By Joseph Adinolfi and Joy Wiltermuth

The AI boom just entered its biggest stress test yet. Here's why semiconductors may be the most important chart in the market.

(Bloomberg) -- A rotation that has seen Wall Street investors bail from high-profile chipmakers in favor of more economically sensitive industries picked up speed, driving the…

The benchmark reached the correction threshold in just 38 trading days, versus more than 100 sessions during its previous decline.