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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
William Blair & Company
226
William Blair & Company
Illinois
$1.96M -$502K -3,446 -20%
MPPLM
227
Midwest Professional Planners Ltd (MPPL)
Wisconsin
$1.96M +$22.7K +156 +1%
Cerity Partners
228
Cerity Partners
New York
$1.95M -$1.02K -7 -0.1%
IWC
229
Integrated Wealth Concepts
Massachusetts
$1.94M +$532K +3,653 +36%
HI
230
Hoey Investments
Pennsylvania
$1.85M -$308K -2,115 -14%
RS
231
Rakuten Securities
Japan
$1.82M +$294K +2,020 +19%
QPW
232
Quantum Private Wealth
Florida
$1.82M +$79.1K +543 +4%
P
233
&Partners
Tennessee
$1.79M +$382K +2,621 +26%
HT
234
HAP Trading
New York
$1.79M -$1.7M -11,656 -48%
Balyasny Asset Management
235
Balyasny Asset Management
Illinois
$1.78M +$1.83M +12,589 New
LP
236
LMR Partners
United Kingdom
$1.76M +$1M +6,898 +124%
KAS
237
Kestra Advisory Services
Texas
$1.76M +$317K +2,177 +21%
Daiwa Securities Group
238
Daiwa Securities Group
Japan
$1.75M +$209K +1,432 +13%
AFS
239
Aft Forsyth & Sober
Florida
$1.75M
SC
240
Scotia Capital
Ontario, Canada
$1.73M +$437K +2,998 +33%
SWP
241
Stratos Wealth Partners
Ohio
$1.72M +$201K +1,380 +13%
MTIM
242
Marathon Trading Investment Management
Pennsylvania
$1.69M +$1.74M +11,939 New
PI
243
PFG Investments
New York
$1.69M -$256K -1,761 -13%
SMDAM
244
Sumitomo Mitsui DS Asset Management
Japan
$1.68M +$60.6K +416 +4%
CAM
245
Cresset Asset Management
Illinois
$1.68M +$236K +1,619 +16%
CAPTRUST Financial Advisors
246
CAPTRUST Financial Advisors
North Carolina
$1.67M +$229K +1,572 +15%
NW
247
NewEdge Wealth
Pennsylvania
$1.67M -$22.9K -157 -1%
Wealth Enhancement Advisory Services
248
Wealth Enhancement Advisory Services
Minnesota
$1.66M +$211K +1,448 +16%
AWP
249
Ascent Wealth Partners
New York
$1.64M -$550K -3,776 -25%
OGC
250
Oak Grove Capital
New Hampshire
$1.58M -$437K -3,000 -21%