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Allegro MicroSystems

296 hedge funds and large institutions have $3.97B invested in Allegro MicroSystems in 2025 Q3 according to their latest regulatory filings, with 67 funds opening new positions, 78 increasing their positions, 108 reducing their positions, and 42 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more funds holding in top 10

Funds holding in top 10:

less ownership

Funds ownership:

21% less capital invested

Capital invested by funds: $5B → $3.97B (-$1.03B)

28% less repeat investments, than reductions

Existing positions increased: 78 | Existing positions reduced: 108

91% less call options, than puts

Call options by funds: $13.5M | Put options by funds: $158M

Holders
296
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
$13.5M
Puts
$158M
Net Calls
Net Calls Change

Top Sellers

1 -$47.7M
2 -$47.6M
3 -$39.5M
4
Citadel Advisors
Citadel Advisors
Florida
-$38.4M
5
Neuberger Berman Group
Neuberger Berman Group
New York
-$32.2M
Name Holding Trade Value Shares
Change
Change in
Stake
151
$572K
152
$568K
153
$546K
154
$518K
155
$517K
156
$508K
157
$504K
158
$498K
159
$488K
160
$477K
161
$476K
162
$467K
163
$451K
164
$438K
165
$438K
166
$437K
167
$433K
168
$430K
169
$423K
170
$421K
171
$417K
172
$412K
173
$404K
174
$393K
175
$389K