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Allegro MicroSystems

290 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, 77 increasing their positions, 107 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)

28% less repeat investments, than reductions

Existing positions increased: 77 | Existing positions reduced: 107

91% less call options, than puts

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

Holders
290
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
HNB
251
Huntington National Bank
Ohio
$7.53K
PFBT
252
Parkside Financial Bank & Trust
Missouri
$7.39K
FFA
253
Farther Finance Advisors
California
$6.83K
SWM
254
Spire Wealth Management
Virginia
$6.6K
Optiver Holding
255
Optiver Holding
Netherlands
$6.42K
CI Investments Inc
256
CI Investments Inc
Ontario, Canada
$6K
MPWT
257
MassMutual Private Wealth & Trust
Connecticut
$5.87K
IA
258
IFP Advisors
Florida
$5.81K
RS
259
Rakuten Securities
Japan
$5.2K
LFA
260
LGT Financial Advisors
Texas
$4.58K
TC
261
Truvestments Capital
Florida
$4.5K
VCM
262
Versant Capital Management
Arizona
$4.29K
HI
263
Harbour Investments
Wisconsin
$3.83K
MG
264
Mather Group
Illinois
$3.65K
CWP
265
Concord Wealth Partners
Virginia
$3.5K
TWD
266
True Wealth Design
Ohio
$3.24K
PS
267
Principal Securities
Iowa
$3.04K
BIA
268
Bell Investment Advisors
California
$2.95K
WTC
269
WhitTier Trust Company
Nevada
$2.94K
FMII
270
Farmers & Merchants Investments Inc
Nebraska
$2.48K
Jones Financial Companies
271
Jones Financial Companies
Missouri
$1.81K
BTI
272
Blue Trust Inc
Georgia
$1.34K
RFP
273
Root Financial Partners
California
$1.23K
LFG
274
Larson Financial Group
Missouri
$1.11K
FFO
275
Fortitude Family Office
Arizona
$1.02K