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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
Mitsubishi UFJ Asset Management
176
Mitsubishi UFJ Asset Management
Japan
$3.82M -$7.21M -49,521 -65%
GFM
177
GF Fund Management
China
$3.77M
Rockefeller Capital Management
178
Rockefeller Capital Management
New York
$3.76M +$487K +3,347 +14%
Charles Schwab
179
Charles Schwab
California
$3.74M -$1.09M -7,490 -22%
CI
180
Capital International
California
$3.6M
HFM
181
Harvest Fund Management
China
$3.6M +$1.13M +7,725 +43%
Mariner
182
Mariner
Kansas
$3.59M -$271K -1,864 -7%
SC
183
Slow Capital
California
$3.48M +$28.4K +195 +0.8%
FGAM
184
Financial Gravity Asset Management
Texas
$3.46M +$3.56M +24,434 New
CRB
185
Chad R. Baker
$3.43M +$1.76M +12,070 +99%
Nomura Asset Management
186
Nomura Asset Management
Japan
$3.33M +$30.1K +207 +0.9%
Russell Investments Group
187
Russell Investments Group
United Kingdom
$3.32M
IFG
188
Independent Financial Group
California
$3.25M -$27.5K -189 -0.8%
CIBC Asset Management
189
CIBC Asset Management
Ontario, Canada
$3.15M
Mercer Global Advisors
190
Mercer Global Advisors
Colorado
$3.15M +$3.69M +25,362 New
MA
191
Modus Advisors
Minnesota
$3.11M +$204K +1,402 +7%
Acadian Asset Management
192
Acadian Asset Management
Massachusetts
$3.07M +$1.36M +9,354 +76%
TVWM
193
Tower View Wealth Management
Wisconsin
$3.01M +$64.7K +444 +2%
CI
194
CacheTech Inc
Utah
$2.92M -$453K -3,111 -13%
GCC
195
Guardian Capital (Canada)
Ontario, Canada
$2.86M -$43.1K -296 -1%
D.E. Shaw & Co
196
D.E. Shaw & Co
New York
$2.85M +$2.93M +20,150 New
SP
197
SIH Partners
Delaware
$2.83M +$2.91M +20,000 New
CC
198
Chicago Capital
Illinois
$2.75M +$536K +3,679 +23%
SG Americas Securities
199
SG Americas Securities
New York
$2.72M -$5.11M -35,078 -65%
AWM
200
Adams Wealth Management
Utah
$2.69M -$688K -4,723 -20%