The AI stock rally that boosted the market on Monday lost momentum. The S&P 500 was down 0.4%, the Dow dropped 226 points (0.4%), and the Nasdaq Composite fell 0.3%. AI stocks surged after IBM’s $11 billion deal to acquire Confluent, but dipped later in the morning.

Read more at Barron’s: Nasdaq Turns Lower as AI Rally Loses Steam