Apple set to lose nearly $500B in value after weak forecast, potentially ceding crown to Nvidia

Apple just delivered a quarter that most companies would frame and hang on the wall. Revenue beat estimates. Earnings per share cleared the bar. iPhone sales were strong. And yet, shares cratered nearly 10% in after-hours trading on July 31, threatening to erase roughly $500 billion in market capitalization. The culprit: a fourth-quarter revenue growth forecast of 9% to 11%, which landed below Wall Street’s consensus expectation of approximately 12%. In a market that rewards perfection and punishes everything else, “pretty good” might as well be a profit warning. Strong quarter, weak outlook Apple’s Q3 fiscal 2026 results, reported on July 30, painted a picture of a company still firing on most cylinders. Both revenue and earnings per share exceeded what analysts had penciled in, with iPhone sales doing the heavy lifting. But earnings calls are a two-act play, and Act Two is always about guidance. CEO Tim Cook pointed to an “increasing impact” from memory shortages as a key constraint on near-term performance. The shortages stem from a now-familiar dynamic: AI data centers are hoovering up memory chips at a pace that’s squeezing supply for everyone else, including the world’s large...