Tech Stocks Just Did Something That Should Only Happen Once Every 4 Million Years

The tech sector outperformed the S&P 500 by 29.7% over a 50-day period in spring 2026, a statistically rare 'six-sigma' event. This exceptional performance was driven by semiconductor and software stocks, particularly companies like Nvidia, AMD, and Broadcom. However, tech stocks have since pulled back from their highs, though many remain reasonably valued given strong AI infrastructure spending.