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Data Transparency

Current reading

  • CAPE: 41.52
  • As of: 2026-09-21
  • Index level used: 7,764.22
  • 10-year real earnings: 187.01
  • Earnings baseline month: 2026-06-01
  • Price source: fmp

Sources

  • Earnings, dividends, and historical prices — Robert J. Shiller, U.S. Stock Markets 1871-Present and CAPE Ratio (ie_data.xls), refreshed monthly.
  • Inflation — CPI for All Urban Consumers (CPIAUCSL), U.S. Bureau of Labor Statistics via FRED.
  • Current index level — see “price source” above.

Reconciliation

Our computed CAPE will differ slightly from other published figures depending on which index close and CPI vintage each source uses. Differences of a few tenths are normal. Differences of more than one point are a bug — please tell us.