This chart shows how much the biggest companies in the S&P 500 are outperforming the rest. Every time this gap has hit around 20% in the past 40 years, it’s lined up with big market events — think the ’90s recession, the dot-com bubble, the GFC, and even 2020. Right now? We’re back near those same highs. Lykeshares

This chart shows how much the biggest companies in the S&P 500 are outperforming the rest.
Every time this gap has hit around 20% in the past 40 years, it’s lined up with big market events — think the ’90s recession, the dot-com bubble, the GFC, and even 2020.

Right now? We’re back near those same highs.