According to MarketWatch analysis, over the seven trading days through June 25, the Dow Jones Industrial Average rose 0.5% while the Nasdaq Composite Index fell 5.0%, creating a 5.5 percentage point performance divergence. Such extreme gaps occur less than 1% of the time since the Nasdaq's inception in 1971, typically preceding market peaks.
Historically, when the Dow and Nasdaq show similar divergence levels, there is a 66.9% probability the market enters a bear market within three months, significantly higher than the baseline 24.8% frequency of U.S. bear markets since 1971.