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Allegro MicroSystems

289 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
289
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
PFBT
251
Parkside Financial Bank & Trust
Missouri
$7.39K
FFA
252
Farther Finance Advisors
California
$6.83K
SWM
253
Spire Wealth Management
Virginia
$6.6K
Optiver Holding
254
Optiver Holding
Netherlands
$6.42K
CI Investments Inc
255
CI Investments Inc
Ontario, Canada
$6K
MPWT
256
MassMutual Private Wealth & Trust
Connecticut
$5.87K
IA
257
IFP Advisors
Florida
$5.81K
RS
258
Rakuten Securities
Japan
$5.2K
LFA
259
LGT Financial Advisors
Texas
$4.58K
TC
260
Truvestments Capital
Florida
$4.5K
VCM
261
Versant Capital Management
Arizona
$4.29K
HI
262
Harbour Investments
Wisconsin
$3.83K
MG
263
Mather Group
Illinois
$3.65K
CWP
264
Concord Wealth Partners
Virginia
$3.5K
TWD
265
True Wealth Design
Ohio
$3.24K
PS
266
Principal Securities
Iowa
$3.04K
BIA
267
Bell Investment Advisors
California
$2.95K
WTC
268
WhitTier Trust Company
Nevada
$2.94K
FMII
269
Farmers & Merchants Investments Inc
Nebraska
$2.48K
Jones Financial Companies
270
Jones Financial Companies
Missouri
$1.81K
BTI
271
Blue Trust Inc
Georgia
$1.34K
RFP
272
Root Financial Partners
California
$1.23K
LFG
273
Larson Financial Group
Missouri
$1.11K
FFO
274
Fortitude Family Office
Arizona
$1.02K
GA
275
Guerra Advisors
Florida
$876