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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
Prudential Financial
176
Prudential Financial
New Jersey
$375K
Mirae Asset Global Investments
177
Mirae Asset Global Investments
South Korea
$362K
BHCM
178
Brevan Howard Capital Management
Jersey
$345K
BC
179
Bayforest Capital
United Kingdom
$345K
Universal-Beteiligungs- und Servicegesellschaft
180
Universal-Beteiligungs- und Servicegesellschaft
Germany
$336K
WorldQuant Millennium Advisors
181
WorldQuant Millennium Advisors
New York
$333K
YMRC
182
Yorktown Management & Research Company
Virginia
$330K
Federated Hermes
183
Federated Hermes
Pennsylvania
$323K
Two Sigma Advisers
184
Two Sigma Advisers
New York
$315K
VF
185
Virtu Financial
New York
$303K
CB
186
Commerce Bank
Missouri
$303K
American Century Companies
187
American Century Companies
Missouri
$300K
DT
188
Diversified Trust
Tennessee
$295K
PAS
189
Point72 Asia (Singapore)
Singapore
$293K
Corient Private Wealth
190
Corient Private Wealth
Florida
$293K
Stifel Financial
191
Stifel Financial
Missouri
$292K
I
192
InceptionR
California
$289K
Amundi
193
Amundi
France
$283K
Mackenzie Financial
194
Mackenzie Financial
Ontario, Canada
$283K
SAM
195
Securian Asset Management
Minnesota
$271K
TSS
196
Two Sigma Securities
New York
$270K
PAMP
197
Polar Asset Management Partners
Ontario, Canada
$262K
PA
198
Profund Advisors
Maryland
$262K
Mercer Global Advisors
199
Mercer Global Advisors
Colorado
$249K
SCM
200
Semanteon Capital Management
Massachusetts
$248K