Check out the companies that made headlines after the bell: Zions — Shares fell nearly 3% after the regional bank reported first-quarter net interest income of $662 million, below the $674.5 million expected by analysts surveyed by StreetAccount. However, Zions’ earnings per share were $1.56, beating the consensus estimate of $1.42, according to LSEG. Steel Dynamics — The steelmaker reported mixed first-quarter results, with gains of less than 1%. Revenue of $5.2 billion exceeded the $5.1 billion expected by analysts surveyed by LSEG. However, Steel Dynamics reported earnings of $2.78 per share, missing estimates of $2.79 per share by just a penny. The stock had risen 4.5% earlier in the day. Amazon — The e-commerce giant soared 3% after agreeing to invest up to $25 billion in Anthropic as part of an expanded deal to build AI infrastructure. This is on top of the $8 billion Amazon has already invested in the artificial intelligence startup in recent years. Meanwhile, Anthropic said in an announcement Monday that it is committed to spending more than $100 billion on Amazon Web Services technology over the next 10 years. Apple — The tech stock fell less than 1% in after-hours trading after Tim Cook announced he would step down as CEO on Sept. 1. Cook will assume the role of executive chairman, and will be replaced by insider John Ternas, who previously served as senior vice president of hardware engineering. Alaska Air Group — The company’s stock fell more than 1% after the airline lowered its 2026 outlook, citing uncertainty over fuel costs. In the first quarter, Alaska Airlines had revenue of $3.3 billion and an adjusted loss of $1.68 per share. Both numbers were lower than estimates. Analysts had expected the company to report a loss of $1.35 per share on revenue of $3.31 billion, according to LSEG. —CNBC’s Christina Cheddar Berk contributed reporting. Correction: An earlier version of this article incorrectly stated which companies had previously invested $8 billion in Anthropic. It was Amazon.
