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, Q2 2026
Institutional positions in Arch Capital Group Ltd. as of Jun 30, 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
- 912
- +6 vs. Q1 2026
- Shares held
- 312.4M
- −5.23M (−1.6%) vs. Q1 2026
- Total value
- $30.3B
- −$99.1M (−0.3%) vs. Q1 2026
- New holders
- 109
- 316 more added
- Sold out
- 103
- 379 more reduced
12 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Arch Capital Group Ltd.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Philo Smith Capital Corp | 286,070 | $27.8M | 7.54% | −1,500−0.5% | Reduced |
| Danske Bank A/S | 296,048 | $28.7M | 0.06% | −3,300−1.1% | Reduced |
| APG Asset Management N.V. | 341,720 | $29.0M | 0.07% | +48,664+16.6% | Added |
| Quantinno Capital Management LP | 301,733 | $29.3M | 0.04% | +53,098+21.4% | Added |
| State Board of Administration of Florida Retirement System | 304,546 | $29.6M | 0.05% | −8,820−2.8% | Reduced |
| Millennium Management LLC | 305,902 | $29.7M | 0.02% | −124,734−29.0% | Reduced |
| Gladstone Capital Management LLP | 306,665 | $29.8M | 2.94% | −175,557−36.4% | Reduced |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 306,700 | $29.8M | 0.14% | +19,700+6.9% | Added |
| Aviva PLC | 307,042 | $29.8M | 0.04% | −16,056−5.0% | Reduced |
| Arbejdsmarkedets Tillaegspension | 314,200 | $30.5M | 0.66% | +43,510+16.1% | Added |
| Standard Life Aberdeen plc | 315,799 | $30.7M | 0.04% | +30,926+10.9% | Added |
| Caisse de Depot Et Placement du Quebec | 330,400 | $32.1M | 0.05% | +330,400 | New |
| Confluence Investment Management LLC | 333,833 | $32.4M | 0.51% | −30,253−8.3% | Reduced |
| Alliancebernstein L.P. | 369,839 | $35.5M | 0.01% | −61,622−14.3% | Reduced |
| Champlain Investment Partners, LLC | 370,745 | $36.0M | 0.92% | −891,540−70.6% | Reduced |
| Commerce Bank | 372,974 | $36.2M | 0.16% | −18,627−4.8% | Reduced |
| New York State Common Retirement Fund | 386,488 | $37.5M | 0.05% | −281,960−42.2% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 385,850 | $38.4M | 0.06% | +264,866+218.9% | Added |
| Allianz Asset Management GmbH | 400,779 | $38.9M | 0.04% | +53,890+15.5% | Added |
| Susquehanna Fundamental Investments, LLC | 409,682 | $39.8M | 0.75% | +331,173+421.8% | Added |
| Man Group plc | 416,273 | $40.4M | 0.07% | −15,966−3.7% | Reduced |
| Anchor Capital Advisors LLC | 439,823 | $42.7M | 1.20% | −3,281−0.7% | Reduced |
| First Trust Advisors LP | 442,606 | $43.0M | 0.03% | −2,183,542−83.1% | Reduced |
| Smith Group Asset Management, LLC | 442,710 | $43.0M | 1.75% | +30,331+7.4% | Added |
| Russell Investments Group, Ltd. | 477,379 | $46.5M | 0.04% | −19,181−3.9% | Reduced |
| Storebrand Asset Management AS | 486,641 | $47.2M | 0.12% | +60,349+14.2% | Added |
| California State Teachers Retirement System | 491,428 | $47.7M | 0.04% | +18,095+3.8% | Added |
| Mariner, LLC | 493,580 | $47.9M | 0.05% | +281,074+132.3% | Added |
| Port Capital LLC | 496,956 | $48.2M | 1.97% | −11,696−2.3% | Reduced |
| Price T Rowe Associates Inc | 523,807 | $50.8M | 0.01% | +9,859+1.9% | Added |
| PFA Pension, Forsikringsaktieselskab | 525,283 | $51.0M | 0.13% | +223,108+73.8% | Added |
| KBC Group NV | 529,423 | $51.4M | 0.11% | +224,991+73.9% | Added |
| General American Investors Co Inc | 530,200 | $51.5M | 3.12% | 00.0% | Unchanged |
| Canada Pension Plan Investment Board | 534,416 | $51.9M | 0.03% | −76,551−12.5% | Reduced |
| Bank of Montreal | 537,813 | $52.2M | 0.02% | −17,572−3.2% | Reduced |
| Citigroup Inc | 593,549 | $57.6M | 0.03% | +155,169+35.4% | Added |
| Raymond James Financial Inc | 597,918 | $58.0M | 0.02% | +67,831+12.8% | Added |
| Rhumbline Advisers | 632,424 | $61.4M | 0.05% | −8,275−1.3% | Reduced |
| SG Americas Securities, LLC | 637,110 | $61.8M | 0.04% | +151,818+31.3% | Added |
| Davis Asset Management, L.P. | 650,000 | $63.1M | 1.60% | 00.0% | Unchanged |
| Treasurer of the State of North Carolina | 659,267 | $64.0M | 0.16% | +292,110+79.6% | Added |
| Vanguard Asset Management, Ltd | 681,091 | $66.1M | 0.04% | +68,110+11.1% | Added |
| Clearbridge Investments, LLC | 704,752 | $68.4M | 0.06% | +359,715+104.3% | Added |
| Ameriprise Financial Inc | 705,273 | $68.5M | 0.01% | −96,622−12.0% | Reduced |
| California Public Employees Retirement System | 713,917 | $69.3M | 0.04% | −120,365−14.4% | Reduced |
| National Pension Service | 719,128 | $69.8M | 0.05% | +24,546+3.5% | Added |
| Vanguard Global Advisers, LLC | 758,434 | $73.6M | 0.03% | −29,942−3.8% | Reduced |
| Two Sigma Investments, LP | 787,208 | $76.4M | 0.06% | −486,483−38.2% | Reduced |
| Capital International Investors | 804,728 | $78.1M | 0.02% | −547,234−40.5% | Reduced |
| Lord, Abbett & Co. LLC | 848,229 | $82.3M | 0.24% | −80,020−8.6% | Reduced |
| Stifel Financial Corp | 852,350 | $82.7M | 0.07% | −33,757−3.8% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 853,186 | $82.8M | 0.05% | +36,757+4.5% | Added |
| Jane Street Group, LLC | 932,724 | $90.5M | 0.06% | +696,609+295.0% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 934,282 | $90.7M | 0.05% | −23,364−2.4% | Reduced |
| Swiss National Bank | 979,800 | $95.1M | 0.05% | −84,400−7.9% | Reduced |
| Assetmark, Inc | 1,050,118 | $101.9M | 0.18% | +13,586+1.3% | Added |
| Maren Capital LLC | 1,057,571 | $102.6M | 4.76% | −121,299−10.3% | Reduced |
| BNP Paribas Arbitrage, SA | 1,109,264 | $107.7M | 0.06% | +326,272+41.7% | Added |
| Franklin Resources Inc | 1,123,099 | $109.0M | 0.02% | +61,671+5.8% | Added |
| Brown Advisory Inc | 1,153,081 | $111.9M | 0.17% | −9,397−0.8% | Reduced |
| Wells Fargo & Company | 1,165,234 | $113.1M | 0.02% | −24,936−2.1% | Reduced |
| Wellington Management Group LLP | 1,189,970 | $115.5M | 0.02% | +79,869+7.2% | Added |
| Barclays PLC | 1,210,288 | $117.5M | 0.04% | −152,493−11.2% | Reduced |
| Fiduciary Management Inc | 1,225,226 | $118.9M | 1.69% | −235,870−16.1% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 1,237,549 | $120.1M | 0.12% | −95,771−7.2% | Reduced |
| UBS Group AG | 1,350,323 | $131.1M | 0.02% | −575,987−29.9% | Reduced |
| AQR Capital Management LLC | 1,353,793 | $131.4M | 0.05% | −1,377,778−50.4% | Reduced |
| American Century Companies Inc | 1,364,898 | $132.5M | 0.06% | +425,472+45.3% | Added |
| Deutsche Bank AG | 1,439,416 | $139.7M | 0.04% | −579,128−28.7% | Reduced |
| HSBC Holdings PLC | 1,442,557 | $140.5M | 0.07% | +156,379+12.2% | Added |
| Bank of America Corp | 1,500,979 | $145.7M | 0.01% | −240,955−13.8% | Reduced |
| Thrivent Financial for Lutherans | 1,507,929 | $146.4M | 0.25% | +193,235+14.7% | Added |
| Brandes Investment Partners, LP | 1,518,218 | $147.4M | 1.03% | −254,154−14.3% | Reduced |
| FMR LLC | 1,582,311 | $153.6M | 0.01% | −129,180−7.5% | Reduced |
| Bank of New York Mellon Corp | 1,593,928 | $154.7M | 0.03% | −129,549−7.5% | Reduced |
| GQG Partners LLC | 1,717,256 | $166.7M | 0.31% | +71,230+4.3% | Added |
| Nuveen, LLC | 1,775,060 | $172.3M | 0.04% | −73,957−4.0% | Reduced |
| SEI Investments Co | 1,839,517 | $178.5M | 0.16% | +218,898+13.5% | Added |
| Swedbank AB | 1,888,385 | $183.3M | 0.16% | +3,782+0.2% | Added |
| Vanguard Fiduciary Trust Co | 1,940,803 | $188.4M | 0.04% | −54,812−2.7% | Reduced |
| Amundi | 2,002,764 | $194.4M | 0.05% | +43,455+2.2% | Added |
| Robeco Institutional Asset Management B.V. | 2,048,973 | $198.9M | 0.24% | +277,029+15.6% | Added |
| Boston Partners | 2,156,551 | $209.3M | 0.19% | +63,734+3.0% | Added |
| Charles Schwab Investment Management Inc | 2,177,713 | $211.4M | 0.03% | +27,922+1.3% | Added |
| Envestnet Asset Management Inc | 2,200,819 | $213.6M | 0.05% | −21,107−0.9% | Reduced |
| Cooke & Bieler LP | 2,219,448 | $215.4M | 2.49% | −18,794−0.8% | Reduced |
| Jones Financial Companies LLLP | 2,269,585 | $221.4M | 0.09% | +155,554+7.4% | Added |
| Natixis Advisors, L.P. | 2,451,945 | $238.0M | 0.27% | +120,408+5.2% | Added |
| High Ground Investment Management LLP | 2,612,372 | $253.6M | 22.27% | +818,515+45.6% | Added |
| Principal Financial Group Inc | 2,868,362 | $278.4M | 0.14% | −405,857−12.4% | Reduced |
| Polar Capital Holdings Plc | 2,980,000 | $289.2M | 0.82% | −320,000−9.7% | Reduced |
| Goldman Sachs Group Inc | 3,015,755 | $292.7M | 0.03% | +155,788+5.4% | Added |
| Legal & General Group Plc | 3,119,937 | $302.8M | 0.06% | −167,788−5.1% | Reduced |
| Marshfield Associates | 3,331,135 | $323.3M | 7.58% | +279,714+9.2% | Added |
| Royal Bank of Canada | 3,495,371 | $339.3M | 0.06% | −36,673−1.0% | Reduced |
| Madison Asset Management, LLC | 3,799,789 | $368.8M | 4.40% | −276,657−6.8% | Reduced |
| Allspring Global Investments Holdings, LLC | 4,139,902 | $408.0M | 0.63% | +508,208+14.0% | Added |
| Dimensional Fund Advisors LP | 4,218,184 | $409.5M | 0.07% | +44,299+1.1% | Added |
| Northern Trust Corp | 4,281,588 | $415.6M | 0.05% | −191,064−4.3% | Reduced |
| Morgan Stanley | 4,359,144 | $423.1M | 0.02% | +98,725+2.3% | Added |