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659 hedge funds and large institutions have $10.6B invested in Arm in 2025 Q3 according to their latest regulatory filings, with 103 funds opening new positions, 247 increasing their positions, 181 reducing their positions, and 97 closing their positions.

New
Increased
Maintained
Reduced
Closed

36% more repeat investments, than reductions

Existing positions increased: 247 | Existing positions reduced: 181

6% more first-time investments, than exits

New positions opened: 103 | Existing positions closed: 97

0.59% less ownership

Funds ownership: 7.67%7.08% (-0.59%)

4% less call options, than puts

Call options by funds: $5.24B | Put options by funds: $5.43B

1% less funds holding

Funds holding: 668659 (-9)

19% less capital invested

Capital invested by funds: $13.1B → $10.6B (-$2.56B)

38% less funds holding in top 10

Funds holding in top 10: 1610 (-6)

Holders
659
Holders Change
-9
Holders Change %
-1.35%
% of All Funds
8.65%
Holding in Top 10
10
Holding in Top 10 Change
-6
Holding in Top 10 Change %
-37.5%
% of All Funds
0.13%
New
103
Increased
247
Reduced
181
Closed
97
Calls
$5.24B
Puts
$5.43B
Net Calls
-$190M
Net Calls Change
-$1.93B
Name Holding Trade Value Shares
Change
Change in
Stake
PWM
701
Prosperity Wealth Management
California
-$865K -5,349 Closed
UBS AM
702
UBS AM
Illinois
-$791K -4,890 Closed
MP
703
Mangrove Partners
Connecticut
-$764K -4,724 Closed
EAM
704
Erste Asset Management
Austria
-$665K -4,567 Closed
PIA
705
Prakash Investment Advisors
Massachusetts
-$398K -3,725 Closed
SOS
706
Silver Oak Securities
Tennessee
-$595K -3,679 Closed
GCM
707
Glaxis Capital Management
Florida
-$566K -3,500 Closed
Bank of Nova Scotia
708
Bank of Nova Scotia
Ontario, Canada
-$556K -3,443 Closed
YC
709
Yarbrough Capital
Tennessee
-$539K -3,332 Closed
MW
710
MBL Wealth
North Carolina
-$389K -2,407 Closed
BC
711
Bridgefront Capital
Texas
-$369K -2,283 Closed
Belvedere Trading
712
Belvedere Trading
Illinois
-$329K -2,037 Closed
AC
713
AXQ Capital
New Jersey
-$325K -2,009 Closed
CB
714
Commerce Bank
Missouri
-$324K -2,003 Closed
DWM
715
Dakota Wealth Management
Florida
-$304K -1,879 Closed
BFA
716
Brendel Financial Advisors
New Hampshire
-$264K -1,630 Closed
GSEP
717
Golden State Equity Partners
California
-$263K -1,623 Closed
SFS
718
Sowell Financial Services
Arkansas
-$255K -1,577 Closed
WWM
719
WJ Wealth Management
Arizona
-$251K -1,550 Closed
CIEC
720
Crédit Industriel et Commercial
France
-$249K -1,538 Closed
AWM
721
AE Wealth Management
Kansas
-$238K -1,469 Closed
WHC
722
Wulff, Hansen & Co
California
-$232K -1,435 Closed
BF
723
bLong Financial
Tennessee
-$228K -1,410 Closed
CA
724
Claro Advisors
Massachusetts
-$228K -1,409 Closed
FNBT
725
FineMark National Bank & Trust
Florida
-$226K -1,396 Closed