ALGM icon

Allegro MicroSystems

286 hedge funds and large institutions have $3.97B invested in Allegro MicroSystems in 2025 Q3 according to their latest regulatory filings, with 65 funds opening new positions, 75 increasing their positions, 106 reducing their positions, and 43 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)

29% less repeat investments, than reductions

Existing positions increased: 75 | Existing positions reduced: 106

91% less call options, than puts

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

Holders
286
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 Buyers

1 +$26.9M
2 +$20.2M
3 +$14.4M
4
Squarepoint
Squarepoint
New York
+$9.93M
5
CSS
Cubist Systematic Strategies
Connecticut
+$7.99M

Top Sellers

1 -$43.1M
2 -$42.9M
3 -$39.5M
4
Citadel Advisors
Citadel Advisors
Florida
-$34.7M
5
Neuberger Berman Group
Neuberger Berman Group
New York
-$29M
Name Holding Trade Value Shares
Change
Change in
Stake
JG
76
Jain Global
New York
$2.63M
CS
77
Candriam SCA
Luxembourg
$2.6M
SEI Investments
78
SEI Investments
Pennsylvania
$2.57M
HSBC Holdings
79
HSBC Holdings
United Kingdom
$2.53M
State of Tennessee, Department of Treasury
80
State of Tennessee, Department of Treasury
Tennessee
$2.53M
Manulife (Manufacturers Life Insurance)
81
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$2.47M
STA
82
Summit Trail Advisors
New York
$2.4M
SSA
83
Schonfeld Strategic Advisors
New York
$2.35M
Schroder Investment Management Group
84
Schroder Investment Management Group
United Kingdom
$2.2M
PP
85
Paloma Partners
Connecticut
$2.19M
HF
86
HRT Financial
New York
$2.17M
QT
87
Quantbot Technologies
New York
$2.09M
EGM
88
Engineers Gate Manager
New York
$2.02M
State of New Jersey Common Pension Fund D
89
State of New Jersey Common Pension Fund D
New Jersey
$2.01M
MIM
90
MetLife Investment Management
New Jersey
$1.86M
CM
91
Caption Management
Oklahoma
$1.84M
VanEck Associates
92
VanEck Associates
New York
$1.77M
QCM
93
Quantinno Capital Management
New York
$1.71M
Janus Henderson Group
94
Janus Henderson Group
United Kingdom
$1.67M
MOACM
95
Mutual of America Capital Management
New York
$1.67M
AB
96
Amalgamated Bank
New York
$1.66M
KCM
97
Kennedy Capital Management
Missouri
$1.65M
Treasurer of the State of North Carolina
98
Treasurer of the State of North Carolina
North Carolina
$1.62M
PFSRSONJ
99
Police & Firemen's Retirement System of New Jersey
New Jersey
$1.58M
OQS
100
Occudo Quantitative Strategies
Florida
$1.57M