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 |
|---|---|---|---|---|---|
| Clearbridge Investments, LLC | 345,037 | $33.1M | 0.03% | −49,344−12.5% | Reduced |
| New York State Teachers Retirement System | 328,426 | $31.5M | 0.06% | +1,484+0.5% | Added |
| Aviva PLC | 323,098 | $31.0M | 0.05% | +3,835+1.2% | Added |
| Korea Investment CORP | 319,961 | $30.7M | 0.06% | −37,763−10.6% | Reduced |
| State Board of Administration of Florida Retirement System | 313,366 | $30.1M | 0.06% | 00.0% | Unchanged |
| KBC Group NV | 304,432 | $29.2M | 0.07% | −12,575−4.0% | Reduced |
| PFA Pension, Forsikringsaktieselskab | 302,175 | $29.0M | 0.09% | +19,695+7.0% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 301,625 | $28.9M | 0.05% | +9,555+3.3% | Added |
| Danske Bank A/S | 299,348 | $28.7M | 0.07% | −11,700−3.8% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 288,585 | $27.7M | 0.06% | +19,666+7.3% | Added |
| Mediolanum International Funds Ltd | 288,699 | $27.6M | 0.29% | +219,357+316.3% | Added |
| Philo Smith Capital Corp | 287,570 | $27.6M | 7.87% | 00.0% | Unchanged |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 287,000 | $27.5M | 0.15% | +102,550+55.6% | Added |
| Standard Life Aberdeen plc | 284,873 | $27.3M | 0.04% | +7,084+2.6% | Added |
| STRS Ohio | 278,423 | $26.7M | 0.11% | −1210.0% | Reduced |
| Bank of Nova Scotia | 271,124 | $26.0M | 0.05% | +30,117+12.5% | Added |
| Arbejdsmarkedets Tillaegspension | 270,690 | $26.0M | 0.65% | +17,655+7.0% | Added |
| Public Sector Pension Investment Board | 260,678 | $25.0M | 0.08% | +168,764+183.6% | Added |
| APG Asset Management N.V. | 293,056 | $24.4M | 0.08% | −18,881−6.1% | Reduced |
| Quantinno Capital Management LP | 248,635 | $23.9M | 0.04% | +62,387+33.5% | Added |
| Bridgewater Associates, LP | 246,203 | $23.6M | 0.11% | −136,819−35.7% | Reduced |
| CWM, LLC | 246,167 | $23.6M | 0.06% | −21,916−8.2% | Reduced |
| Janney Montgomery Scott LLC | 242,405 | $23.3M | 0.06% | +17,672+7.9% | Added |
| Victory Capital Management Inc | 239,953 | $23.0M | 0.01% | +25,460+11.9% | Added |
| Worldquant Millennium Advisors LLC | 239,466 | $23.0M | 0.09% | −656,338−73.3% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 238,613 | $22.9M | 0.06% | −12,191−4.9% | Reduced |
| Jane Street Group, LLC | 236,115 | $22.7M | 0.02% | −316,964−57.3% | Reduced |
| Natixis | 236,082 | $22.7M | 0.09% | +11,151+5.0% | Added |
| KLP Kapitalforvaltning AS | 232,141 | $22.3M | 0.09% | +59,500+34.5% | Added |
| South Dakota Investment Council | 226,826 | $21.8M | 0.42% | +3,555+1.6% | Added |
| Braun Stacey Associates Inc | 226,606 | $21.8M | 0.72% | −428−0.2% | Reduced |
| LPL Financial LLC | 225,093 | $21.6M | 0.01% | −55,712−19.8% | Reduced |
| National Bank of Canada | 223,461 | $21.5M | 0.02% | +32,527+17.0% | Added |
| Great Lakes Advisors, LLC | 219,366 | $21.1M | 0.17% | −184,726−45.7% | Reduced |
| Toronto Dominion Bank | 218,948 | $21.0M | 0.04% | −56,757−20.6% | Reduced |
| Royal London Asset Management Ltd | 216,037 | $20.7M | 0.04% | +10,026+4.9% | Added |
| State of Wisconsin Investment Board | 215,505 | $20.7M | 0.05% | −160.0% | Reduced |
| Mariner, LLC | 212,506 | $20.4M | 0.02% | +22,283+11.7% | Added |
| J. Safra Sarasin Holding AG | 211,308 | $20.3M | 0.35% | +6,927+3.4% | Added |
| Virginia Retirement Systems Et Al | 209,000 | $20.1M | 0.15% | +209,000 | New |
| Pictet Asset Management Holding SA | 208,251 | $20.0M | 0.02% | −7,071−3.3% | Reduced |
| Robertson Opportunity Capital, LLC | 202,106 | $19.4M | 7.46% | 00.0% | Unchanged |
| Jain Global LLC | 199,878 | $19.2M | 0.24% | +157,944+376.6% | Added |
| Adage Capital Partners GP, L.L.C. | 195,200 | $18.7M | 0.03% | −130,800−40.1% | Reduced |
| AustralianSuper Pty Ltd | 190,948 | $18.3M | 0.10% | +7,323+4.0% | Added |
| Teacher Retirement System of Texas | 182,773 | $17.5M | 0.07% | −81,017−30.7% | Reduced |
| Vanguard Investments Australia, Ltd. | 179,847 | $17.3M | 0.05% | +179,847 | New |
| Chevy Chase Trust Holdings, Inc. | 179,006 | $17.2M | 0.05% | −6,969−3.7% | Reduced |
| SEB Asset Management AB | 174,981 | $16.8M | 0.07% | +174,981 | New |
| Wiley Bros.-Aintree Capital, LLC | 172,308 | $16.6M | 0.08% | +32,057+22.9% | Added |
| DekaBank Deutsche Girozentrale | 168,835 | $16.4M | 0.03% | 00.0% | Unchanged |
| Prana Capital Management, LP | 169,465 | $16.3M | 0.50% | +169,465 | New |
| Illinois Municipal Retirement Fund | 166,604 | $16.0M | 0.20% | −15,472−8.5% | Reduced |
| Truist Financial Corp | 162,058 | $15.6M | 0.02% | −17,023−9.5% | Reduced |
| Federation des caisses Desjardins du Quebec | 161,431 | $15.5M | 0.06% | +33,755+26.4% | Added |
| Asset Management One Co.,Ltd. | 157,082 | $15.1M | 0.04% | −29,920−16.0% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 152,461 | $14.6M | 0.02% | −205,813−57.4% | Reduced |
| Global Frontier Investments LLC | 150,000 | $14.4M | 1.97% | 00.0% | Unchanged |
| Tredje AP-fonden | 149,453 | $14.3M | 0.08% | +113,070+310.8% | Added |
| State of Tennessee, Treasury Department | 147,496 | $14.2M | 0.05% | 00.0% | Unchanged |
| Resona Asset Management Co.,Ltd. | 144,827 | $13.9M | 0.07% | −1,958−1.3% | Reduced |
| Mn Services Vermogensbeheer B.V. | 144,618 | $13.9M | 0.09% | 00.0% | Unchanged |
| TD Asset Management Inc | 141,186 | $13.6M | 0.01% | −117,379−45.4% | Reduced |
| Vinva Investment Management Ltd | 135,026 | $12.9M | 0.16% | −238,092−63.8% | Reduced |
| Parkwood LLC | 134,142 | $12.9M | 1.14% | +26,350+24.4% | Added |
| Lansforsakringar Fondforvaltning AB (publ) | 132,287 | $12.7M | 0.07% | −3,651−2.7% | Reduced |
| Northstar Group, Inc. | 131,179 | $12.6M | 1.78% | +986+0.8% | Added |
| Schwartz Investment Counsel Inc | 130,000 | $12.5M | 0.44% | +30,000+30.0% | Added |
| Nomura Asset Management Co Ltd | 129,004 | $12.4M | 0.03% | +1,257+1.0% | Added |
| Acadian Asset Management LLC | 126,147 | $12.1M | 0.02% | −146,056−53.7% | Reduced |
| Williams Jones Wealth Management, LLC. | 122,718 | $11.8M | 0.14% | −1,041−0.8% | Reduced |
| Eurizon Capital SGR S.p.A. | 120,166 | $11.5M | 0.04% | +120,166 | New |
| Wealth Enhancement Advisory Services, LLC | 120,984 | $11.4M | 0.03% | +40,627+50.6% | Added |
| State of New Jersey Common Pension Fund D | 117,673 | $11.3M | 0.04% | −3,776−3.1% | Reduced |
| Oppenheimer Asset Management Inc. | 117,558 | $11.3M | 0.13% | −1,296−1.1% | Reduced |
| Handelsbanken Fonder AB | 116,938 | $11.2M | 0.04% | +4,053+3.6% | Added |
| Grantham, Mayo, Van Otterloo & Co. LLC | 116,332 | $11.2M | 0.03% | −43,214−27.1% | Reduced |
| Public Employees Retirement System of Ohio | 115,697 | $11.1M | 0.04% | −4,114−3.4% | Reduced |
| Creative Planning | 111,780 | $10.7M | 0.01% | +1,739+1.6% | Added |
| Cetera Investment Advisers | 111,278 | $10.7M | 0.01% | +4,560+4.3% | Added |
| Pathstone Holdings, LLC | 110,640 | $10.6M | 0.04% | +2,428+2.2% | Added |
| Mutual of America Capital Management LLC | 104,963 | $10.1M | 0.11% | −979−0.9% | Reduced |
| Heartland Advisors Inc | 103,497 | $9.93M | 0.51% | +15,819+18.0% | Added |
| United Capital Financial Advisers, LLC | 103,305 | $9.92M | 0.06% | +6,401+6.6% | Added |
| Toroso Investments, LLC | 103,259 | $9.89M | 0.03% | +73,134+242.8% | Added |
| State of Michigan Retirement System | 101,400 | $9.73M | 0.05% | −1,100−1.1% | Reduced |
| Mackenzie Financial Corp | 101,034 | $9.70M | 0.01% | −3,622−3.5% | Reduced |
| Kinsale Capital Group, Inc. | 100,227 | $9.62M | 1.54% | +4,599+4.8% | Added |
| Citadel Advisors LLC | 99,165 | $9.52M | 0.01% | −273,365−73.4% | Reduced |
| Arizona State Retirement System | 98,534 | $9.46M | 0.06% | −3,730−3.6% | Reduced |
| Prudential PLC | 97,493 | $9.36M | 0.07% | −64,921−40.0% | Reduced |
| Czech National Bank | 97,356 | $9.35M | 0.06% | +2,140+2.2% | Added |
| Commonwealth Equity Services, LLC | 92,503 | $8.88M | 0.01% | +17,045+22.6% | Added |
| Martingale Asset Management L P | 91,523 | $8.79M | 0.22% | +8,799+10.6% | Added |
| CIBC Asset Management Inc | 91,318 | $8.77M | 0.02% | +2,312+2.6% | Added |
| Spence Asset Management | 89,741 | $8.61M | 2.18% | −4,389−4.7% | Reduced |
| ExodusPoint Capital Management, LP | 87,638 | $8.41M | 0.08% | +87,638 | New |
| Rafferty Asset Management, LLC | 86,906 | $8.34M | 0.03% | −23,234−21.1% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 85,943 | $8.25M | 0.02% | +10,615+14.1% | Added |
| ProShare Advisors LLC | 85,388 | $8.20M | 0.01% | −4,319−4.8% | Reduced |