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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
QC
226
Quent Capital
New York
$27.6K
CA
227
CoreCap Advisors
Michigan
$26.3K
PA
228
Parallel Advisors
California
$26.1K
HFS
229
Hantz Financial Services
Michigan
$26K
SIS
230
Sound Income Strategies
Florida
$23.7K
CIAM
231
Caitong International Asset Management
Hong Kong
$22.8K
QCG
232
Quadrant Capital Group
Ohio
$22.7K
S
233
SignatureFD
Georgia
$17.7K
HC
234
Hurley Capital
New York
$17.6K
EWA
235
EverSource Wealth Advisors
Alabama
$16.8K
SS
236
SBI Securities
Japan
$15.2K
CA
237
Clearstead Advisors
Ohio
$14K
CCM
238
Cloud Capital Management
Washington
$14K
C
239
Covestor
United Kingdom
$13K
Bessemer Group
240
Bessemer Group
New Jersey
$13K
RA
241
Rise Advisors
New York
$12.4K
SAM
242
Smartleaf Asset Management
Massachusetts
$11.5K
ASN
243
Advisory Services Network
Georgia
$11.1K
RIL
244
Rothschild Investment LLC
Illinois
$11K
GXJ
245
Global X Japan
Japan
$9.2K
WANY
246
Wealthspire Advisors (New York)
New York
$8.47K
HNB
247
Huntington National Bank
Ohio
$7.53K
PFBT
248
Parkside Financial Bank & Trust
Missouri
$7.39K
FFA
249
Farther Finance Advisors
California
$6.83K
SWM
250
Spire Wealth Management
Virginia
$6.6K