Equity Risk Premium Turns Negative for First Time Since 2002

The extra yield that investors demand for holding stocks instead of government debt has vanished, matching valuation milestones not seen in over two decades even as equity markets continue their climb.

The equity risk premium turned negative in late December for the first time since 2002, settling at negative 0.15 percentage point as rising bond yields converged with elevated stock valuations.

What Is the Equity Risk Premium?

The equity risk premium measures the excess return a stock market is expected to provide over a risk-free rate, typically represented by government bonds. When the premium is positive, investors are compensated for the added volatility and uncertainty of equities compared to guaranteed sovereign debt. When it narrows or turns negative, the expected return on stocks matches or falls below the yield on safe-haven assets.

This inversion occurs when corporate earnings yields align closely with fixed-income yields. The S&P 500 currently trades at roughly 22 times projected 2025 earnings, translating to an earnings yield of approximately 4.5%. With the 10-year U.S. Treasury bond yielding roughly 4.5%, the traditional cushion for holding equities has evaporated.

Historical Parallels and Market Risks

Market historians note that the last time the equity risk premium reached this territory was during the late-1990s dot-com boom. When the metric turned negative in 1996, it remained negative until the severe bear market of early 2000.

However, historical precedent also shows the challenge of timing market corrections based on this metric alone. Investors who exited equities when the premium first inverted in the mid-1990s missed substantial multi-year gains before the eventual peak.

Despite the compressed yield spread, retail and institutional demand for equities has remained resilient following consecutive years of strong market performance, leaving analysts divided over whether the compressed premium signals an imminent downturn or a prolonged period of high valuations supported by corporate earnings growth.