654 hedge funds and large institutions have $10.5B invested in Arm in 2025 Q3 according to their latest regulatory filings, with 102 funds opening new positions, 245 increasing their positions, 180 reducing their positions, and 96 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
654
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
CAM
426
Costello Asset Management
Pennsylvania
$344K
GWMR
427
GC Wealth Management RIA
Massachusetts
$344K
SMH
428
Sanders Morris Harris
Texas
$342K
HWAM
429
Hennion & Walsh Asset Management
New Jersey
$340K
AM
430
AGF Management
Ontario, Canada
$340K
AIM
431
Avanda Investment Management
Singapore
$340K
PFS
432
Prospera Financial Services
Texas
$337K
FM
433
Family Management
New York
$333K
NL
434
NWAM LLC
Washington
$332K
SFFS
435
Stonehage Fleming Financial Services
Jersey
$331K
SCM
436
Schnieders Capital Management
California
$330K
DADC
437
D.A. Davidson & Co
Montana
$319K
SWP
438
Sagespring Wealth Partners
Tennessee
$317K
SCM
439
Sage Capital Management
New Jersey
$316K
SPC
440
Sigma Planning Corp
Michigan
$315K
PAI
441
Pittenger & Anderson Inc
Nebraska
$311K
WWM
442
Western Wealth Management
Colorado
$307K
ZIG
443
Zullo Investment Group
Pennsylvania
$305K
FBT
444
First Bank & Trust
South Dakota
$299K
FRM
445
Fox Run Management
Connecticut
$299K
IPAM
446
ICICI Prudential Asset Management
India
$297K
HI
447
Hudock Inc
Pennsylvania
$294K
JWCA
448
J.W. Cole Advisors
Florida
$292K
CWM
449
Circle Wealth Management
New Jersey
$291K
MC
450
Moors & Cabot
Massachusetts
$290K