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Arm
ARM

Overview Fund Activity

656 hedge funds and large institutions have $13B invested in Arm in 2025 Q2 according to their latest regulatory filings, with 132 funds opening new positions, 213 increasing their positions, 203 reducing their positions, and 87 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
656
Holders Change
+35
Holders Change %
+5.64%
% of All Funds
8.8%
Holding in Top 10
16
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+33.33%
% of All Funds
0.21%
New
132
Increased
213
Reduced
203
Closed
87
Calls
$6.99B
Puts
$5.24B
Net Calls
+$1.75B
Net Calls Change
+$1.54B

Top Buyers

1
Coatue Management
Coatue Management
New York
$749M
2
SGA
Sustainable Growth Advisers
Connecticut
$559M
3
Schroder Investment Management Group
Schroder Investment Management Group
United Kingdom
$768M
4
JCAM
Jericho Capital Asset Management
New York
$211M
5
Invesco
Invesco
Georgia
$224M

Top Sellers

1
BlackRock
BlackRock
New York
$184M
2
Artisan Partners
Artisan Partners
Wisconsin
$329M
3
BNP Paribas Financial Markets
BNP Paribas Financial Markets
France
$177M
4
DZ Bank
DZ Bank
Germany
$673M
5
PEAK6
PEAK6
Illinois
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
Axa
26
Axa
France
$102M +$33.6M +207,894 +49%
First Trust Advisors
27
First Trust Advisors
Illinois
$97.7M -$48.9M -302,553 -33%
Hudson Bay Capital Management
28
Hudson Bay Capital Management
Connecticut
$97M +$97M +600,000 New
American Century Companies
29
American Century Companies
Missouri
$96.5M -$17.3M -106,785 -15%
Citigroup
30
Citigroup
New York
$96.4M -$14.1M -87,213 -13%
Parallax Volatility Advisers
31
Parallax Volatility Advisers
California
$96M +$57.1M +353,055 +147%
Citadel Advisors
32
Citadel Advisors
Florida
$85.3M +$48.3M +298,361 +130%
Barclays
33
Barclays
United Kingdom
$85.3M -$39.3M -242,757 -32%
CHP
34
Castle Hook Partners
New York
$85M +$85M +525,825 New
SEI Investments
35
SEI Investments
Pennsylvania
$84.5M -$17.5M -108,454 -17%
Robeco Institutional Asset Management
36
Robeco Institutional Asset Management
Netherlands
$84.2M +$82.1M +507,300 +3,853%
Rafferty Asset Management
37
Rafferty Asset Management
New York
$82M +$19.4M +119,863 +31%
Marshall Wace
38
Marshall Wace
United Kingdom
$78.1M +$33.5M +207,209 +75%
ZCI
39
Zevenbergen Capital Investments
Washington
$77.2M +$932K +5,762 +1%
BA
40
Bridgewater Associates
Connecticut
$76.6M +$76.6M +473,725 New
Wells Fargo
41
Wells Fargo
California
$76.2M +$15.8M +97,962 +26%
State Street
42
State Street
Massachusetts
$71.4M +$9.16M +56,656 +15%
DCM
43
Driehaus Capital Management
Illinois
$70.8M +$67.7M +418,452 +2,166%
Mirae Asset Global Investments
44
Mirae Asset Global Investments
South Korea
$70.5M -$489K -3,024 -0.7%
1832 Asset Management
45
1832 Asset Management
Ontario, Canada
$65.3M +$65.3M +403,700 New
Susquehanna International Group
46
Susquehanna International Group
Pennsylvania
$62.3M -$98.2M -606,950 -61%
GGHC
47
Gilder Gagnon Howe & Co
New York
$56.1M +$107K +663 +0.2%
NC
48
NZS Capital
Colorado
$54.5M +$23.6M +145,859 +76%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
49
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$51.9M -$1.59M -9,805 -3%
Raymond James Financial
50
Raymond James Financial
Florida
$51M +$6.75M +41,708 +15%
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