Joe Tigay walks us through today's Big 3, all of which have ties to the AI trade. He highlights Meta Platforms (META) as shares remain on the lower end of the stock's 52-week trading range. Joe also points to Caterpillar (CAT) becoming more correlated to the AI buildout story and Datadog (DDOG) as a key growth stock to watch in the tech sector. Charles Schwab's Ben Watson walks us through the key levels to watch in the stock charts.