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Allegro MicroSystems
ALGM

Overview Fund Activity

271 hedge funds and large institutions have $5B invested in Allegro MicroSystems in 2025 Q2 according to their latest regulatory filings, with 54 funds opening new positions, 94 increasing their positions, 102 reducing their positions, and 68 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
271
Holders Change
-18
Holders Change %
-6.23%
% of All Funds
3.63%
Holding in Top 10
1
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-80%
% of All Funds
0.01%
New
54
Increased
94
Reduced
102
Closed
68
Calls
$33M
Puts
$261M
Net Calls
-$228M
Net Calls Change
-$188M

Top Buyers

1
Capital Research Global Investors
1
Capital Research Global Investors
California
$544M
2
AllianceBernstein
2
AllianceBernstein
Tennessee
$94.4M
3
Invesco
3
Invesco
Georgia
$214M
4
Neuberger Berman Group
4
Neuberger Berman Group
New York
$42.5M
5
Royal Bank of Canada
5
Royal Bank of Canada
Ontario, Canada
$29M

Top Sellers

1
Citadel Advisors
1
Citadel Advisors
Florida
$51.9M
2
Millennium Management
2
Millennium Management
New York
$23.2M
3
FGP
3
Freestone Grove Partners
California
$0
4
SPPAM
4
Summit Partners Public Asset Management
Massachusetts
$39.5M
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$274M
Name Holding Trade Value Shares
Change 		Shares
Change %
Pictet Asset Management
151
Pictet Asset Management
Switzerland
$595K -$89.1K -2,606 -13%
Corient Private Wealth
152
Corient Private Wealth
Florida
$589K +$126K +3,685 +27%
QT
153
Quantbot Technologies
New York
$587K +$587K +17,180 New
X
154
Xponance
Pennsylvania
$587K +$51.7K +1,511 +10%
AIM
155
Aigen Investment Management
New York
$579K +$579K +16,921 New
Bank of Montreal
156
Bank of Montreal
Ontario, Canada
$513K -$111K -3,240 -18%
CM
157
Caption Management
Oklahoma
$513K +$407K +11,900 +384%
SOADOR
158
State of Alaska Department of Revenue
Alaska
$501K -$13.3K -390 -3%
Universal-Beteiligungs- und Servicegesellschaft
159
Universal-Beteiligungs- und Servicegesellschaft
Germany
$490K +$7.21K +211 +1%
PNC Financial Services Group
160
PNC Financial Services Group
Pennsylvania
$490K -$69.1K -2,021 -12%
VPIM
161
Vanguard Personalized Indexing Management
California
$486K -$436K -12,744 -47%
VRS
162
Virginia Retirement Systems
Virginia
$481K +$30.8K +900 +7%
Deutsche Bank
163
Deutsche Bank
Germany
$475K -$425K -12,426 -47%
BPC
164
Banque Pictet & Cie
Switzerland
$458K -$30.8K -900 -6%
Federated Hermes
165
Federated Hermes
Pennsylvania
$417K +$161K +4,712 +63%
VA
166
Vident Advisory
Georgia
$404K +$59.6K +1,742 +17%
Russell Investments Group
167
Russell Investments Group
United Kingdom
$398K -$29K -848 -7%
STA
168
Summit Trail Advisors
New York
$394K +$394K +11,530 New
Prudential Financial
169
Prudential Financial
New Jersey
$392K +$76.1K +3,040 +24%
YMRC
170
Yorktown Management & Research Company
Virginia
$386K – – –
Wolverine Trading
171
Wolverine Trading
Illinois
$379K -$183K -5,346 -33%
CL
172
Choreo LLC
Illinois
$377K -$25.4K -743 -6%
CB
173
Commerce Bank
Missouri
$374K – – –
Amundi
174
Amundi
France
$358K +$358K +10,011 New
AAS
175
Avantax Advisory Services
Texas
$356K -$22.4K -656 -6%
5 6
7
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