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, Q3 2025
Institutional positions in Arch Capital Group Ltd. as of Sep 30, 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
- 846
- 0 vs. Q2 2025
- Shares held
- 326.4M
- −4.82M (−1.5%) vs. Q2 2025
- Total value
- $29.6B
- −$551.3M (−1.8%) vs. Q2 2025
- New holders
- 87
- 320 more added
- Sold out
- 87
- 329 more reduced
9 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Arch Capital Group Ltd.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 42,313,220 | $3.84B | 0.06% | −101,337−0.2% | Reduced |
| BlackRock, Inc. | 32,462,832 | $2.95B | 0.05% | −463,655−1.4% | Reduced |
| Artisan Partners Limited Partnership | 23,638,106 | $2.14B | 3.08% | −195,184−0.8% | Reduced |
| Bamco Inc | 18,759,655 | $1.70B | 4.51% | −967,575−4.9% | Reduced |
| State Street Corp | 16,768,197 | $1.52B | 0.05% | −176,993−1.0% | Reduced |
| WCM Investment Management, LLC | 13,525,402 | $1.21B | 2.53% | +171,693+1.3% | Added |
| Geode Capital Management, LLC | 10,693,691 | $966.6M | 0.06% | +191,688+1.8% | Added |
| JPMorgan Chase & Co | 8,190,927 | $743.2M | 0.05% | +360,626+4.6% | Added |
| Principal Financial Group Inc | 5,148,391 | $467.1M | 0.24% | −687,377−11.8% | Reduced |
| Northern Trust Corp | 4,874,135 | $442.2M | 0.06% | −9350.0% | Reduced |
| Madison Asset Management, LLC | 4,707,947 | $427.2M | 4.71% | −117,288−2.4% | Reduced |
| Morgan Stanley | 4,255,950 | $386.1M | 0.02% | −57,688−1.3% | Reduced |
| Dimensional Fund Advisors LP | 4,134,929 | $375.1M | 0.08% | −22,567−0.5% | Reduced |
| Invesco Ltd. | 4,065,356 | $368.8M | 0.06% | −22,158−0.5% | Reduced |
| Royal Bank of Canada | 3,779,451 | $342.9M | 0.06% | +80,855+2.2% | Added |
| Allspring Global Investments Holdings, LLC | 3,771,627 | $340.6M | 0.55% | −761,906−16.8% | Reduced |
| Egerton Capital (UK) LLP | 3,507,882 | $318.3M | 3.36% | −733,084−17.3% | Reduced |
| Polar Capital Holdings Plc | 3,380,500 | $306.7M | 1.48% | −9,500−0.3% | Reduced |
| UBS Asset Management Americas Inc | 3,330,602 | $302.2M | 0.07% | −955,725−22.3% | Reduced |
| First Trust Advisors LP | 2,835,648 | $257.3M | 0.19% | +2,279,147+409.5% | Added |
| Legal & General Group Plc | 2,823,079 | $256.1M | 0.06% | −2,875−0.1% | Reduced |
| Goldman Sachs Group Inc | 2,789,652 | $253.1M | 0.04% | +324,024+13.1% | Added |
| UBS Group AG | 2,738,518 | $248.5M | 0.05% | +987,398+56.4% | Added |
| Marshfield Associates | 2,724,635 | $247.2M | 4.28% | +141,223+5.5% | Added |
| Nuveen, LLC | 2,562,278 | $232.5M | 0.06% | −1,430,239−35.8% | Reduced |
| Deutsche Bank AG | 2,335,401 | $211.9M | 0.07% | +516,048+28.4% | Added |
| Cooke & Bieler LP | 2,323,991 | $210.9M | 2.18% | +2,323,991 | New |
| Charles Schwab Investment Management Inc | 2,078,216 | $188.6M | 0.03% | +6,014+0.3% | Added |
| Envestnet Asset Management Inc | 2,071,692 | $188.0M | 0.05% | +47,383+2.3% | Added |
| Amundi | 2,009,450 | $183.6M | 0.06% | +302,126+17.7% | Added |
| Manufacturers Life Insurance Company, The | 2,005,606 | $182.0M | 0.15% | +1,786,302+814.5% | Added |
| Natixis Advisors, L.P. | 1,951,019 | $177.0M | 0.26% | +168,922+9.5% | Added |
| Swedbank AB | 1,899,260 | $172.3M | 0.17% | +201,474+11.9% | Added |
| Two Sigma Investments, LP | 1,895,222 | $172.0M | 0.26% | +1,003,004+112.4% | Added |
| Capital International Investors | 1,891,641 | $171.6M | 0.03% | −6,612,322−77.8% | Reduced |
| Bank of New York Mellon Corp | 1,875,743 | $170.2M | 0.03% | −12,199−0.6% | Reduced |
| High Ground Investment Management LLP | 1,714,668 | $155.6M | 25.85% | +58,151+3.5% | Added |
| SEI Investments Co | 1,656,775 | $150.3M | 0.16% | +49,003+3.0% | Added |
| Thrivent Financial for Lutherans | 1,639,158 | $148.7M | 0.29% | +16,798+1.0% | Added |
| Brandes Investment Partners, LP | 1,506,483 | $136.7M | 1.10% | +63,163+4.4% | Added |
| Barclays PLC | 1,498,663 | $136.0M | 0.05% | +191,026+14.6% | Added |
| Bank of America Corp | 1,437,037 | $130.4M | 0.01% | −375,331−20.7% | Reduced |
| Wells Fargo & Company | 1,352,042 | $122.7M | 0.03% | −166,057−10.9% | Reduced |
| California Public Employees Retirement System | 1,304,491 | $118.4M | 0.07% | −73,723−5.3% | Reduced |
| Champlain Investment Partners, LLC | 1,298,245 | $117.8M | 0.89% | +252,983+24.2% | Added |
| FMR LLC | 1,248,930 | $113.3M | 0.01% | +190,762+18.0% | Added |
| Brown Advisory Inc | 1,179,312 | $107.0M | 0.14% | −5,836−0.5% | Reduced |
| Two Sigma Advisers, LP | 1,099,000 | $99.7M | 0.20% | +646,900+143.1% | Added |
| Maren Capital LLC | 1,096,213 | $99.5M | 5.54% | +295,412+36.9% | Added |
| Swiss National Bank | 1,080,300 | $98.0M | 0.06% | −57,000−5.0% | Reduced |
| Robeco Institutional Asset Management B.V. | 1,029,515 | $93.4M | 0.14% | +512,879+99.3% | Added |
| Worldquant Millennium Advisors LLC | 1,016,883 | $92.3M | 0.40% | +309,844+43.8% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 999,965 | $90.7M | 0.05% | −47,056−4.5% | Reduced |
| Lord, Abbett & Co. LLC | 992,822 | $90.1M | 0.27% | +82,069+9.0% | Added |
| Assetmark, Inc | 990,472 | $89.9M | 0.19% | −98,342−9.0% | Reduced |
| Stifel Financial Corp | 976,236 | $88.6M | 0.08% | −14,057−1.4% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 964,978 | $87.1M | 0.23% | +82,333+9.3% | Added |
| AQR Capital Management LLC | 940,141 | $84.8M | 0.05% | −177,600−15.9% | Reduced |
| Marshall Wace, LLP | 934,287 | $84.8M | 0.09% | +911,036+3,918.3% | Added |
| Millennium Management LLC | 921,938 | $83.6M | 0.07% | −922,484−50.0% | Reduced |
| GQG Partners LLC | 865,941 | $78.6M | 0.12% | +1,596+0.2% | Added |
| Man Group plc | 833,356 | $75.6M | 0.15% | +141,312+20.4% | Added |
| Franklin Resources Inc | 802,031 | $72.8M | 0.02% | +12,060+1.5% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 746,266 | $67.7M | 0.05% | +28,618+4.0% | Added |
| Ameriprise Financial Inc | 726,643 | $65.9M | 0.02% | −642,005−46.9% | Reduced |
| American Century Companies Inc | 707,880 | $64.2M | 0.03% | +7,251+1.0% | Added |
| William Blair Investment Management, LLC | 689,145 | $62.5M | 0.16% | −63,179−8.4% | Reduced |
| Rhumbline Advisers | 680,258 | $61.7M | 0.05% | −3,418−0.5% | Reduced |
| Gladstone Capital Management LLP | 654,979 | $59.4M | 6.49% | −510,947−43.8% | Reduced |
| Port Capital LLC | 650,272 | $59.0M | 2.46% | −1,374−0.2% | Reduced |
| National Pension Service | 629,611 | $57.1M | 0.04% | +31,408+5.3% | Added |
| Price T Rowe Associates Inc | 613,992 | $55.7M | 0.01% | −131,102−17.6% | Reduced |
| D. E. Shaw & Co., Inc. | 613,436 | $55.7M | 0.04% | +274,300+80.9% | Added |
| General American Investors Co Inc | 600,000 | $54.4M | 3.41% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 594,408 | $53.9M | 0.10% | −382,521−39.2% | Reduced |
| Canada Pension Plan Investment Board | 587,925 | $53.3M | 0.04% | +46,577+8.6% | Added |
| Bank of Montreal | 581,126 | $52.7M | 0.02% | +117,193+25.3% | Added |
| Davis Asset Management, L.P. | 550,000 | $49.9M | 1.78% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 544,292 | $49.4M | 0.04% | +52,461+10.7% | Added |
| New York State Common Retirement Fund | 531,830 | $48.3M | 0.06% | −6,497−1.2% | Reduced |
| California State Teachers Retirement System | 520,570 | $47.2M | 0.05% | −47,903−8.4% | Reduced |
| LPL Financial LLC | 517,722 | $47.0M | 0.01% | +43,643+9.2% | Added |
| Clark Capital Management Group, Inc. | 485,122 | $44.0M | 0.28% | +7,628+1.6% | Added |
| Alliancebernstein L.P. | 467,886 | $42.5M | 0.01% | +25,088+5.7% | Added |
| FIL Ltd | 451,803 | $41.0M | 0.03% | +187,190+70.7% | Added |
| Qube Research & Technologies Ltd | 447,928 | $40.6M | 0.06% | −493,813−52.4% | Reduced |
| Anchor Capital Advisors LLC | 445,006 | $40.4M | 1.17% | −8,261−1.8% | Reduced |
| KBC Group NV | 421,598 | $38.3M | 0.09% | −120,387−22.2% | Reduced |
| Raymond James Financial Inc | 420,805 | $38.2M | 0.01% | −6,141−1.4% | Reduced |
| Great Lakes Advisors, LLC | 418,320 | $38.0M | 0.32% | +208,235+99.1% | Added |
| Clearbridge Investments, LLC | 407,317 | $37.0M | 0.03% | −591−0.1% | Reduced |
| Citigroup Inc | 389,935 | $35.4M | 0.02% | −216,617−35.7% | Reduced |
| Confluence Investment Management LLC | 389,020 | $35.3M | 0.50% | −7,378−1.9% | Reduced |
| HSBC Holdings PLC | 371,866 | $33.5M | 0.02% | −172,603−31.7% | Reduced |
| Commerce Bank | 368,368 | $33.4M | 0.19% | +2,121+0.6% | Added |
| National Bank of Canada | 361,863 | $32.8M | 0.04% | +94,599+35.4% | Added |
| Treasurer of the State of North Carolina | 359,741 | $32.6M | 0.10% | −70,183−16.3% | Reduced |
| Smith Group Asset Management, LLC | 359,019 | $32.6M | 1.87% | +16,566+4.8% | Added |
| Jump Financial, LLC | 340,708 | $30.9M | 0.39% | +333,381+4,550.0% | Added |
| State Board of Administration of Florida Retirement System | 338,034 | $30.7M | 0.05% | −36,503−9.7% | Reduced |