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American International market cap AIG

Share price times shares outstanding: what the whole company sells for, since 2009.

Today, Oct 23, 2026
$42.5B
Highest close in our data
$85.5B
Jul 2015

American International is worth $42.5B at the close on Oct 23, 2026, at $81.26 a share.

That is down 3% over the last year and down 16% over five years.

Its highest close in our data was $85.5B in Jul 2015.

Market cap over time

Open the interactive chart, with overlays and comparisons

Year by year

YearEnd of yearLowHighChange
2026 so far$42.5B$38.8B$45.5B−9%
2025$46.7B$41B$50.3B+2%
2024$45.5B$45.3B$53.5B−4%
2023$47.6B$34.8B$48B+1%
2022$47B$36.1B$52.5B−0%
2021$47.2B$32.3B$51.3B+45%
2020$32.6B$16.8B$46.5B−27%
2019$44.4B$35.5B$50B+30%
2018$34.2B$33.1B$58.1B−36%
2017$53.6B$53.1B$68.6B−20%
2016$67.1B$56.8B$71.1B−12%
2015$76.7B$68.4B$85.5B−3%
2014$79B$70.5B$80.5B+5%
2013$75.4B$51.8B$77.2B+48%
2012$51.1B$44.7B$65.4B+16%
2011$44.1B$5.4B$69.2B+539%
2010$6.9B$2.7B$6.9B+93%
2009$3.6B$3.4B$5.3Bn/a

Against its peers

Companies in Insurance - Diversified nearest American International's size, closest first, today.

CompanyMarket cap
AIGAmerican International$42.5B
HIGHartford Insurance$37B
ACGLArch Capital$34.7B
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 American International

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