Which hedge funds own ARM? ARM HOLDINGS PLC, Q2 2026 13F holders

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63 tracked hedge funds disclosed a position in ARM (ARM HOLDINGS PLC) in their Q2 2026 13F filings, worth $3.5bn in total. The largest holder by portfolio weight is Lansdowne Partners (UK) LLP at 15.6% of its book. 25 opened a new position this quarter: Maytree Asset Management Ltd, Ratan Capital Management LP, Ogborne Capital Management, LLC, KADENSA CAPITAL Ltd. 25 exited: CTC Alternative Strategies, Ltd., Analog Century Management LP, Hidden Lake Asset Management LP.

63
Holders: 25
New this quarter: 25
Exited this quarter: $322m
Inflow, new holders: $357m
Outflow, exits: $3.5bn
Combined value: 5.1%
Share of managers holding

Holders, Q2 2026

63 rows


Lansdowne Partners (UK) LLP Hedge fund	15.6%	$380m	1.07m	+15%	added
Mark Asset Management LP Hedge fund	9.9%	$97.6m	275,310	−22%	reduced
Maytree Asset Management Ltd Hedge fund	8.4%	$12.9m	36,364	–	new
Morgens Waterfall Vintiadis & Co Inc Hedge fund	7.3%	$9.6m	27,000	+35%	added
Altimeter Capital Management, LP Hedge fund	5.9%	$582m	1.64m	−4.3%	reduced
Ratan Capital Management LP Hedge fund	5.0%	$15.4m	43,515	–	new
Tensor Edge Capital, LLC Hedge fund	3.8%	$54.7m	154,141	−47%	reduced
Intrinsic Edge Capital Management LLC Hedge fund	3.0%	$24.6m	69,266	+157%	added
Ogborne Capital Management, LLC Hedge fund	2.4%	$5.3m	15,000	–	new
KADENSA CAPITAL Ltd Hedge fund	2.3%	$10.6m	29,799	–	new
NZS Capital, LLC Hedge fund	2.1%	$81.3m	229,378	−51%	reduced
Ardsley Advisory Partners LP Hedge fund	1.8%	$16.6m	47,000	+161%	added
Lotus Technology Management, LP Hedge fund	1.8%	$1.5m	4,114	+169%	added
MYDA Advisors LLC Hedge fund	1.0%	$4.3m	12,000	–	new
Sands Capital Long-only investor	0.8%	$228m	642,829	–	new
Waratah Capital Advisors Ltd. Hedge fund	0.8%	$10.7m	30,070	–	new
Arrowstreet Capital, Limited Partnership Hedge fund	0.6%	$1.5bn	4.09m	+333%	added
Proem Advisors LLC Hedge fund	0.5%	$2.7m	7,500	–	new
Wilmar Advisors LLC Hedge fund	0.5%	$709k	2,000	−33%	reduced
Stevens Capital Management LP Hedge fund	0.4%	$1.7m	4,918	–	new
FORA Capital, LLC Hedge fund	0.3%	$5.0m	14,142	–	new
FNY Investment Advisers, LLC Hedge fund	0.3%	$886k	2,500	−12%	reduced
Oaktop Capital Management II, L.P. Hedge fund	0.3%	$7.1m	20,000	0.0%	held
Twin Tree Management, LP Hedge fund	0.3%	$1.8m	5,096	−78%	reduced
Polymer Capital Management (HK) LTD Hedge fund	0.3%	$2.5m	7,001	−55%	reduced
Duquesne Family Office LLC Family office	0.2%	$10.0m	28,090	−74%	reduced
Dymon Asia Capital (Singapore) Pte. Ltd. Hedge fund	0.2%	$1.4m	3,832	–	new
HighVista Strategies LLC Hedge fund	0.2%	$957k	2,700	–	new
111 Capital Hedge fund	0.2%	$1.2m	3,464	–	new
Formula Growth Ltd Hedge fund	0.2%	$567k	1,600	–	new
Entropy Technologies, LP Hedge fund	0.2%	$4.6m	13,042	–	new
Two Sigma Investments, LP Hedge fund	0.2%	$234m	660,156	+14%	added
Baillie Gifford Long-only investor	0.1%	$156m	441,365	−28%	reduced
Sona Asset Management (US) LLC Hedge fund	0.1%	$3.5m	10,000	0.0%	held
Bayforest Capital Ltd Hedge fund	0.1%	$130k	366	+369%	added
Fox Run Management, L.L.C. Hedge fund	0.09%	$520k	1,467	−60%	reduced
Prescott Group Capital Management, L.L.C. Hedge fund	0.08%	$873k	2,462	–	new
Gladstone Capital Management LLP Hedge fund	0.07%	$745k	2,100	+110%	added
Prelude Capital Management, LLC Hedge fund	0.07%	$936k	2,641	−61%	reduced
Symmetry Investments LP Hedge fund	0.06%	$545k	1,537	–	new
Ardmore Road Asset Management LP Hedge fund	0.06%	$993k	2,800	–	new
Voloridge Investment Management, LLC Hedge fund	0.04%	$10.6m	29,773	–	new
CenterBook Partners LP Hedge fund	0.04%	$751k	2,117	−83%	reduced
Citadel Advisors LLC Hedge fund	0.03%	$59.5m	167,727	−42%	reduced
Capstone Investment Advisors, LLC Hedge fund	0.03%	$3.7m	10,492	+125%	added
Gsa Capital Partners LLP Hedge fund	0.02%	$297k	837	–	new
Verition Fund Management LLC Hedge fund	0.02%	$2.5m	7,106	−69%	reduced
J. Goldman & Co LP Hedge fund	0.02%	$479k	1,350	–	new
Walleye Capital LLC Hedge fund	0.01%	$3.0m	8,509	+38%	added
Caxton Associates LLP Hedge fund	0.01%	$752k	2,122	–	new
Maverick Capital Ltd Hedge fund	0.01%	$1.4m	3,813	–	new
Balyasny Asset Management L.P. Hedge fund	0.01%	$4.6m	12,973	−99%	reduced
Bridgewater Associates, LP Hedge fund	0.01%	$1.7m	4,924	−99%	reduced
Freestone Grove Partners LP Hedge fund	0.0%	$451k	1,271	–	new
Pin Oak Investment Advisors Inc Hedge fund	0.0%	$4.0k	10	0.0%	held
Schonfeld Strategic Advisors LLC Hedge fund	0.0%	$537k	1,515	−100%	reduced
Centiva Capital, LP Hedge fund	0.0%	$81.6k	230	−100%	reduced
D. E. Shaw & Co., Inc. Hedge fund	0.0%	$2.0m	5,764	−98%	reduced
Millennium Management LLC Hedge fund	0.0%	$1.0m	2,949	−99%	reduced
Woodline Partners LP Hedge fund	0.0%	$212k	597	−55%	reduced
IQ EQ FUND MANAGEMENT (SINGAPORE) PRIVATE Ltd Hedge fund	0.0%	$355	1	0.0%	held
Quarry LP Hedge fund	0.0%	$2.5k	7	–	new
CVA Family Office, LLC Family office	0.0%	$2.1k	6	0.0%	held

Exited since the previous filing

25 rows


CTC Alternative Strategies, Ltd.	5.3%	$2.3m
Analog Century Management LP	5.0%	$105m
Hidden Lake Asset Management LP	4.5%	$6.9m
Connective Capital Management, LLC	3.6%	$4.3m
Talos Eurisko Asset Management LP	3.1%	$18.3m
Incline Global Management LLC	2.6%	$6.6m
Catalyst Funds Management Pty Ltd	2.3%	$13.6m
Resolute Capital Asset Partners LLC	2.2%	$4.2m
Nwi Management LP	1.9%	$31.3m
Tairen Capital Ltd	1.8%	$16.2m
Oribel Capital Management, LP	1.1%	$6.9m
Quinn Opportunity Partners LLC	0.9%	$17.5m
Nishkama Capital, LLC	0.9%	$6.4m
Whale Rock Capital Management LLC	0.9%	$68.4m
Fifth Lane Capital, LP	0.6%	$529k
Lattice Capital Management, LLC	0.5%	$310k
Caption Management, LLC	0.4%	$7.6m
Concentric Capital Strategies, LP	0.2%	$2.1m
Y-Intercept (Hong Kong) Ltd	0.09%	$4.9m
Parallax Volatility Advisers, L.P.	0.08%	$1.8m
Qube Research & Technologies Ltd	0.04%	$25.4m
Boothbay Fund Management, LLC	0.03%	$1.3m
Polar Asset Management Partners Inc.	0.03%	$1.1m
Renaissance Technologies LLC	0.0%	$2.6m
Point72 Asset Management, L.P.	0.0%	$2.2m

Who discovered ARM first? Beta

The run: Q3 2023 → Q2 2026, +563%

Weight in book of

12 rows


Seven Grand Managers, LLC high conviction	Bought before the run	Q3 2023	10.8%	10.8%	10.8%	+167%	+167%	+12.2 pts	Exited by Q4 2024
Ghisallo Capital Management LLC high conviction	Bought before the run	Q3 2023	6.6%	6.6%	9.3%	+167%	+167%	+9.5 pts	Exited by Q4 2024
FengHe Fund Management Pte. Ltd. high conviction	Bought before the run	Q3 2023	4.7%	4.7%	5.6%	+167%	+100%	+6.5 pts	Exited by Q2 2025
Telemark Asset Management, LLC	Bought before the run	Q3 2023	2.4%	2.4%	4.5%	+167%	+104%	+4.4 pts	Exited by Q1 2026
Diameter Capital Partners LP high conviction	Bought before the run	Q3 2023	6.1%	6.1%	6.1%	+167%	+40%	+2.4 pts	Exited by Q1 2024
Capstone Investment Advisors, LLC	Bought before the run	Q4 2023	1.2%	0.3%	1.9%	+64%	+372%	+1.0 pts	Held at last filing, Q2 2026
Avala Global LP	Bought before the run	Q3 2023	2.1%	2.1%	2.3%	+167%	+40%	+0.8 pts	Exited by Q1 2024
Anatole Investment Management Ltd high conviction	Bought before the run	Q4 2023	6.0%	–	6.0%	+64%	–	–	Exited by Q1 2024
Symmetry Peak Management LLC	Bought before the run	Q4 2023	4.5%	–	4.5%	+64%	–	–	Exited by Q1 2024
Troluce Capital Advisors LLC	Bought before the run	Q3 2023	2.9%	2.9%	2.9%	+167%	–	–	Exited by Q4 2023
MYDA Advisors LLC	Bought before the run	Q4 2023	1.3%	–	1.5%	+64%	+372%	–	Held at last filing, Q2 2026
Element Capital Management LLC	Bought before the run	Q3 2023	1.2%	1.2%	1.2%	+167%	–	–	Exited by Q4 2023

Split-adjusted quarter-end prices, excluding dividends. They describe the stock while each manager held it, not the return it earned.

Which hedge funds own ARM? ARM HOLDINGS PLC, Q2 2026 13F holders

Holders, Q2 2026

Exited since the previous filing

Ownership over time

Who discovered ARM first? Beta