing their positions, 119 reducing their positions, and 51 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more ownership

Funds ownership:

more funds holding in top 10

Funds holding in top 10:

less funds holding

Funds holding:

9% less capital invested

Capital invested by funds: $3.97B → $3.6B (-$366M)

33% less repeat investments, than reductions

Existing positions increased: 80 | Existing positions reduced: 119

65% less call options, than puts

Call options by funds: $11.9M | Put options by funds: $34.3M

Holders
290
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$11.9M
Puts
$34.3M
Net Calls
Net Calls Change

Top Buyers

1 +$64.4M
2 +$61.3M
3 +$33.8M
4
BlackRock
BlackRock
New York
+$22.7M
5
ACM
Analog Century Management
New York
+$19.7M
Name Holding Trade Value Shares
Change
Change in
Stake
BC
126
Bridgefront Capital
Texas
$760K
Thrivent Financial for Lutherans
127
Thrivent Financial for Lutherans
Minnesota
$737K
NMIMC
128
Northwestern Mutual Investment Management Company
Wisconsin
$732K
PEAK6
129
PEAK6
Illinois
$727K
KK
130
KLP Kapitalforvaltning
Norway
$725K
NMERB
131
New Mexico Educational Retirement Board
New Mexico
$714K
Tudor Investment Corp
132
Tudor Investment Corp
Connecticut
$677K
XT
133
XTX Topco
Cayman Islands
$676K
Creative Planning
134
Creative Planning
Kansas
$670K
PSC
135
Prentiss Smith & Co
Vermont
$661K
OPERF
136
Oregon Public Employees Retirement Fund
Oregon
$653K
AAM
137
Advisors Asset Management
Colorado
$626K
Lazard Asset Management
138
Lazard Asset Management
New York
$626K
Sumitomo Mitsui Trust Group
139
Sumitomo Mitsui Trust Group
Japan
$626K
Amundi
140
Amundi
France
$613K
TI
141
Tidal Investments
Wisconsin
$610K
AIP
142
Ameritas Investment Partners
Nebraska
$600K
GCM
143
Graham Capital Management
Connecticut
$594K
Russell Investments Group
144
Russell Investments Group
United Kingdom
$561K
Pictet Asset Management
145
Pictet Asset Management
Switzerland
$548K
ProShare Advisors
146
ProShare Advisors
Maryland
$548K
Deutsche Bank
147
Deutsche Bank
Germany
$532K
EI
148
Ethic Inc
New York
$503K
Victory Capital Management
149
Victory Capital Management
Texas
$494K
CCIA
150
Campbell & Co Investment Adviser
Maryland
$482K