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Total US Stock Market Capitalization (2026)

$58.4T
Total market cap of all US public equities
Summary

Total US public equity market capitalization is approximately $58.4 trillion in 2026 — about 200% of US GDP. The S&P 500 alone represents $52T (roughly 90% of total). The 10 largest companies (Apple, Microsoft, Nvidia, Alphabet, Amazon, Meta, Tesla, Berkshire, JPMorgan, Eli Lilly) account for ~33% of the S&P 500's value.

Breakdown

Total US public market cap$58.4T
S&P 500 market cap$52T
Top 10 stocks share of S&P33%
US market vs world market~60%
Market cap / GDP200%
Source
S&P Dow Jones Indices / SIFMA· As of 2026-Q1

Related stats

S&P 500 Historical Return

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S&P 500 Historical ReturnAverage Investor ReturnUS Inflation RateBest and Worst S&P 500 Years on RecordFederal Funds RateUS Treasury Yields
All Pulsafi stats are sourced from primary government data and major financial institutions. Read the full methodology and data-sources page.