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Livermore
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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.

Other share classesACGLNACGLO

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.

Institutional holdersQ2 2026: 912 institutions
Q1 2021: 422 institutionsQ2 2021: 404 institutionsQ3 2021: 424 institutionsQ4 2021: 461 institutionsQ1 2022: 508 institutionsQ2 2022: 503 institutionsQ3 2022: 487 institutionsQ4 2022: 579 institutionsQ1 2023: 624 institutionsQ2 2023: 670 institutionsQ3 2023: 688 institutionsQ4 2023: 766 institutionsQ1 2024: 802 institutionsQ2 2024: 806 institutionsQ3 2024: 852 institutionsQ4 2024: 845 institutionsQ1 2025: 852 institutionsQ2 2025: 855 institutionsQ3 2025: 846 institutionsQ4 2025: 923 institutionsQ1 2026: 918 institutionsQ2 2026: 912 institutions
Value heldQ2 2026: $30.3B
Q1 2021: $13.8BQ2 2021: $13.9BQ3 2021: $13.3BQ4 2021: $14.9BQ1 2022: $16.0BQ2 2022: $14.8BQ3 2022: $14.8BQ4 2022: $21.0BQ1 2023: $22.7BQ2 2023: $24.7BQ3 2023: $26.7BQ4 2023: $24.4BQ1 2024: $30.4BQ2 2024: $33.4BQ3 2024: $37.2BQ4 2024: $31.5BQ1 2025: $32.1BQ2 2025: $30.6BQ3 2025: $29.6BQ4 2025: $31.2BQ1 2026: $30.5BQ2 2026: $30.3B
Institutions holding ACGL and their total value by quarter
QuarterHoldersValue
Q2 2026912$30.3B
Q1 2026918$30.5B
Q4 2025923$31.2B
Q3 2025846$29.6B
Q2 2025855$30.6B
Q1 2025852$32.1B
Q4 2024845$31.5B
Q3 2024852$37.2B
Q2 2024806$33.4B
Q1 2024802$30.4B
Q4 2023766$24.4B
Q3 2023688$26.7B
Q2 2023670$24.7B
Q1 2023624$22.7B
Q4 2022579$21.0B
Q3 2022487$14.8B
Q2 2022503$14.8B
Q1 2022508$16.0B
Q4 2021461$14.9B
Q3 2021424$13.3B
Q2 2021404$13.9B
Q1 2021422$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.

Institutions holding ACGL in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Arrowstreet Capital, Limited Partnership4,493,790$436.2M0.19%+2,583,727+135.3%Added
Norges Bank4,675,717$453.8M0.05%+4,675,717New
Invesco Ltd.4,947,084$480.2M0.04%+887,704+21.9%Added
JPMorgan Chase & Co6,991,580$685.6M0.04%+209,933+3.1%Added
Geode Capital Management, LLC10,507,722$1.02B0.05%−78,549−0.7%Reduced
WCM Investment Management, LLC11,973,574$1.17B2.13%−628,838−5.0%Reduced
Vanguard Portfolio Management LLC14,527,363$1.41B0.06%−185,456−1.3%Reduced
Bamco Inc15,872,450$1.54B2.31%−837,309−5.0%Reduced
State Street Corp16,251,212$1.58B0.05%+4900.0%Added
Artisan Partners Limited Partnership21,595,895$2.10B3.42%−1,070,116−4.7%Reduced
Vanguard Capital Management LLC22,221,428$2.16B0.05%−391,181−1.7%Reduced
BlackRock, Inc.30,220,703$2.93B0.04%−1,133,501−3.6%Reduced
Egerton Capital (UK) LLP0$00.00%−1,116,922−100.0%Sold out
Clark Capital Management Group, Inc.0$00.00%−715,487−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−561,945−100.0%Sold out
Prana Capital Management, LP0$00.00%−169,465−100.0%Sold out
Tredje AP-fonden0$00.00%−149,453−100.0%Sold out
Spence Asset Management0$00.00%−89,741−100.0%Sold out
FFT Wealth Management LLC0$00.00%−62,068−100.0%Sold out
Wedge Capital Management L L P0$00.00%−54,381−100.0%Sold out
Connor, Clark & Lunn Investment Management Ltd.0$00.00%−47,060−100.0%Sold out
Lazard Asset Management LLC0$00.00%−28,431−100.0%Sold out
Ieq Capital, LLC0$00.00%−26,299−100.0%Sold out
Sustainable Insight Capital Management, LLC0$00.00%−25,976−100.0%Sold out
Munich Reinsurance Co Stock Corp in Munich0$00.00%−23,527−100.0%Sold out
Diversified Management Inc0$00.00%−20,937−100.0%Sold out
Lecap Asset Management Ltd0$00.00%−19,211−100.0%Sold out
Aware Super Pty Ltd as trustee of Aware Super0$00.00%−19,035−100.0%Sold out
ING Groep NV0$00.00%−16,235−100.0%Sold out
La Banque Postale Asset Management SA0$00.00%−14,874−100.0%Sold out
Knollwood Investment Advisory, LLC0$00.00%−14,350−100.0%Sold out
Pittenger & Anderson Inc0$00.00%−13,900−100.0%Sold out
EP Wealth Advisors, LLC0$00.00%−12,346−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−12,012−100.0%Sold out
Brevan Howard Capital Management LP0$00.00%−10,006−100.0%Sold out
Belpointe Asset Management LLC0$00.00%−9,693−100.0%Sold out
Fortis Capital Advisors, LLC0$00.00%−9,693−100.0%Sold out
Denali Advisors LLC0$00.00%−6,834−100.0%Sold out
S-Bank Fund Management Ltd0$00.00%−5,847−100.0%Sold out
Sivia Capital Partners, LLC0$00.00%−5,670−100.0%Sold out
Advisors Preferred, LLC0$00.00%−5,465−100.0%Sold out
Empirical Asset Management, LLC0$00.00%−5,188−100.0%Sold out
AssuredPartners Investment Advisors, LLC0$00.00%−4,698−100.0%Sold out
CBOE Vest Financial, LLC0$00.00%−4,475−100.0%Sold out
Cornerstone Investment Partners, LLC0$00.00%−4,002−100.0%Sold out
RMB Capital Management, LLC0$00.00%−4,000−100.0%Sold out
Simplex Trading, LLC0$00.00%−3,890−100.0%Sold out
GTS Securities LLC0$00.00%−3,778−100.0%Sold out
Buckingham Strategic Partners0$00.00%−3,672−100.0%Sold out
Commerzbank Aktiengesellschaft0$00.00%−3,458−100.0%Sold out
Fullerton Fund Management Co Ltd.0$00.00%−3,424−100.0%Sold out
Impact Capital Partners LLC0$00.00%−3,409−100.0%Sold out
Bridgefront Capital, LLC0$00.00%−3,366−100.0%Sold out
Mayflower Financial Advisors, LLC0$00.00%−3,359−100.0%Sold out
Sageworth Trust Co0$00.00%−3,337−100.0%Sold out
Meiji Yasuda Asset Management Co Ltd.0$00.00%−3,309−100.0%Sold out
Csenge Advisory Group0$00.00%−3,206−100.0%Sold out
Applied Finance Capital Management, LLC0$00.00%−3,139−100.0%Sold out
Beese Fulmer Investment Management, Inc.0$00.00%−3,100−100.0%Sold out
Mirabella Financial Services LLP0$00.00%−3,036−100.0%Sold out
Sowell Financial Services LLC0$00.00%−2,964−100.0%Sold out
Henderson Brothers Financial Partners, LLC0$00.00%−2,818−100.0%Sold out
Burney Co0$00.00%−2,503−100.0%Sold out
Patton Fund Management, Inc.0$00.00%−2,429−100.0%Sold out
Krilogy Financial LLC0$00.00%−2,351−100.0%Sold out
National Asset Management, Inc.0$00.00%−2,349−100.0%Sold out
Prime Capital Investment Advisors, LLC0$00.00%−2,280−100.0%Sold out
Fundamentun, LLC0$00.00%−2,180−100.0%Sold out
Avidian Wealth Solutions, LLC0$00.00%−2,159−100.0%Sold out
Marathon Strategic Advisors, LLC0$00.00%−2,155−100.0%Sold out
Ritholtz Wealth Management0$00.00%−2,143−100.0%Sold out
Leavell Investment Management, Inc.0$00.00%−2,092−100.0%Sold out
Root Financial Partners, LLC0$00.00%−1,687−100.0%Sold out
Advisory Services Network, LLC0$00.00%−1,580−100.0%Sold out
Curio Wealth, LLC0$00.00%−1,492−100.0%Sold out
Opal Wealth Advisors, LLC0$00.00%−845−100.0%Sold out
Richardson Financial Services Inc.0$00.00%−725−100.0%Sold out
Wall Street Financial Group, Inc.0$00.00%−531−100.0%Sold out
Channing Global Advisors, LLC0$00.00%−530−100.0%Sold out
Wealth Preservation Advisors, LLC0$00.00%−481−100.0%Sold out
Twin Peaks Wealth Advisors, LLC0$00.00%−274−100.0%Sold out
Wedbush Fund Advisers, LLC0$00.00%−176−100.0%Sold out
Swiss Re Ltd0$00.00%−173−100.0%Sold out
FWL Investment Management, LLC0$00.00%−156−100.0%Sold out
Annis Gardner Whiting Capital Advisors, LLC0$00.00%−147−100.0%Sold out
Sound Income Strategies, LLC0$00.00%−129−100.0%Sold out
Timothy G. Youngquist 2020 Irrevocable Trust0$00.00%−127−100.0%Sold out
Golden State Equity Partners0$00.00%−124−100.0%Sold out
Signature Equity Partners, LLC0$00.00%−122−100.0%Sold out
Legacy Wealth Managment, LLC0$00.00%−116−100.0%Sold out
Lloyd Advisory Services, LLC.0$00.00%−112−100.0%Sold out
Kingdom Financial Group LLC.0$00.00%−112−100.0%Sold out
Whipplewood Advisors, LLC0$00.00%−81−100.0%Sold out
Hager Investment Management Services, LLC0$00.00%−52−100.0%Sold out
Hilton Head Capital Partners, LLC0$00.00%−52−100.0%Sold out
Innovative Asset Advisors Group, LLC0$00.00%−43−100.0%Sold out
Quest 10 Wealth Builders, Inc.0$00.00%−37−100.0%Sold out
Richardson Capital Management LLC0$00.00%−36−100.0%Sold out
Chilton Capital Management LLC0$00.00%−33−100.0%Sold out
Vermillion Wealth Management, Inc.0$00.00%−24−100.0%Sold out