April Rally for Stocks, Oil Jumps on U.S.-Iran Tensions, M&A Monday: Lilly's Cancer Drug Deal 4/20/26

Carl Quintanilla, Jim Cramer and David Faber drilled down on what to make of this month's big market rally after stocks hit record highs last week. Oil prices back on the rise after last week's double-digit decline, as the U.S.-Iran standoff over the Strait of Hormuz intensifies. M&A in the spotlight: Eli Lilly has agreed to buy cancer drug maker Kelonia Therapeutics for up to $7 billion, American Airlines rejects merger talks with United Airlines, QXO agrees to buy TopBuild in a $17 billion deal to create a building products giant. Also in focus: Google reportedly in talks with Marvell to build AI chips, software stocks' big rebound, the Meta layoffs picture, why Avis shares have soared more than 380% in a month. Squawk on the Street Disclaimer