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Arch Capital market cap ACGL

Share price times shares outstanding: what the whole company sells for, since 2010.

Today, Oct 23, 2026
$34.7B
Highest close in our data
$43.2B
Oct 2024

Arch Capital is worth $34.7B at the close on Oct 23, 2026, at $101.69 a share.

That is up 7% over the last year and up 110% over five years.

Its highest close in our data was $43.2B in Oct 2024.

Market cap over time

Open the interactive chart, with overlays and comparisons

Year by year

YearEnd of yearLowHighChange
2026 so far$34.7B$31.2B$36.6B−0%
2025$34.8B$32.2B$35.9B+0%
2024$34.7B$28.7B$43.2B+25%
2023$27.7B$22.7B$32.3B+19%
2022$23.2B$15.9B$23.4B+35%
2021$17.2B$12.8B$17.2B+17%
2020$14.6B$9.3B$19.3B−15%
2019$17.2B$10.7B$17.3B+62%
2018$10.7B$10.3B$12.5B−10%
2017$11.9B$10.6B$13.4B+12%
2016$10.6B$8B$10.7B+24%
2015$8.5B$7.5B$9.5B+12%
2014$7.7B$7B$7.8B−2%
2013$7.8B$6.1B$7.9B+32%
2012$5.9B$4.9B$6.2B+19%
2011$5B$4B$5B+16%
2010$4.3B$3.8B$4.5Bn/a

Against its peers

Companies in Insurance - Diversified nearest Arch Capital's size, closest first, today.

CompanyMarket cap
ACGLArch Capital$34.7B
HIGHartford Insurance$37B
AIGAmerican International$42.5B
AIZAssurant$14B
FNFFidelity National Financial$10.8B
FAFFirst American Financial$6.6B
Peer median$14B

What the market cap tells you

Share price times shares outstanding: what the whole company sells for today.

Size, not quality. Large caps move slower and are covered more. That is all it tells you.

More on Arch Capital

Valuation data, not investment advice. Prices as of . Reported figures come from the company's filings with the SEC.