644 hedge funds and large institutions have $10.5B invested in Arm in 2025 Q3 according to their latest regulatory filings, with 101 funds opening new positions, 240 increasing their positions, 178 reducing their positions, and 93 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
644
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$5.24B
Puts
$5.43B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
KM
676
KP Management
Minnesota
PF
677
Phoenix Financial
Israel
FIM
678
Freedom Investment Management
Connecticut
MMEA
679
Main Management ETF Advisors
California
IIA
680
IPG Investment Advisors
California
PHM
681
Prospect Hill Management
New Jersey
BWM
682
Bulltick Wealth Management
Florida
SWM
683
StoneCrest Wealth Management
Arizona
PWM
684
Prosperity Wealth Management
California
UBS AM
685
UBS AM
Illinois
MP
686
Mangrove Partners
Connecticut
EAM
687
Erste Asset Management
Austria
PIA
688
Prakash Investment Advisors
Massachusetts
SOS
689
Silver Oak Securities
Tennessee
GCM
690
Glaxis Capital Management
Florida
Bank of Nova Scotia
691
Bank of Nova Scotia
Ontario, Canada
YC
692
Yarbrough Capital
Tennessee
MW
693
MBL Wealth
North Carolina
BC
694
Bridgefront Capital
Texas
Belvedere Trading
695
Belvedere Trading
Illinois
AC
696
AXQ Capital
New Jersey
CB
697
Commerce Bank
Missouri
DWM
698
Dakota Wealth Management
Florida
BFA
699
Brendel Financial Advisors
New Hampshire
GSEP
700
Golden State Equity Partners
California