Micron Technology delivered a stunning earnings report that halted a three-day tech selloff and sent Nasdaq futures climbing. The memory chip maker exceeded analyst expectations for its May quarter while projecting revenue and profit above forecasts. Shares surged 14% in after-hours trading, providing relief to investors questioning whether the artificial intelligence boom could maintain its momentum.

The rally came after broad market declines rippled from South Korean chip makers through American fiber-optic providers. Micron's strong performance suggests demand for memory chips powering AI infrastructure remains robust despite investor concerns about supply chain bottlenecks and whether profits match the hype. The company's results directly contrasted with the week's earlier weakness affecting SK Hynix, Samsung, Nvidia, and Oracle.

Ron Albahary, chief investment officer at LNW, noted the volatility reflects a market highly dependent on specific narratives. This concentration of risk among AI-focused companies has tethered market outlooks to Federal Reserve policy, which appears more hawkish toward inflation than many expected.

Micron's earnings validate that the AI infrastructure buildout continues at breakneck speed, with hyperscalers still aggressively investing in data center capacity and memory requirements.