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Allegro MicroSystems
ALGM

Overview Fund Activity

289 hedge funds and large institutions have $3.93B invested in Allegro MicroSystems in 2025 Q1 according to their latest regulatory filings, with 71 funds opening new positions, 104 increasing their positions, 80 reducing their positions, and 34 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
289
Holders Change
+35
Holders Change %
+13.78%
% of All Funds
3.93%
Holding in Top 10
5
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+150%
% of All Funds
0.07%
New
71
Increased
104
Reduced
80
Closed
34
Calls
$38.2M
Puts
$78.8M
Net Calls
-$40.6M
Net Calls Change
-$53.4M

Top Buyers

1
Capital Research Global Investors
Capital Research Global Investors
California
+$133M
2
Fidelity Investments
Fidelity Investments
Massachusetts
+$104M
3
FCM
Frontier Capital Management
Massachusetts
+$70.8M
4
Citadel Advisors
Citadel Advisors
Florida
+$69.3M
5
Invesco
Invesco
Georgia
+$69M

Top Sellers

1
Westfield Capital Management
Westfield Capital Management
Massachusetts
-$48.9M
2
WP
Woodline Partners
California
-$45.6M
3
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
-$38.6M
4
PP
Paloma Partners
Connecticut
-$35.1M
5
Two Sigma Investments
Two Sigma Investments
New York
-$33.3M
Name Holding Trade Value Shares
Change 		Shares
Change %
State of Wisconsin Investment Board
76
State of Wisconsin Investment Board
Wisconsin
$3.82M +$909K +36,158 +31%
BNP Paribas Financial Markets
77
BNP Paribas Financial Markets
France
$3.78M -$12.3M -488,683 -76%
CF
78
Corebridge Financial
Texas
$3.63M -$86.8K -3,453 -2%
Susquehanna International Group
79
Susquehanna International Group
Pennsylvania
$3.49M +$1.79M +71,227 +105%
Mitsubishi UFJ Asset Management
80
Mitsubishi UFJ Asset Management
Japan
$3.32M -$3.14M -124,752 -49%
COPPSERS
81
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$3.3M +$2.57M +102,400 +355%
Barclays
82
Barclays
United Kingdom
$3.12M -$808K -32,149 -21%
PCM
83
Polymer Capital Management
New York
$3.09M +$3.09M +122,807 New
KCM
84
Kennedy Capital Management
Missouri
$3M -$1.09M -43,316 -27%
Royal Bank of Canada
85
Royal Bank of Canada
Ontario, Canada
$2.96M +$1.22M +48,554 +70%
Verition Fund Management
86
Verition Fund Management
Connecticut
$2.89M -$118K -4,681 -4%
Two Sigma Investments
87
Two Sigma Investments
New York
$2.74M -$33.3M -1,325,196 -92%
Jane Street
88
Jane Street
New York
$2.66M +$1.63M +64,925 +159%
Envestnet Asset Management
89
Envestnet Asset Management
Illinois
$2.64M +$708K +28,179 +37%
Manulife (Manufacturers Life Insurance)
90
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$2.55M -$16.2K -646 -0.6%
Citigroup
91
Citigroup
New York
$2.49M -$859K -34,186 -26%
Holocene Advisors
92
Holocene Advisors
New York
$2.35M -$2.94M -116,814 -56%
KHCM
93
Kettle Hill Capital Management
New York
$2.35M -$18.3M -729,608 -89%
State of Tennessee, Department of Treasury
94
State of Tennessee, Department of Treasury
Tennessee
$2.35M – – –
Squarepoint
95
Squarepoint
New York
$2.2M +$1.88M +74,777 +584%
NAAA
96
New Age Alpha Advisors
New York
$2.14M -$893K -35,552 -29%
State Board of Administration of Florida Retirement System
97
State Board of Administration of Florida Retirement System
Florida
$2.12M +$114K +4,530 +6%
LCG
98
Lisanti Capital Growth
New York
$1.99M +$1.99M +79,055 New
RA
99
Royce & Associates
New York
$1.96M +$1.96M +78,153 New
State of New Jersey Common Pension Fund D
100
State of New Jersey Common Pension Fund D
New Jersey
$1.94M +$1.94M +77,350 New
2 3
4
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