Stocks surged, then plummeted as doubts about artificial intelligence trade re-emerged following Nvidia’s earnings. Nvidia’s revenue beat was strong, but the market took a sharp turn, leading to the S&P 500’s biggest intraday reversal since April. The Nasdaq Composite saw its biggest drop since November, raising concerns about future market performance.

Read more at Yahoo Finance: Stocks see biggest intraday selloff since April as Nvidia-inspired rebound falters. Here’s what investors need to know.