undamentalytics Newsletter

ARM Holdings PLC: which funds bought and sold

Institutions that bought and sold ARM Holdings shares in Q2 2026, from the holdings they reported to the SEC on Form 13F for March 31, 2026 and June 30, 2026.

Between March 31, 2026 and June 30, 2026, 578 institutions that filed 13F reports for both quarters added to or opened positions in ARM Holdings, and 340 cut or closed them. Together they added a net 7.8M shares, +8.6% on what they held at the start of the quarter. Active managers and hedge funds on our list were net buyers of 1.1M shares (+3.6%); index fund managers were net buyers of 1.2M shares (+54.5%). 296 opened a new position and 82 sold out entirely.

Bought, Q2 2026 578 institutions, 296 of them new holders Sold, Q2 2026 340 institutions, 82 of them sold out
Net change, all compared +7.8M shares (+8.6%)
Net change, active managers +1.1M shares (+3.6%), 35 bought, 37 sold

Buyers versus sellers

institutions compared, 1,023
Active managers and hedge funds 35 bought · 37 sold · +1.1M
Index fund managers 7 bought · 3 sold · +1.2M
Other institutions 536 bought · 300 sold · +5.4M

Biggest buyers

by change in shares held
Biggest buyers
Institution Change in shares Shares June 30, 2026 Value
Invesco Ltd. +6.9M +117.9% 12.8M $4.5B
Capital World Investors Active manager +4.3M New position 4.3M $1.5B
Arrowstreet Capital, Limited Partnership Hedge fund +3.1M +333.2% 4.1M $1.5B
FMR LLC Active manager +1.6M +65.9% 4.1M $1.4B
Goldman Sachs Group Inc +1.3M +79.3% 2.9M $1B
Jpmorgan Chase & Co +1.0M +563.2% 1.2M $407M
Evergreen Quality Fund Gp, Ltd. +981K New position 981K $348M
Capital International Investors Active manager +885K +75.9% 2.1M $727M
Susquehanna International Group, LLP +847K +108.4% 1.6M $577M
Royal Bank Of Canada +838K +362.5% 1.1M $379M
Blackrock, Inc. Index funds +793K +63.8% 2.0M $722M
Sands Capital Management, LLC Active manager +643K New position 643K $228M
Bank Of America Corp +513K +72.6% 1.2M $432M
Franklin Resources Inc Active manager +473K +30.5% 2.0M $718M
Congress Asset Management Co Active manager +409K New position 409K $145M
Menora Mivtachim Holdings Ltd. +400K New position 400K $142M
Van Eck Associates Corp +388K +17.5% 2.6M $922M
BNP Paribas Financial Markets +309K +128.4% 549K $195M
Mirae Asset Global Investments Co., Ltd. +244K +64.0% 625K $222M
Marex Group Ltd +235K +758.2% 266K $94.5M

Biggest sellers

by change in shares held
Biggest sellers
Institution Change in shares Shares June 30, 2026 Value
DZ Bank AG Deutsche Zentral Genossenschafts Bank, Frankfurt Am Main −2.9M −30.6% 6.5M $2.3B
Morgan Stanley −2.3M −51.6% 2.2M $765M
Schroder Investment Management Group Active manager −2.0M −51.0% 1.9M $664M
Capital Research Global Investors Active manager −1.8M −43.1% 2.4M $851M
Sustainable Growth Advisers, LP Active manager −1.6M −80.8% 386K $137M
Hyperion Asset Management Ltd −1.1M −66.8% 531K $188M
SG Americas Securities, LLC −922K −95.0% 49K $17.3M
Balyasny Asset Management L.P. Hedge fund −912K −98.6% 13K $4.6M
Wellington Management Group LLP Active manager −846K −51.1% 809K $287M
Analog Century Management LP Hedge fund −691K Sold out 0 —
Bridgewater Associates, LP Hedge fund −588K −99.2% 4,924 $1.7M
Employees Provident Fund Board −500K −35.7% 900K $319M
Rathbones Group PLC −493K −49.6% 502K $178M
Mubadala Investment Co Pjsc −475K −34.5% 902K $320M
Robeco Institutional Asset Management B.V. −470K −82.4% 100K $35.5M
Whale Rock Capital Management LLC Hedge fund −452K Sold out 0 —
Nwi Management LP −413K Sold out 0 —
First Trust Advisors LP −391K −52.8% 350K $124M
Artisan Partners Limited Partnership Active manager −389K −58.2% 280K $99.2M
Schonfeld Strategic Advisors LLC Hedge fund −344K −99.6% 1,515 $537,173

New positions

largest by value
InstitutionSharesValue June 30, 2026
Capital World InvestorsActive manager 4.3M $1.5B
Evergreen Quality Fund Gp, Ltd. 981K $348M
Sands Capital Management, LLCActive manager 643K $228M
Congress Asset Management CoActive manager 409K $145M
Menora Mivtachim Holdings Ltd. 400K $142M
Nordea Investment Management AB 235K $82.7M
Royal London Asset Management Ltd 215K $76.2M
Munro PartnersActive manager 194K $68.7M
Australiansuper Pty Ltd 152K $53.9M
Oriental Harbor Investment Master Fund 151K $53.4M

Sold out

largest by value
InstitutionSharesValue March 31, 2026
Analog Century Management LPHedge fund 691K $105M
Whale Rock Capital Management LLCHedge fund 452K $68.4M
Nwi Management LP 413K $62.5M
Qube Research & Technologies LtdHedge fund 168K $25.4M
Talos Eurisko Asset Management LP 121K $18.3M
Quinn Opportunity Partners LLC 116K $17.5M
Tairen Capital Ltd 107K $16.2M
Cantor Fitzgerald, L. P. 98K $14.8M
Catalyst Funds Management Pty Ltd 90K $13.6M
HRT Financial LP 86K $13M

Who holds the shares

13F holdings at June 30, 2026
Institutions reporting
954
Ten largest holders
44.6%
of 13F-reported shares
Index fund managers
3.5%
of 13F-reported shares
Active managers and hedge funds
32.2%
of 13F-reported shares
Buying and selling by type of institution, March 31, 2026 to June 30, 2026
TypeBoughtSoldNewSold outNet change in sharesNet %
Active managers and hedge funds 35 37 15 7 +1.1M +3.6%
Index fund managers 7 3 1 0 +1.2M +54.5%
Other institutions 536 300 280 75 +5.4M +9.4%

Active managers and hedge funds: a list we maintain of about 400 well-known stock-picking firms and hedge funds, matched by SEC registration number (CIK) and checked against the filer names each quarter. Index fund managers: the large index houses, such as BlackRock, Vanguard, State Street, Geode and Northern Trust. Every other filer (banks, brokers, wealth managers, pension funds, insurers and firms not on the list) counts as another institution. A firm that files under several SEC registrations appears once for each.

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