Arm Holdings Plc /Uk (ARM) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

1,061,904,762Shares Outstanding

2,263,275Shares held by institutions

$287,186,965Value of institutional holdings

9.24%Institutional ownership %

14.08%Shares Changed QoQ

615No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

The institutional landscape for Arm Holdings Plc /Uk (NASDAQ:ARM) includes 615 filers as of the latest reporting cycle ending December 2025.

These investors collectively held 9.2% of the company's total shares outstanding in December 2025, up from 8.7% in September 2025.
On a quarter-over-quarter basis, institutional holdings shifted by 14.08%, with a year-over-year a decrease of 2.38% in the count of filers.
The latest 13F cycle for Arm Holdings reveals that of 615 total investors, 330 funds grew their exposure, whereas 179 reduced theirs and 106 made no changes.
Collectively, institutional investors increased their stake in Arm Holdings to 98.16Mn shares as of December 2025, a change that is up by 12.11Mn shares quarter on quarter and up 20.52Mn shares year over year.
With 12.80Mn shares, JANE STREET GROUP, LLC commands the largest institutional position in Arm Holdings as of December 31, 2025, equating to 1.21% of the company.
Among the most significant buyers of Arm Holdings during December 2025 were Walleye Trading LLC (5.71Mn), SUSQUEHANNA INTERNATIONAL GROUP, LLP (1.66Mn), TWO SIGMA INVESTMENTS, LP (1.05Mn), WELLINGTON MANAGEMENT GROUP LLP (633.01K), MILLENNIUM MANAGEMENT LLC (571.79K).
Leading sellers of Arm Holdings stock in December 2025 included Capital World Investors (3.61Mn), DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main (2.09Mn), Squarepoint Ops LLC (717.40K), Bank Julius Baer & Co. Ltd, Zurich (666.46K), Twin Tree Management, LP (492.51K).
The top 10 institutional holders of Arm Holdings for the quarter ending December 2025 included JANE STREET GROUP, LLC (12.80Mn), GOLDMAN SACHS GROUP INC (8.34Mn), Walleye Trading LLC (6.01Mn), MORGAN STANLEY (3.78Mn), Sustainable Growth Advisers, LP (2.67Mn), UBS Group AG (2.55Mn), BANK OF AMERICA CORP /DE/ (2.35Mn), COATUE MANAGEMENT LLC (2.30Mn), WELLINGTON MANAGEMENT GROUP LLP (2.15Mn), DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main (2.13Mn).

615 Institutional Holders

2,263,275 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
JANE STREET GROUP, LLC	31 Dec, 2025	12,796,361	402,726	3.25%	$1,398,770,221.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	8,339,657	57,065	0.69%	$911,607,906.00
Walleye Trading LLC	31 Dec, 2025	6,014,579	5,710,556	1,878.33%	$657,453,630.00
MORGAN STANLEY	31 Dec, 2025	3,783,006	45,314	1.21%	$413,520,559.00
Sustainable Growth Advisers, LP	31 Dec, 2025	2,668,130	-213,579	-7.41%	$291,653,290.00
UBS Group AG	31 Dec, 2025	2,551,970	489,208	23.72%	$278,955,841.00
BANK OF AMERICA CORP /DE/	31 Dec, 2025	2,345,553	542,580	30.09%	$256,392,441.00
COATUE MANAGEMENT LLC	31 Dec, 2025	2,300,000	40,174	1.78%	$251,413,000.00
WELLINGTON MANAGEMENT GROUP LLP	31 Dec, 2025	2,149,159	633,009	41.75%	$234,924,571.00
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main	31 Dec, 2025	2,131,259	-2,094,684	-49.57%	$232,968,436.00
Alphabet Inc.	31 Dec, 2025	1,960,784	0	0.00%	$214,333,299.00
SCHRODER INVESTMENT MANAGEMENT GROUP	31 Dec, 2025	1,891,310	187,035	10.97%	$206,739,096.00
SUSQUEHANNA INTERNATIONAL GROUP, LLP	31 Dec, 2025	1,880,816	1,659,763	750.84%	$205,591,997.00
Hyperion Asset Management Ltd	31 Dec, 2025	1,836,185	401,594	27.99%	$200,713,382.00
Capital Research Global Investors	31 Dec, 2025	1,805,110	86,978	5.06%	$197,331,852.00
FMR LLC	31 Dec, 2025	1,730,574	233,520	15.60%	$189,168,973.00
FRANKLIN RESOURCES INC	31 Dec, 2025	1,461,410	10,385	0.72%	$159,746,728.00
Mubadala Investment Co PJSC	31 Dec, 2025	1,376,960	-125,000	-8.32%	$150,515,498.00
Nuveen, LLC	31 Dec, 2025	1,364,101	452,725	49.67%	$149,109,880.00
BlackRock, Inc.	31 Dec, 2025	1,308,027	203,524	18.43%	$142,980,403.00

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