Arch Capital Group Ltd.
ACGL- Exchange
- Nasdaq
- Industry
- Fire, Marine & Casualty Insurance
- SEC CIK
- 0000947484
In the last 90 days, Arch Capital Group Ltd. insiders filed 0 open-market purchases and 1 sale; 912 institutions reported holding it in 13F filings for Q2 2026, worth $30.3B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Arch Capital Group Ltd. 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
- 918
- +11 vs. Q4 2025
- Shares held
- 318.0M
- +39.6M (+14.2%) vs. Q4 2025
- Total value
- $30.5B
- +$3.78B (+14.2%) vs. Q4 2025
- New holders
- 115
- 325 more added
- Sold out
- 104
- 354 more reduced
16 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 ACGL 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 | 912 | $30.3B |
| Q1 2026 | 918 | $30.5B |
| Q4 2025 | 923 | $31.2B |
| Q3 2025 | 846 | $29.6B |
| Q2 2025 | 855 | $30.6B |
| Q1 2025 | 852 | $32.1B |
| Q4 2024 | 845 | $31.5B |
| Q3 2024 | 852 | $37.2B |
| Q2 2024 | 806 | $33.4B |
| Q1 2024 | 802 | $30.4B |
| Q4 2023 | 766 | $24.4B |
| Q3 2023 | 688 | $26.7B |
| Q2 2023 | 670 | $24.7B |
| Q1 2023 | 624 | $22.7B |
| Q4 2022 | 579 | $21.0B |
| Q3 2022 | 487 | $14.8B |
| Q2 2022 | 503 | $14.8B |
| Q1 2022 | 508 | $16.0B |
| Q4 2021 | 461 | $14.9B |
| Q3 2021 | 424 | $13.3B |
| Q2 2021 | 404 | $13.9B |
| Q1 2021 | 422 | $13.8B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Arch Capital Group Ltd.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Carderock Capital Management Inc | 71,435 | $6.86M | 1.69% | +1,556+2.2% | Added |
| Mercer Global Advisors Inc | 71,457 | $6.86M | 0.01% | +2,364+3.4% | Added |
| Thompson Siegel & Walmsley LLC | 73,500 | $7.05M | 0.12% | −1,151−1.5% | Reduced |
| Susquehanna International Group, LLP | 74,040 | $7.11M | 0.01% | −250,227−77.2% | Reduced |
| Steinberg Asset Management LLC | 74,249 | $7.13M | 4.61% | −80.0% | Reduced |
| Retirement Systems of Alabama | 75,912 | $7.29M | 0.02% | −905−1.2% | Reduced |
| IFM Investors Pty Ltd | 77,513 | $7.44M | 0.06% | +2,859+3.8% | Added |
| Tudor Investment Corp Et Al | 78,294 | $7.52M | 0.04% | −31,572−28.7% | Reduced |
| Susquehanna Fundamental Investments, LLC | 78,509 | $7.54M | 0.28% | −28,708−26.8% | Reduced |
| Voya Investment Management LLC | 79,462 | $7.63M | 0.01% | −1,533−1.9% | Reduced |
| Van Den Berg Management I, Inc | 81,086 | $7.78M | 1.78% | +647+0.8% | Added |
| Quantbot Technologies LP | 82,406 | $7.91M | 0.32% | +24,858+43.2% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 83,270 | $7.99M | 0.04% | −723−0.9% | Reduced |
| MetLife Investment Management | 83,436 | $8.01M | 0.04% | −3,052−3.5% | Reduced |
| DnB Asset Management AS | 84,014 | $8.06M | 0.03% | +6,442+8.3% | Added |
| CIBC Bancorp USA Inc. | 84,334 | $8.10M | 0.01% | +84,334 | New |
| Oxbow Advisors, LLC | 84,717 | $8.13M | 0.69% | +427+0.5% | Added |
| Credit Agricole S A | 84,770 | $8.14M | 0.03% | −38,488−31.2% | Reduced |
| ProShare Advisors LLC | 85,388 | $8.20M | 0.01% | −4,319−4.8% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 85,943 | $8.25M | 0.02% | +10,615+14.1% | Added |
| Rafferty Asset Management, LLC | 86,906 | $8.34M | 0.03% | −23,234−21.1% | Reduced |
| ExodusPoint Capital Management, LP | 87,638 | $8.41M | 0.08% | +87,638 | New |
| Spence Asset Management | 89,741 | $8.61M | 2.18% | −4,389−4.7% | Reduced |
| CIBC Asset Management Inc | 91,318 | $8.77M | 0.02% | +2,312+2.6% | Added |
| Martingale Asset Management L P | 91,523 | $8.79M | 0.22% | +8,799+10.6% | Added |
| Commonwealth Equity Services, LLC | 92,503 | $8.88M | 0.01% | +17,045+22.6% | Added |
| Czech National Bank | 97,356 | $9.35M | 0.06% | +2,140+2.2% | Added |
| Prudential PLC | 97,493 | $9.36M | 0.07% | −64,921−40.0% | Reduced |
| Arizona State Retirement System | 98,534 | $9.46M | 0.06% | −3,730−3.6% | Reduced |
| Citadel Advisors LLC | 99,165 | $9.52M | 0.01% | −273,365−73.4% | Reduced |
| Kinsale Capital Group, Inc. | 100,227 | $9.62M | 1.54% | +4,599+4.8% | Added |
| Mackenzie Financial Corp | 101,034 | $9.70M | 0.01% | −3,622−3.5% | Reduced |
| State of Michigan Retirement System | 101,400 | $9.73M | 0.05% | −1,100−1.1% | Reduced |
| Toroso Investments, LLC | 103,259 | $9.89M | 0.03% | +73,134+242.8% | Added |
| United Capital Financial Advisers, LLC | 103,305 | $9.92M | 0.06% | +6,401+6.6% | Added |
| Heartland Advisors Inc | 103,497 | $9.93M | 0.51% | +15,819+18.0% | Added |
| Mutual of America Capital Management LLC | 104,963 | $10.1M | 0.11% | −979−0.9% | Reduced |
| Pathstone Holdings, LLC | 110,640 | $10.6M | 0.04% | +2,428+2.2% | Added |
| Cetera Investment Advisers | 111,278 | $10.7M | 0.01% | +4,560+4.3% | Added |
| Creative Planning | 111,780 | $10.7M | 0.01% | +1,739+1.6% | Added |
| Public Employees Retirement System of Ohio | 115,697 | $11.1M | 0.04% | −4,114−3.4% | Reduced |
| Grantham, Mayo, Van Otterloo & Co. LLC | 116,332 | $11.2M | 0.03% | −43,214−27.1% | Reduced |
| Handelsbanken Fonder AB | 116,938 | $11.2M | 0.04% | +4,053+3.6% | Added |
| Oppenheimer Asset Management Inc. | 117,558 | $11.3M | 0.13% | −1,296−1.1% | Reduced |
| State of New Jersey Common Pension Fund D | 117,673 | $11.3M | 0.04% | −3,776−3.1% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 120,984 | $11.4M | 0.03% | +40,627+50.6% | Added |
| Eurizon Capital SGR S.p.A. | 120,166 | $11.5M | 0.04% | +120,166 | New |
| Williams Jones Wealth Management, LLC. | 122,718 | $11.8M | 0.14% | −1,041−0.8% | Reduced |
| Acadian Asset Management LLC | 126,147 | $12.1M | 0.02% | −146,056−53.7% | Reduced |
| Nomura Asset Management Co Ltd | 129,004 | $12.4M | 0.03% | +1,257+1.0% | Added |
| Schwartz Investment Counsel Inc | 130,000 | $12.5M | 0.44% | +30,000+30.0% | Added |
| Northstar Group, Inc. | 131,179 | $12.6M | 1.78% | +986+0.8% | Added |
| Lansforsakringar Fondforvaltning AB (publ) | 132,287 | $12.7M | 0.07% | −3,651−2.7% | Reduced |
| Parkwood LLC | 134,142 | $12.9M | 1.14% | +26,350+24.4% | Added |
| Vinva Investment Management Ltd | 135,026 | $12.9M | 0.16% | −238,092−63.8% | Reduced |
| TD Asset Management Inc | 141,186 | $13.6M | 0.01% | −117,379−45.4% | Reduced |
| Mn Services Vermogensbeheer B.V. | 144,618 | $13.9M | 0.09% | 00.0% | Unchanged |
| Resona Asset Management Co.,Ltd. | 144,827 | $13.9M | 0.07% | −1,958−1.3% | Reduced |
| State of Tennessee, Treasury Department | 147,496 | $14.2M | 0.05% | 00.0% | Unchanged |
| Tredje AP-fonden | 149,453 | $14.3M | 0.08% | +113,070+310.8% | Added |
| Global Frontier Investments LLC | 150,000 | $14.4M | 1.97% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 152,461 | $14.6M | 0.02% | −205,813−57.4% | Reduced |
| Asset Management One Co.,Ltd. | 157,082 | $15.1M | 0.04% | −29,920−16.0% | Reduced |
| Federation des caisses Desjardins du Quebec | 161,431 | $15.5M | 0.06% | +33,755+26.4% | Added |
| Truist Financial Corp | 162,058 | $15.6M | 0.02% | −17,023−9.5% | Reduced |
| Illinois Municipal Retirement Fund | 166,604 | $16.0M | 0.20% | −15,472−8.5% | Reduced |
| Prana Capital Management, LP | 169,465 | $16.3M | 0.50% | +169,465 | New |
| DekaBank Deutsche Girozentrale | 168,835 | $16.4M | 0.03% | 00.0% | Unchanged |
| Wiley Bros.-Aintree Capital, LLC | 172,308 | $16.6M | 0.08% | +32,057+22.9% | Added |
| SEB Asset Management AB | 174,981 | $16.8M | 0.07% | +174,981 | New |
| Chevy Chase Trust Holdings, Inc. | 179,006 | $17.2M | 0.05% | −6,969−3.7% | Reduced |
| Vanguard Investments Australia, Ltd. | 179,847 | $17.3M | 0.05% | +179,847 | New |
| Teacher Retirement System of Texas | 182,773 | $17.5M | 0.07% | −81,017−30.7% | Reduced |
| AustralianSuper Pty Ltd | 190,948 | $18.3M | 0.10% | +7,323+4.0% | Added |
| Adage Capital Partners GP, L.L.C. | 195,200 | $18.7M | 0.03% | −130,800−40.1% | Reduced |
| Jain Global LLC | 199,878 | $19.2M | 0.24% | +157,944+376.6% | Added |
| Robertson Opportunity Capital, LLC | 202,106 | $19.4M | 7.46% | 00.0% | Unchanged |
| Pictet Asset Management Holding SA | 208,251 | $20.0M | 0.02% | −7,071−3.3% | Reduced |
| Virginia Retirement Systems Et Al | 209,000 | $20.1M | 0.15% | +209,000 | New |
| J. Safra Sarasin Holding AG | 211,308 | $20.3M | 0.35% | +6,927+3.4% | Added |
| Mariner, LLC | 212,506 | $20.4M | 0.02% | +22,283+11.7% | Added |
| State of Wisconsin Investment Board | 215,505 | $20.7M | 0.05% | −160.0% | Reduced |
| Royal London Asset Management Ltd | 216,037 | $20.7M | 0.04% | +10,026+4.9% | Added |
| Toronto Dominion Bank | 218,948 | $21.0M | 0.04% | −56,757−20.6% | Reduced |
| Great Lakes Advisors, LLC | 219,366 | $21.1M | 0.17% | −184,726−45.7% | Reduced |
| National Bank of Canada | 223,461 | $21.5M | 0.02% | +32,527+17.0% | Added |
| LPL Financial LLC | 225,093 | $21.6M | 0.01% | −55,712−19.8% | Reduced |
| Braun Stacey Associates Inc | 226,606 | $21.8M | 0.72% | −428−0.2% | Reduced |
| South Dakota Investment Council | 226,826 | $21.8M | 0.42% | +3,555+1.6% | Added |
| KLP Kapitalforvaltning AS | 232,141 | $22.3M | 0.09% | +59,500+34.5% | Added |
| Natixis | 236,082 | $22.7M | 0.09% | +11,151+5.0% | Added |
| Jane Street Group, LLC | 236,115 | $22.7M | 0.02% | −316,964−57.3% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 238,613 | $22.9M | 0.06% | −12,191−4.9% | Reduced |
| Worldquant Millennium Advisors LLC | 239,466 | $23.0M | 0.09% | −656,338−73.3% | Reduced |
| Victory Capital Management Inc | 239,953 | $23.0M | 0.01% | +25,460+11.9% | Added |
| Janney Montgomery Scott LLC | 242,405 | $23.3M | 0.06% | +17,672+7.9% | Added |
| CWM, LLC | 246,167 | $23.6M | 0.06% | −21,916−8.2% | Reduced |
| Bridgewater Associates, LP | 246,203 | $23.6M | 0.11% | −136,819−35.7% | Reduced |
| Quantinno Capital Management LP | 248,635 | $23.9M | 0.04% | +62,387+33.5% | Added |
| APG Asset Management N.V. | 293,056 | $24.4M | 0.08% | −18,881−6.1% | Reduced |