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, 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
- 313.0M
- −4.84M (−1.5%) vs. Q1 2026
- Total value
- $31.6B
- +$1.09B (+3.6%) vs. Q1 2026
- New holders
- 109
- 317 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 | $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, 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 |
|---|---|---|---|---|---|
| BlackRock, Inc. | 30,220,703 | $2.93B | 0.04% | −1,133,501−3.6% | Reduced |
| Vanguard Capital Management LLC | 22,221,428 | $2.16B | 0.05% | −391,181−1.7% | Reduced |
| Artisan Partners Limited Partnership | 21,595,895 | $2.10B | 3.42% | −1,070,116−4.7% | Reduced |
| State Street Corp | 16,251,212 | $1.58B | 0.05% | +4900.0% | Added |
| Bamco Inc | 15,872,450 | $1.54B | 2.31% | −837,309−5.0% | Reduced |
| Vanguard Portfolio Management LLC | 14,527,363 | $1.41B | 0.06% | −185,456−1.3% | Reduced |
| WCM Investment Management, LLC | 11,973,574 | $1.17B | 2.13% | −628,838−5.0% | Reduced |
| Banque Cantonale Vaudoise | 11,913 | $1.16B | 0.16% | −24,806−67.6% | Reduced |
| Geode Capital Management, LLC | 10,507,722 | $1.02B | 0.05% | −78,549−0.7% | Reduced |
| JPMorgan Chase & Co | 6,991,580 | $685.6M | 0.04% | +209,933+3.1% | Added |
| Invesco Ltd. | 4,947,084 | $480.2M | 0.04% | +887,704+21.9% | Added |
| Norges Bank | 4,675,717 | $453.8M | 0.05% | +4,675,717 | New |
| Arrowstreet Capital, Limited Partnership | 4,493,790 | $436.2M | 0.19% | +2,583,727+135.3% | Added |
| Morgan Stanley | 4,359,144 | $423.1M | 0.02% | +98,725+2.3% | Added |
| Northern Trust Corp | 4,281,588 | $415.6M | 0.05% | −191,064−4.3% | Reduced |
| Dimensional Fund Advisors LP | 4,218,184 | $409.5M | 0.07% | +44,299+1.1% | Added |
| Allspring Global Investments Holdings, LLC | 4,139,902 | $408.0M | 0.63% | +508,208+14.0% | Added |
| Madison Asset Management, LLC | 3,799,789 | $368.8M | 4.40% | −276,657−6.8% | Reduced |
| Royal Bank of Canada | 3,495,371 | $339.3M | 0.06% | −36,673−1.0% | Reduced |
| Marshfield Associates | 3,331,135 | $323.3M | 7.58% | +279,714+9.2% | Added |
| Legal & General Group Plc | 3,119,937 | $302.8M | 0.06% | −167,788−5.1% | Reduced |
| Goldman Sachs Group Inc | 3,015,755 | $292.7M | 0.03% | +155,788+5.4% | Added |
| Polar Capital Holdings Plc | 2,980,000 | $289.2M | 0.82% | −320,000−9.7% | Reduced |
| Principal Financial Group Inc | 2,868,362 | $278.4M | 0.14% | −405,857−12.4% | Reduced |
| High Ground Investment Management LLP | 2,612,372 | $253.6M | 22.27% | +818,515+45.6% | Added |
| Natixis Advisors, L.P. | 2,451,945 | $238.0M | 0.27% | +120,408+5.2% | Added |
| Jones Financial Companies LLLP | 2,269,585 | $221.4M | 0.09% | +155,554+7.4% | Added |
| Cooke & Bieler LP | 2,219,448 | $215.4M | 2.49% | −18,794−0.8% | Reduced |
| Envestnet Asset Management Inc | 2,200,819 | $213.6M | 0.05% | −21,107−0.9% | Reduced |
| Charles Schwab Investment Management Inc | 2,177,713 | $211.4M | 0.03% | +27,922+1.3% | Added |
| Boston Partners | 2,156,551 | $209.3M | 0.19% | +63,734+3.0% | Added |
| Robeco Institutional Asset Management B.V. | 2,048,973 | $198.9M | 0.24% | +277,029+15.6% | Added |
| Amundi | 2,002,764 | $194.4M | 0.05% | +43,455+2.2% | Added |
| Vanguard Fiduciary Trust Co | 1,940,803 | $188.4M | 0.04% | −54,812−2.7% | Reduced |
| Swedbank AB | 1,888,385 | $183.3M | 0.16% | +3,782+0.2% | Added |
| SEI Investments Co | 1,839,517 | $178.5M | 0.16% | +218,898+13.5% | Added |
| Nuveen, LLC | 1,775,060 | $172.3M | 0.04% | −73,957−4.0% | Reduced |
| GQG Partners LLC | 1,717,256 | $166.7M | 0.31% | +71,230+4.3% | Added |
| Bank of New York Mellon Corp | 1,593,928 | $154.7M | 0.03% | −129,549−7.5% | Reduced |
| FMR LLC | 1,582,311 | $153.6M | 0.01% | −129,180−7.5% | Reduced |
| Brandes Investment Partners, LP | 1,518,218 | $147.4M | 1.03% | −254,154−14.3% | Reduced |
| Thrivent Financial for Lutherans | 1,507,929 | $146.4M | 0.25% | +193,235+14.7% | Added |
| Bank of America Corp | 1,500,979 | $145.7M | 0.01% | −240,955−13.8% | Reduced |
| HSBC Holdings PLC | 1,442,557 | $140.5M | 0.07% | +156,379+12.2% | Added |
| Deutsche Bank AG | 1,439,416 | $139.7M | 0.04% | −579,128−28.7% | Reduced |
| American Century Companies Inc | 1,364,898 | $132.5M | 0.06% | +425,472+45.3% | Added |
| AQR Capital Management LLC | 1,353,793 | $131.4M | 0.05% | −1,377,778−50.4% | Reduced |
| UBS Group AG | 1,350,323 | $131.1M | 0.02% | −575,987−29.9% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 1,237,549 | $120.1M | 0.12% | −95,771−7.2% | Reduced |
| Fiduciary Management Inc | 1,225,226 | $118.9M | 1.69% | −235,870−16.1% | Reduced |
| Barclays PLC | 1,210,288 | $117.5M | 0.04% | −152,493−11.2% | Reduced |
| Wellington Management Group LLP | 1,189,970 | $115.5M | 0.02% | +79,869+7.2% | Added |
| Wells Fargo & Company | 1,165,234 | $113.1M | 0.02% | −24,936−2.1% | Reduced |
| Brown Advisory Inc | 1,153,081 | $111.9M | 0.17% | −9,397−0.8% | Reduced |
| Franklin Resources Inc | 1,123,099 | $109.0M | 0.02% | +61,671+5.8% | Added |
| BNP Paribas Arbitrage, SA | 1,109,264 | $107.7M | 0.06% | +326,272+41.7% | Added |
| Maren Capital LLC | 1,057,571 | $102.6M | 4.76% | −121,299−10.3% | Reduced |
| Assetmark, Inc | 1,050,118 | $101.9M | 0.18% | +13,586+1.3% | Added |
| Swiss National Bank | 979,800 | $95.1M | 0.05% | −84,400−7.9% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 934,282 | $90.7M | 0.05% | −23,364−2.4% | Reduced |
| Jane Street Group, LLC | 932,724 | $90.5M | 0.06% | +696,609+295.0% | Added |
| Anchor Capital Advisors LLC | 879,646 | $85.4M | 1.20% | +436,542+98.5% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 853,186 | $82.8M | 0.05% | +36,757+4.5% | Added |
| Stifel Financial Corp | 852,350 | $82.7M | 0.07% | −33,757−3.8% | Reduced |
| Lord, Abbett & Co. LLC | 848,229 | $82.3M | 0.24% | −80,020−8.6% | Reduced |
| Capital International Investors | 804,728 | $78.1M | 0.02% | −547,234−40.5% | Reduced |
| Two Sigma Investments, LP | 787,208 | $76.4M | 0.06% | −486,483−38.2% | Reduced |
| Vanguard Global Advisers, LLC | 758,434 | $73.6M | 0.03% | −29,942−3.8% | Reduced |
| National Pension Service | 719,128 | $69.8M | 0.05% | +24,546+3.5% | Added |
| California Public Employees Retirement System | 713,917 | $69.3M | 0.04% | −120,365−14.4% | Reduced |
| Ameriprise Financial Inc | 705,273 | $68.5M | 0.01% | −96,622−12.0% | Reduced |
| Clearbridge Investments, LLC | 704,752 | $68.4M | 0.06% | +359,715+104.3% | Added |
| Vanguard Asset Management, Ltd | 681,091 | $66.1M | 0.04% | +68,110+11.1% | Added |
| Treasurer of the State of North Carolina | 659,267 | $64.0M | 0.16% | +292,110+79.6% | Added |
| Davis Asset Management, L.P. | 650,000 | $63.1M | 1.60% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 637,110 | $61.8M | 0.04% | +151,818+31.3% | Added |
| Rhumbline Advisers | 632,424 | $61.4M | 0.05% | −8,275−1.3% | Reduced |
| Raymond James Financial Inc | 597,918 | $58.0M | 0.02% | +67,831+12.8% | Added |
| Citigroup Inc | 593,549 | $57.6M | 0.03% | +155,169+35.4% | Added |
| Bank of Montreal | 537,813 | $52.2M | 0.02% | −17,572−3.2% | Reduced |
| Canada Pension Plan Investment Board | 534,416 | $51.9M | 0.03% | −76,551−12.5% | Reduced |
| General American Investors Co Inc | 530,200 | $51.5M | 3.12% | 00.0% | Unchanged |
| KBC Group NV | 529,423 | $51.4M | 0.11% | +224,991+73.9% | Added |
| PFA Pension, Forsikringsaktieselskab | 525,283 | $51.0M | 0.13% | +223,108+73.8% | Added |
| Price T Rowe Associates Inc | 523,807 | $50.8M | 0.01% | +9,859+1.9% | Added |
| Port Capital LLC | 496,956 | $48.2M | 1.97% | −11,696−2.3% | Reduced |
| Mariner, LLC | 493,580 | $47.9M | 0.05% | +281,074+132.3% | Added |
| California State Teachers Retirement System | 491,428 | $47.7M | 0.04% | +18,095+3.8% | Added |
| Storebrand Asset Management AS | 486,641 | $47.2M | 0.12% | +60,349+14.2% | Added |
| Russell Investments Group, Ltd. | 477,379 | $46.5M | 0.04% | −19,181−3.9% | Reduced |
| Smith Group Asset Management, LLC | 442,710 | $43.0M | 1.75% | +30,331+7.4% | Added |
| First Trust Advisors LP | 442,606 | $43.0M | 0.03% | −2,183,542−83.1% | Reduced |
| Man Group plc | 416,273 | $40.4M | 0.07% | −15,966−3.7% | Reduced |
| Susquehanna Fundamental Investments, LLC | 409,682 | $39.8M | 0.75% | +331,173+421.8% | Added |
| Allianz Asset Management GmbH | 400,779 | $38.9M | 0.04% | +53,890+15.5% | Added |
| Wealth Enhancement Advisory Services, LLC | 385,850 | $38.4M | 0.06% | +264,866+218.9% | Added |
| New York State Common Retirement Fund | 386,488 | $37.5M | 0.05% | −281,960−42.2% | Reduced |
| Commerce Bank | 372,974 | $36.2M | 0.16% | −18,627−4.8% | Reduced |
| Champlain Investment Partners, LLC | 370,745 | $36.0M | 0.92% | −891,540−70.6% | Reduced |
| Alliancebernstein L.P. | 369,839 | $35.5M | 0.01% | −61,622−14.3% | Reduced |