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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
126
$924K
127
$924K
128
$874K
129
$861K
130
$848K
131
$846K
132
$832K
133
$816K
134
$807K
135
$803K
136
$791K
137
$768K
138
$763K
139
$732K
140
$728K
141
$704K
142
$691K
143
$685K
144
$679K
145
$665K
146
$664K
147
$662K
148
$657K
149
$591K
150
$590K