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 $31.6B in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Arch Capital Group Ltd. as of Dec 31, 2025. 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
- 923
- +94 vs. Q3 2025
- Shares held
- 325.2M
- −671.9K (−0.2%) vs. Q3 2025
- Total value
- $31.2B
- +$1.64B (+5.5%) vs. Q3 2025
- New holders
- 163
- 337 more added
- Sold out
- 69
- 315 more reduced
17 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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 | $31.6B |
| Q1 2026 | 918 | $30.5B |
| Q4 2025 | 923 | $31.2B |
| Q3 2025 | 846 | $30.4B |
| Q2 2025 | 855 | $30.9B |
| Q1 2025 | 852 | $32.1B |
| Q4 2024 | 845 | $31.6B |
| Q3 2024 | 852 | $37.9B |
| Q2 2024 | 806 | $34.2B |
| Q1 2024 | 802 | $31.8B |
| Q4 2023 | 766 | $25.2B |
| Q3 2023 | 688 | $26.8B |
| Q2 2023 | 670 | $24.8B |
| Q1 2023 | 624 | $23.1B |
| Q4 2022 | 579 | $21.1B |
| 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, Q4 2025
Shares, value and share of portfolio for each institution holding Arch Capital Group Ltd.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 41,288,784 | $3.96B | 0.06% | −1,024,436−2.4% | Reduced |
| BlackRock, Inc. | 31,735,316 | $3.04B | 0.05% | −727,516−2.2% | Reduced |
| Artisan Partners Limited Partnership | 23,247,700 | $2.23B | 3.41% | −390,406−1.7% | Reduced |
| Bamco Inc | 17,987,505 | $1.73B | 4.67% | −772,150−4.1% | Reduced |
| State Street Corp | 16,451,086 | $1.58B | 0.05% | −317,111−1.9% | Reduced |
| WCM Investment Management, LLC | 13,283,915 | $1.28B | 2.64% | −241,487−1.8% | Reduced |
| Geode Capital Management, LLC | 10,466,550 | $1.00B | 0.06% | −227,141−2.1% | Reduced |
| JPMorgan Chase & Co | 6,741,396 | $646.6M | 0.04% | −1,449,531−17.7% | Reduced |
| Norges Bank | 4,829,107 | $463.2M | 0.05% | +4,829,107 | New |
| Northern Trust Corp | 4,634,323 | $444.5M | 0.06% | −239,812−4.9% | Reduced |
| Principal Financial Group Inc | 4,528,160 | $434.3M | 0.22% | −620,231−12.0% | Reduced |
| Madison Asset Management, LLC | 4,332,431 | $415.6M | 4.78% | −375,516−8.0% | Reduced |
| Morgan Stanley | 4,289,082 | $411.4M | 0.02% | +33,132+0.8% | Added |
| Dimensional Fund Advisors LP | 4,055,956 | $389.1M | 0.08% | −78,973−1.9% | Reduced |
| Invesco Ltd. | 3,861,473 | $370.4M | 0.03% | −203,883−5.0% | Reduced |
| Allspring Global Investments Holdings, LLC | 3,665,969 | $344.1M | 0.56% | −105,658−2.8% | Reduced |
| Royal Bank of Canada | 3,373,663 | $323.6M | 0.06% | −405,788−10.7% | Reduced |
| Polar Capital Holdings Plc | 3,330,000 | $319.4M | 1.46% | −50,500−1.5% | Reduced |
| UBS Asset Management Americas Inc | 3,140,590 | $301.2M | 0.06% | −190,012−5.7% | Reduced |
| Goldman Sachs Group Inc | 2,950,322 | $283.0M | 0.04% | +160,670+5.8% | Added |
| Legal & General Group Plc | 2,944,169 | $282.4M | 0.06% | +121,090+4.3% | Added |
| Marshfield Associates | 2,887,002 | $276.9M | 4.85% | +162,367+6.0% | Added |
| AQR Capital Management LLC | 2,670,628 | $256.2M | 0.13% | +1,730,487+184.1% | Added |
| Cooke & Bieler LP | 2,635,193 | $252.8M | 2.64% | +311,202+13.4% | Added |
| Nuveen, LLC | 2,497,988 | $239.6M | 0.06% | −64,290−2.5% | Reduced |
| Deutsche Bank AG | 2,173,849 | $208.5M | 0.07% | −161,552−6.9% | Reduced |
| Natixis Advisors, L.P. | 2,146,087 | $205.9M | 0.29% | +195,068+10.0% | Added |
| Envestnet Asset Management Inc | 2,091,787 | $200.6M | 0.06% | +20,095+1.0% | Added |
| Charles Schwab Investment Management Inc | 2,046,559 | $196.3M | 0.03% | −31,657−1.5% | Reduced |
| Amundi | 1,972,542 | $189.2M | 0.05% | −36,908−1.8% | Reduced |
| Capital International Investors | 1,917,867 | $184.0M | 0.03% | +26,226+1.4% | Added |
| Swedbank AB | 1,915,590 | $183.7M | 0.18% | +16,330+0.9% | Added |
| High Ground Investment Management LLP | 1,812,072 | $173.8M | 25.31% | +97,404+5.7% | Added |
| Bank of New York Mellon Corp | 1,762,725 | $169.1M | 0.03% | −113,018−6.0% | Reduced |
| Two Sigma Investments, LP | 1,762,575 | $169.1M | 0.25% | −132,647−7.0% | Reduced |
| Bank of America Corp | 1,738,802 | $166.8M | 0.01% | +301,765+21.0% | Added |
| SEI Investments Co | 1,732,479 | $166.2M | 0.16% | +75,704+4.6% | Added |
| Brandes Investment Partners, LP | 1,710,565 | $164.1M | 1.25% | +204,082+13.5% | Added |
| GQG Partners LLC | 1,693,629 | $162.5M | 0.27% | +827,688+95.6% | Added |
| FMR LLC | 1,622,133 | $155.6M | 0.01% | +373,203+29.9% | Added |
| UBS Group AG | 1,602,412 | $153.7M | 0.03% | −1,136,106−41.5% | Reduced |
| Thrivent Financial for Lutherans | 1,599,400 | $153.4M | 0.27% | −39,758−2.4% | Reduced |
| Robeco Institutional Asset Management B.V. | 1,548,042 | $148.5M | 0.21% | +518,527+50.4% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 1,341,386 | $128.7M | 0.15% | +376,408+39.0% | Added |
| Champlain Investment Partners, LLC | 1,326,264 | $127.2M | 1.29% | +28,019+2.2% | Added |
| Barclays PLC | 1,309,600 | $125.6M | 0.05% | −189,063−12.6% | Reduced |
| Arrowstreet Capital, Limited Partnership | 1,268,601 | $121.7M | 0.07% | +1,080,049+572.8% | Added |
| Wells Fargo & Company | 1,219,722 | $117.0M | 0.02% | −132,320−9.8% | Reduced |
| Brown Advisory Inc | 1,182,958 | $113.5M | 0.16% | +3,646+0.3% | Added |
| Maren Capital LLC | 1,135,594 | $108.9M | 5.86% | +39,381+3.6% | Added |
| California Public Employees Retirement System | 1,121,121 | $107.5M | 0.06% | −183,370−14.1% | Reduced |
| Fiduciary Management Inc | 1,112,203 | $106.7M | 1.17% | +1,112,203 | New |
| Ameriprise Financial Inc | 1,091,392 | $104.7M | 0.02% | +364,749+50.2% | Added |
| Lord, Abbett & Co. LLC | 1,060,836 | $101.8M | 0.31% | +68,014+6.9% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 1,033,834 | $99.2M | 0.06% | +33,869+3.4% | Added |
| Swiss National Bank | 1,021,400 | $98.0M | 0.06% | −58,900−5.5% | Reduced |
| Wellington Management Group LLP | 994,528 | $95.4M | 0.02% | +965,473+3,322.9% | Added |
| Assetmark, Inc | 987,270 | $94.7M | 0.19% | −3,202−0.3% | Reduced |
| Stifel Financial Corp | 920,103 | $88.3M | 0.08% | −56,133−5.7% | Reduced |
| Worldquant Millennium Advisors LLC | 895,804 | $85.9M | 0.33% | −121,079−11.9% | Reduced |
| Franklin Resources Inc | 853,167 | $81.8M | 0.02% | +51,136+6.4% | Added |
| BNP Paribas Arbitrage, SA | 781,024 | $74.9M | 0.05% | +236,732+43.5% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 778,629 | $73.1M | 0.05% | +32,363+4.3% | Added |
| American Century Companies Inc | 760,578 | $73.0M | 0.04% | +52,698+7.4% | Added |
| Clark Capital Management Group, Inc. | 759,957 | $72.9M | 0.45% | +274,835+56.7% | Added |
| Gladstone Capital Management LLP | 750,533 | $72.0M | 7.43% | +95,554+14.6% | Added |
| Millennium Management LLC | 712,237 | $68.3M | 0.05% | −209,701−22.7% | Reduced |
| Two Sigma Advisers, LP | 688,900 | $66.1M | 0.13% | −410,100−37.3% | Reduced |
| National Pension Service | 683,272 | $65.5M | 0.05% | +53,661+8.5% | Added |
| New York State Common Retirement Fund | 671,448 | $64.4M | 0.09% | +139,618+26.3% | Added |
| Qube Research & Technologies Ltd | 661,748 | $63.5M | 0.09% | +213,820+47.7% | Added |
| Rhumbline Advisers | 658,571 | $63.2M | 0.05% | −21,687−3.2% | Reduced |
| First Trust Advisors LP | 625,986 | $60.0M | 0.04% | −2,209,662−77.9% | Reduced |
| General American Investors Co Inc | 600,000 | $57.6M | 3.58% | 00.0% | Unchanged |
| Bank of Montreal | 595,317 | $57.1M | 0.02% | +14,191+2.4% | Added |
| Canada Pension Plan Investment Board | 591,023 | $56.7M | 0.04% | +3,098+0.5% | Added |
| William Blair Investment Management, LLC | 588,845 | $56.5M | 0.16% | −100,300−14.6% | Reduced |
| Man Group plc | 577,684 | $55.4M | 0.11% | −255,672−30.7% | Reduced |
| Manufacturers Life Insurance Company, The | 574,307 | $55.1M | 0.05% | −1,431,299−71.4% | Reduced |
| Port Capital LLC | 572,792 | $54.9M | 2.37% | −77,480−11.9% | Reduced |
| Federated Hermes, Inc. | 564,142 | $54.1M | 0.09% | −30,266−5.1% | Reduced |
| Jane Street Group, LLC | 553,079 | $53.1M | 0.06% | +407,403+279.7% | Added |
| Davis Asset Management, L.P. | 550,000 | $52.8M | 1.89% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 524,254 | $50.3M | 0.01% | −89,738−14.6% | Reduced |
| California State Teachers Retirement System | 498,650 | $47.8M | 0.05% | −21,920−4.2% | Reduced |
| Alliancebernstein L.P. | 494,068 | $47.4M | 0.01% | +26,182+5.6% | Added |
| Russell Investments Group, Ltd. | 488,250 | $46.9M | 0.05% | +156,133+47.0% | Added |
| Raymond James Financial Inc | 450,198 | $43.2M | 0.01% | +29,393+7.0% | Added |
| Anchor Capital Advisors LLC | 440,099 | $42.2M | 1.22% | −4,907−1.1% | Reduced |
| FIL Ltd | 439,073 | $42.1M | 0.03% | −12,730−2.8% | Reduced |
| Great Lakes Advisors, LLC | 404,092 | $38.8M | 0.32% | −14,228−3.4% | Reduced |
| Clearbridge Investments, LLC | 394,381 | $37.8M | 0.03% | −12,936−3.2% | Reduced |
| HSBC Holdings PLC | 389,698 | $37.6M | 0.02% | +17,832+4.8% | Added |
| Bridgewater Associates, LP | 383,022 | $36.7M | 0.13% | +65,328+20.6% | Added |
| Smith Group Asset Management, LLC | 382,788 | $36.7M | 1.95% | +23,769+6.6% | Added |
| Citigroup Inc | 381,882 | $36.6M | 0.02% | −8,053−2.1% | Reduced |
| Vinva Investment Management Ltd | 373,118 | $36.1M | 0.45% | +306,112+456.8% | Added |
| Commerce Bank | 373,334 | $35.8M | 0.20% | +4,966+1.3% | Added |
| Citadel Advisors LLC | 372,530 | $35.7M | 0.02% | +264,773+245.7% | Added |
| D. E. Shaw & Co., Inc. | 366,917 | $35.2M | 0.03% | −246,519−40.2% | Reduced |