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; 962 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, Q1 2026
Institutional positions in Arm Holdings PLC as of Mar 31, 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
- 745
- +105 vs. Q4 2025
- Shares held
- 90.9M
- +8.99M (+11.0%) vs. Q4 2025
- Total value
- $13.7B
- +$4.79B (+53.4%) vs. Q4 2025
- New holders
- 189
- 233 more added
- Sold out
- 84
- 209 more reduced
14 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: 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 | 962 | $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, Q1 2026
Shares, value and share of portfolio for each institution holding Arm Holdings PLC; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Zevenbergen Capital Investments LLC | 57,100 | $8.64M | 0.25% | +1,410+2.5% | Added |
| Cambridge Investment Research Advisors, Inc. | 57,401 | $8.68M | 0.02% | +6,195+12.1% | Added |
| Whittier Trust Co | 58,793 | $8.75M | 0.10% | +58,793 | New |
| APG Asset Management N.V. | 68,336 | $8.97M | 0.03% | −417−0.6% | Reduced |
| Victory Capital Management Inc | 60,368 | $9.13M | 0.01% | −1,900−3.1% | Reduced |
| Nissay Asset Management Corp | 61,653 | $9.33M | 0.05% | +1,724+2.9% | Added |
| National Bank of Canada | 61,838 | $9.35M | 0.01% | −3,766−5.7% | Reduced |
| Havemeyer Place LP | 64,097 | $9.70M | 1.12% | +64,097 | New |
| Wiley Bros.-Aintree Capital, LLC | 64,704 | $9.78M | 0.05% | +33,347+106.3% | Added |
| Jones Financial Companies LLLP | 70,885 | $10.2M | 0.00% | +7,552+11.9% | Added |
| Stifel Financial Corp | 68,757 | $10.4M | 0.01% | +6,816+11.0% | Added |
| Bank of New York Mellon Corp | 69,904 | $10.6M | 0.00% | −2,550−3.5% | Reduced |
| Envestnet Asset Management Inc | 71,071 | $10.8M | 0.00% | +23,084+48.1% | Added |
| NEOS Investment Management LLC | 71,843 | $10.9M | 0.05% | +16,340+29.4% | Added |
| Advisor Group Holdings, Inc. | 74,519 | $11.3M | 0.02% | −23,270−23.8% | Reduced |
| Rockefeller Capital Management L.P. | 77,696 | $11.8M | 0.02% | +50,951+190.5% | Added |
| Berkshire Capital Holdings Inc | 80,450 | $12.2M | 4.39% | +80,440+804,400.0% | Added |
| Diversify Advisory Services, LLC | 60,893 | $12.3M | 1.88% | −4,562−7.0% | Reduced |
| Handelsbanken Fonder AB | 81,489 | $12.3M | 0.04% | +1,066+1.3% | Added |
| Northwestern Mutual Wealth Management Co | 81,574 | $12.3M | 0.01% | +9,243+12.8% | Added |
| Assetmark, Inc | 81,627 | $12.3M | 0.03% | +16,149+24.7% | Added |
| Renaissance Capital LLC | 59,145 | $12.4M | 9.01% | −10,698−15.3% | Reduced |
| Sora Investors LLC | 85,000 | $12.9M | 1.18% | +85,000 | New |
| HRT Financial LP | 85,816 | $13.0M | 0.03% | +85,816 | New |
| XTX Topco Ltd | 87,304 | $13.2M | 0.23% | +87,304 | New |
| UNICOM Systems, Inc. | 89,000 | $13.5M | 1.38% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 89,032 | $13.5M | 0.02% | +48,945+122.1% | Added |
| Credit Agricole S A | 89,056 | $13.5M | 0.04% | +17,105+23.8% | Added |
| Allianz Asset Management GmbH | 89,177 | $13.5M | 0.02% | +51,847+138.9% | Added |
| Catalyst Funds Management Pty Ltd | 90,198 | $13.6M | 2.31% | +90,198 | New |
| Diversify Wealth Management, LLC | 67,852 | $13.7M | 0.24% | +67,852 | New |
| Sumitomo Mitsui Trust Holdings, Inc. | 90,773 | $13.7M | 0.01% | +53,914+146.3% | Added |
| PEAK6 LLC | 93,460 | $14.1M | 0.41% | −207,815−69.0% | Reduced |
| HighTower Advisors, LLC | 93,688 | $14.2M | 0.02% | +70,933+311.7% | Added |
| SBI Securities Co., Ltd. | 94,085 | $14.2M | 0.39% | −14,399−13.3% | Reduced |
| Cantor Fitzgerald, L. P. | 97,920 | $14.8M | 0.54% | +12,488+14.6% | Added |
| Defender Capital, LLC. | 98,940 | $15.0M | 5.31% | −2,000−2.0% | Reduced |
| Man Group plc | 99,510 | $15.1M | 0.03% | −25,716−20.5% | Reduced |
| Duquesne Family Office LLCSuperinvestorDuquesne Family Office | 106,700 | $16.1M | 0.55% | +106,700 | New |
| Tairen Capital Ltd | 107,400 | $16.2M | 1.76% | +107,400 | New |
| TD Asset Management Inc | 110,488 | $16.7M | 0.01% | −13,276−10.7% | Reduced |
| CSM Advisors, LLC | 111,709 | $16.9M | 0.42% | +111,709 | New |
| Reynders McVeigh Capital Management, LLC | 114,099 | $17.3M | 0.87% | −303−0.3% | Reduced |
| United Capital Management of KS, Inc. | 114,976 | $17.4M | 2.64% | +10,615+10.2% | Added |
| Neuberger Berman Group LLC | 115,225 | $17.4M | 0.01% | −17,082−12.9% | Reduced |
| Quinn Opportunity Partners LLC | 115,850 | $17.5M | 0.92% | −48,137−29.4% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 116,595 | $17.6M | 0.02% | −88,838−43.2% | Reduced |
| Geode Capital Management, LLC | 118,989 | $18.0M | 0.00% | +3,246+2.8% | Added |
| Talos Asset Management LP | 121,200 | $18.3M | 3.13% | +121,200 | New |
| Banque Transatlantique SA | 124,314 | $18.8M | 0.45% | −83,724−40.2% | Reduced |
| CWM, LLC | 131,727 | $19.9M | 0.05% | +1,267+1.0% | Added |
| CIBC World Markets Inc. | 131,971 | $20.0M | 0.04% | −50,005−27.5% | Reduced |
| Pacer Advisors, Inc. | 139,386 | $21.1M | 0.06% | +22,765+19.5% | Added |
| Alliancebernstein L.P. | 217,999 | $23.8M | 0.01% | +192,871+767.6% | Added |
| La Banque Postale Asset Management SA | 159,007 | $24.1M | 0.33% | +49,147+44.7% | Added |
| JPMorgan Chase & Co | 178,620 | $24.5M | 0.00% | −801,117−81.8% | Reduced |
| Eurizon Capital SGR S.p.A. | 163,178 | $24.7M | 0.08% | +45,524+38.7% | Added |
| Susquehanna Fundamental Investments, LLC | 164,754 | $24.9M | 0.93% | +164,754 | New |
| Qube Research & Technologies Ltd | 168,020 | $25.4M | 0.04% | +120,095+250.6% | Added |
| Silvant Capital Management LLC | 168,598 | $25.5M | 0.88% | +69,462+70.1% | Added |
| UBS Asset Management Americas Inc | 171,463 | $25.9M | 0.01% | −46,226−21.2% | Reduced |
| Kayne Anderson Rudnick Investment Management LLC | 173,336 | $26.2M | 0.08% | +173,336 | New |
| ProShare Advisors LLC | 177,885 | $26.9M | 0.04% | −37,986−17.6% | Reduced |
| Legal & General Group Plc | 179,172 | $27.1M | 0.01% | +5,657+3.3% | Added |
| Centiva Capital, LP | 186,321 | $28.2M | 1.31% | +175,519+1,624.9% | Added |
| Rheos Capital Works Inc. | 189,600 | $28.7M | 1.91% | +10,000+5.6% | Added |
| American Century Companies Inc | 193,381 | $29.3M | 0.02% | −351,117−64.5% | Reduced |
| Clear Street Group Inc. | 200,879 | $30.4M | 0.17% | +78,146+63.7% | Added |
| Nwi Management LP | 206,730 | $31.3M | 1.91% | 00.0% | Unchanged |
| Dock Street Asset Management Inc | 214,885 | $32.5M | 3.42% | −1,350−0.6% | Reduced |
| Colony Group, LLC | 230,852 | $34.9M | 0.04% | +121,607+111.3% | Added |
| Royal Bank of Canada | 231,046 | $35.0M | 0.01% | −49,579−17.7% | Reduced |
| Primecap Management Co | 233,880 | $35.4M | 0.03% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 240,520 | $36.4M | 0.02% | −344,985−58.9% | Reduced |
| Public Employees Retirement System of Ohio | 257,788 | $39.0M | 0.13% | +151,005+141.4% | Added |
| LPL Financial LLC | 260,253 | $39.4M | 0.01% | −7,477−2.8% | Reduced |
| Millennium Management LLC | 270,164 | $40.9M | 0.03% | +126,473+88.0% | Added |
| Tran Capital Management, L.P. | 272,907 | $41.3M | 5.67% | +83,411+44.0% | Added |
| State Street Corp | 279,616 | $42.3M | 0.00% | −4,584−1.6% | Reduced |
| Raymond James Financial Inc | 285,505 | $43.2M | 0.01% | +78,488+37.9% | Added |
| Citadel Advisors LLC | 288,820 | $43.7M | 0.03% | −217,895−43.0% | Reduced |
| Tensor Edge Capital, LLC | 289,461 | $43.8M | 7.53% | +289,461 | New |
| 1832 Asset Management L.P. | 300,000 | $45.4M | 0.06% | +300,000 | New |
| Nuveen, LLC | 303,909 | $46.0M | 0.01% | −1,060,192−77.7% | Reduced |
| D. E. Shaw & Co., Inc. | 306,620 | $46.4M | 0.04% | +178,405+139.1% | Added |
| Voya Investment Management LLC | 309,512 | $46.8M | 0.05% | +50,280+19.4% | Added |
| Jane Street Group, LLC | 315,527 | $47.7M | 0.05% | +253,166+406.0% | Added |
| Pacific Heights Asset Management LLC | 325,000 | $49.2M | 1.65% | +50,000+18.2% | Added |
| Schonfeld Strategic Advisors LLC | 345,322 | $52.2M | 0.43% | +345,322 | New |
| Liontrust Investment Partners LLP | 347,339 | $52.5M | 0.90% | +202,410+139.7% | Added |
| Mark Asset Management LP | 351,641 | $53.2M | 7.06% | +67,824+23.9% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 361,706 | $54.7M | 0.06% | +261,563+261.2% | Added |
| Wells Fargo & Company | 366,000 | $55.4M | 0.01% | +954+0.3% | Added |
| Toroso Investments, LLC | 371,037 | $56.1M | 0.18% | +159,199+75.2% | Added |
| Mirae Asset Global Investments Co., Ltd. | 381,242 | $57.7M | 0.17% | −36,533−8.7% | Reduced |
| Rafferty Asset Management, LLC | 382,080 | $57.8M | 0.23% | −102,528−21.2% | Reduced |
| Penserra Capital Management LLC | 383,257 | $58.0M | 0.68% | +29,110+8.2% | Added |
| Defiance ETFs, LLC | 387,564 | $58.6M | 0.84% | +33,417+9.4% | Added |
| Gilder Gagnon Howe & Co LLC | 408,257 | $61.8M | 0.74% | +41,528+11.3% | Added |
| Swedbank AB | 421,000 | $63.7M | 0.07% | +57,000+15.7% | Added |