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Arm
ARM

Overview Fund Activity

651 hedge funds and large institutions have $12.1B invested in Arm in 2025 Q2 according to their latest regulatory filings, with 132 funds opening new positions, 210 increasing their positions, 201 reducing their positions, and 87 closing their positions.

Holders
651
Holders Change
+30
Holders Change %
+4.83%
% of All Funds
8.74%
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
210
Reduced
201
Closed
87
Calls
$5.87B
Puts
$4.38B
Net Calls
+$1.5B
Net Calls Change
+$1.29B

Top Buyers

1
Coatue Management
1
Coatue Management
New York
$749M
2
SGA
2
Sustainable Growth Advisers
Connecticut
$559M
3
JCAM
3
Jericho Capital Asset Management
New York
$211M
4
Invesco
4
Invesco
Georgia
$224M
5
ACM
5
Altimeter Capital Management
Massachusetts
$151M

Top Sellers

1
BlackRock
1
BlackRock
New York
$184M
2
Artisan Partners
2
Artisan Partners
Wisconsin
$329M
3
BNP Paribas Financial Markets
3
BNP Paribas Financial Markets
France
$177M
4
DZ Bank
4
DZ Bank
Germany
$673M
5
PEAK6
5
PEAK6
Illinois
$0
Name Market Value Shares Shares
Change 		Shares
Change %
First Trust Advisors
26
First Trust Advisors
Illinois
$97.7M 604,296 -302,553 -33%
Hudson Bay Capital Management
27
Hudson Bay Capital Management
Connecticut
$97M 600,000 +600,000 New
American Century Companies
28
American Century Companies
Missouri
$96.5M 596,580 -106,785 -15%
Citigroup
29
Citigroup
New York
$96.4M 596,188 -87,213 -13%
Parallax Volatility Advisers
30
Parallax Volatility Advisers
California
$96M 593,626 +353,055 +147%
Citadel Advisors
31
Citadel Advisors
Florida
$85.3M 527,621 +298,361 +130%
Barclays
32
Barclays
United Kingdom
$85.3M 527,618 -242,757 -32%
CHP
33
Castle Hook Partners
New York
$85M 525,825 +525,825 New
SEI Investments
34
SEI Investments
Pennsylvania
$84.5M 522,313 -108,454 -17%
Robeco Institutional Asset Management
35
Robeco Institutional Asset Management
Netherlands
$84.2M 520,465 +507,300 +3,853%
Rafferty Asset Management
36
Rafferty Asset Management
New York
$82M 506,874 +119,863 +31%
Marshall Wace
37
Marshall Wace
United Kingdom
$78.1M 482,952 +207,209 +75%
ZCI
38
Zevenbergen Capital Investments
Washington
$77.2M 477,289 +5,762 +1%
BA
39
Bridgewater Associates
Connecticut
$76.6M 473,725 +473,725 New
Wells Fargo
40
Wells Fargo
California
$76.2M 471,252 +97,962 +26%
State Street
41
State Street
Massachusetts
$71.4M 441,445 +56,656 +15%
DCM
42
Driehaus Capital Management
Illinois
$70.8M 437,769 +418,452 +2,166%
Mirae Asset Global Investments
43
Mirae Asset Global Investments
South Korea
$70.5M 435,902 -3,024 -0.7%
1832 Asset Management
44
1832 Asset Management
Ontario, Canada
$65.3M 403,700 +403,700 New
GGHC
45
Gilder Gagnon Howe & Co
New York
$56.1M 347,089 +663 +0.2%
NC
46
NZS Capital
Colorado
$54.5M 337,190 +145,859 +76%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
47
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$51.9M 321,010 -9,805 -3%
Raymond James Financial
48
Raymond James Financial
Florida
$51M 315,395 +41,708 +15%
LPL Financial
49
LPL Financial
California
$46.1M 284,999 +32,066 +13%
Deutsche Bank
50
Deutsche Bank
Germany
$45.3M 280,386 +47,643 +20%
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