Arm Holdings PLC
ARM- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001973239
In the last 90 days, Arm Holdings PLC insiders filed 0 open-market purchases and 2 sales; 961 institutions reported holding it in 13F filings for Q2 2026, worth $35.0B in total; 3 superinvestors hold it, including Altimeter Capital and Duquesne Family Office.
13F holders, Q2 2026
Institutional positions in Arm Holdings PLC as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 961
- +227 vs. Q1 2026
- Shares held
- 99.0M
- +9.09M (+10.1%) vs. Q1 2026
- Total value
- $35.0B
- +$21.4B (+157.1%) vs. Q1 2026
- New holders
- 312
- 285 more added
- Sold out
- 85
- 258 more reduced
11 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ARM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 961 | $35.0B |
| Q1 2026 | 745 | $13.7B |
| Q4 2025 | 654 | $8.97B |
| Q3 2025 | 659 | $10.6B |
| Q2 2025 | 669 | $13.1B |
| Q1 2025 | 636 | $8.09B |
| Q4 2024 | 641 | $7.93B |
| Q3 2024 | 615 | $8.66B |
| Q2 2024 | 568 | $9.95B |
| Q1 2024 | 410 | $7.63B |
| Q4 2023 | 271 | $5.82B |
| Q3 2023 | 210 | $3.97B |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Arm Holdings PLC; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Norges Bank | 45,898 | $16.3M | 0.00% | +45,898 | New |
| Man Group plc | 46,410 | $16.5M | 0.03% | −53,100−53.4% | Reduced |
| Ardsley Advisory Partners LP | 47,000 | $16.6M | 1.80% | +29,000+161.1% | Added |
| Nixon Peabody Trust Co | 47,757 | $16.9M | 1.20% | +650+1.4% | Added |
| Krane Funds Advisors LLC | 48,236 | $17.1M | 0.61% | +30,786+176.4% | Added |
| SG Americas Securities, LLC | 48,661 | $17.3M | 0.01% | −922,406−95.0% | Reduced |
| Cetera Investment Advisers | 49,339 | $17.5M | 0.02% | +10,331+26.5% | Added |
| iA Global Asset Management Inc. | 49,470 | $17.5M | 0.21% | +32,701+195.0% | Added |
| Brighton Jones LLC | 49,716 | $17.6M | 0.33% | +49,716 | New |
| Harvest Fund Management Co., Ltd | 51,512 | $18.3M | 0.60% | +9,197+21.7% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 53,664 | $19.0M | 0.01% | +31,927+146.9% | Added |
| CSM Advisors, LLC | 54,946 | $19.5M | 0.42% | −56,763−50.8% | Reduced |
| Banco Bilbao Vizcaya Argentaria, S.A. | 55,794 | $19.9M | 0.12% | +28,086+101.4% | Added |
| Capital International Ltd | 56,366 | $20.0M | 0.65% | +29,562+110.3% | Added |
| United Capital Management of KS, Inc. | 56,993 | $20.2M | 2.65% | −57,983−50.4% | Reduced |
| Stifel Financial Corp | 57,182 | $20.3M | 0.02% | −11,575−16.8% | Reduced |
| Jump Financial, LLC | 57,247 | $20.3M | 0.18% | +39,412+221.0% | Added |
| Pictet Asset Management Holding SA | 58,644 | $20.8M | 0.02% | +54,929+1,478.6% | Added |
| Spear Advisors LLC | 59,860 | $21.2M | 7.29% | +59,860 | New |
| Zevenbergen Capital Investments LLC | 60,965 | $21.6M | 0.49% | +3,865+6.8% | Added |
| Northwestern Mutual Wealth Management Co | 61,386 | $21.8M | 0.01% | −20,188−24.7% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 61,401 | $21.8M | 0.05% | +4,000+7.0% | Added |
| Ami Asset Management Corp | 62,867 | $22.3M | 1.28% | +62,867 | New |
| Capital International Inc | 62,911 | $22.3M | 0.16% | +37,885+151.4% | Added |
| USS Investment Management Ltd | 64,083 | $22.7M | 0.09% | +33,854+112.0% | Added |
| Harel Insurance Investments & Financial Services Ltd. | 66,345 | $23.5M | 0.11% | +63,495+2,227.9% | Added |
| Intrinsic Edge Capital Management LLC | 69,266 | $24.6M | 3.03% | +42,300+156.9% | Added |
| Nomura Asset Management Co Ltd | 71,206 | $25.2M | 0.05% | +53,172+294.8% | Added |
| Handelsbanken Fonder AB | 74,374 | $26.4M | 0.08% | −7,115−8.7% | Reduced |
| IMC-Chicago, LLC | 76,670 | $27.2M | 0.25% | +76,670 | New |
| Whittier Trust Co of Nevada Inc | 91,308 | $27.4M | 0.51% | +67,182+278.5% | Added |
| Bank Julius Baer & Co. Ltd, Zurich | 78,794 | $28.0M | 0.07% | +67,497+597.5% | Added |
| Assetmark, Inc | 81,799 | $29.0M | 0.05% | +172+0.2% | Added |
| Fideuram Asset Management (Ireland) dac | 103,002 | $29.1M | 0.56% | +103,002 | New |
| Jane Street Group, LLC | 83,470 | $29.6M | 0.02% | −232,057−73.5% | Reduced |
| APG Asset Management N.V. | 95,515 | $29.6M | 0.07% | +27,179+39.8% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 84,100 | $29.8M | 0.02% | −6,673−7.4% | Reduced |
| Fideuram - Intesa Sanpaolo Private Banking S.P.A. | 84,359 | $29.9M | 0.90% | +39,089+86.3% | Added |
| Vident Advisory, LLC | 85,324 | $30.3M | 0.22% | +71,585+521.0% | Added |
| SBI Securities Co., Ltd. | 87,222 | $30.9M | 0.70% | −6,863−7.3% | Reduced |
| NEOS Investment Management LLC | 87,397 | $31.0M | 0.11% | +15,554+21.6% | Added |
| UNICOM Systems, Inc. | 89,000 | $31.6M | 2.06% | 00.0% | Unchanged |
| Rheos Capital Works Inc. | 90,000 | $31.9M | 1.82% | −99,600−52.5% | Reduced |
| Envestnet Asset Management Inc | 91,677 | $32.5M | 0.01% | +20,606+29.0% | Added |
| HighTower Advisors, LLC | 94,388 | $33.5M | 0.03% | +700+0.7% | Added |
| Eurizon Capital SGR S.p.A. | 94,959 | $33.6M | 0.09% | −68,219−41.8% | Reduced |
| Alliancebernstein L.P. | 226,427 | $34.3M | 0.01% | +8,428+3.9% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 97,416 | $34.5M | 0.05% | +60,792+166.0% | Added |
| Prospera Financial Services Inc | 97,603 | $34.6M | 0.50% | +78,093+400.3% | Added |
| Guggenheim Capital LLC | 97,653 | $34.6M | 0.22% | +50,849+108.6% | Added |
| Bank of Montreal | 97,748 | $34.7M | 0.01% | +44,309+82.9% | Added |
| Robeco Institutional Asset Management B.V. | 100,180 | $35.5M | 0.04% | −470,083−82.4% | Reduced |
| TD Asset Management Inc | 100,930 | $35.8M | 0.03% | −9,558−8.7% | Reduced |
| Banque Transatlantique SA | 169,154 | $35.9M | 0.78% | +44,840+36.1% | Added |
| Liontrust Investment Partners LLP | 102,359 | $36.3M | 0.53% | −244,980−70.5% | Reduced |
| La Banque Postale Asset Management SA | 102,949 | $36.5M | 0.36% | −56,058−35.3% | Reduced |
| Capital International Sarl | 104,537 | $37.1M | 0.52% | +55,748+114.3% | Added |
| Public Employees Retirement System of Ohio | 107,962 | $38.3M | 0.11% | −149,826−58.1% | Reduced |
| CIBC Asset Management Inc | 111,380 | $39.5M | 0.09% | +86,747+352.2% | Added |
| Reynders McVeigh Capital Management, LLC | 114,025 | $40.4M | 1.79% | −74−0.1% | Reduced |
| Geode Capital Management, LLC | 118,891 | $42.2M | 0.00% | −98−0.1% | Reduced |
| Nissay Asset Management Corp | 119,495 | $42.4M | 0.18% | +57,842+93.8% | Added |
| GF Fund Management Co. Ltd. | 119,924 | $42.5M | 0.51% | +91,572+323.0% | Added |
| Natixis Advisors, L.P. | 121,769 | $43.2M | 0.05% | +121,769 | New |
| Bessemer Group Inc | 121,827 | $43.2M | 0.06% | +121,717+110,651.8% | Added |
| CIBC World Markets Inc. | 130,813 | $46.4M | 0.08% | −1,158−0.9% | Reduced |
| Ci Investments Inc. | 137,295 | $48.7M | 0.16% | +137,295 | New |
| Advisor Group Holdings, Inc. | 138,926 | $49.3M | 0.06% | +64,407+86.4% | Added |
| Pacer Advisors, Inc. | 144,383 | $51.2M | 0.13% | +4,997+3.6% | Added |
| Jupiter Topco LLC | 146,297 | $51.9M | 0.02% | +146,297 | New |
| Oriental Harbor Investment Fund | 150,573 | $53.4M | 3.24% | +150,573 | New |
| AustralianSuper Pty Ltd | 151,983 | $53.9M | 0.23% | +151,983 | New |
| UBS Asset Management Americas Inc | 153,355 | $54.4M | 0.01% | −18,108−10.6% | Reduced |
| Tensor Edge Capital, LLC | 154,141 | $54.7M | 3.83% | −135,320−46.7% | Reduced |
| Rockefeller Capital Management L.P. | 155,106 | $55.0M | 0.08% | +77,410+99.6% | Added |
| Citadel Advisors LLC | 167,727 | $59.5M | 0.03% | −121,093−41.9% | Reduced |
| Silvant Capital Management LLC | 172,817 | $61.3M | 1.78% | +4,219+2.5% | Added |
| Deutsche Bank AG | 176,136 | $62.5M | 0.02% | +122,202+226.6% | Added |
| Victory Capital Management Inc | 177,220 | $62.8M | 0.04% | +116,852+193.6% | Added |
| National Bank of Canada | 185,466 | $65.8M | 0.06% | +123,628+199.9% | Added |
| Susquehanna Fundamental Investments, LLC | 188,153 | $66.7M | 1.25% | +23,399+14.2% | Added |
| Colony Group, LLC | 193,094 | $68.5M | 0.07% | −37,758−16.4% | Reduced |
| Munro Partners | 193,733 | $68.7M | 1.56% | +193,733 | New |
| SEI Investments Co | 196,491 | $69.7M | 0.06% | −257,729−56.7% | Reduced |
| Whittier Trust Co | 217,837 | $70.2M | 0.69% | +159,044+270.5% | Added |
| Dock Street Asset Management Inc | 210,605 | $74.7M | 6.91% | −4,280−2.0% | Reduced |
| Jones Financial Companies LLLP | 224,696 | $75.1M | 0.03% | +153,811+217.0% | Added |
| Royal London Asset Management Ltd | 214,787 | $76.2M | 0.14% | +214,787 | New |
| Kayne Anderson Rudnick Investment Management LLC | 220,321 | $78.1M | 0.24% | +46,985+27.1% | Added |
| NZS Capital, LLC | 229,378 | $81.3M | 2.11% | −237,925−50.9% | Reduced |
| Nordea Investment Management AB | 234,772 | $82.7M | 0.07% | +234,772 | New |
| Primecap Management Co | 233,680 | $82.9M | 0.05% | −200−0.1% | Reduced |
| Bank of New York Mellon Corp | 236,313 | $83.8M | 0.01% | +166,409+238.1% | Added |
| Tran Capital Management, L.P. | 241,540 | $85.6M | 9.86% | −31,367−11.5% | Reduced |
| 1832 Asset Management L.P. | 249,400 | $88.4M | 0.11% | −50,600−16.9% | Reduced |
| Marex Group plc | 266,382 | $94.5M | 0.70% | +235,343+758.2% | Added |
| Mark Asset Management LP | 275,310 | $97.6M | 9.89% | −76,331−21.7% | Reduced |
| Artisan Partners Limited Partnership | 279,829 | $99.2M | 0.16% | −389,225−58.2% | Reduced |
| Legal & General Group Plc | 281,969 | $100.0M | 0.02% | +102,797+57.4% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 283,151 | $100.4M | 0.12% | +166,556+142.9% | Added |