US Stocks Show Mixed Signals: AI Chip Deal Ignites Rally as Memory Sector Tumbles
US major indexes were mixed, with the S&P 500 edging up and the Nasdaq dipping. Individual stocks drove action: Intel's strong earnings contrasted with its stock decline, while a major Nvidia chip packaging deal fueled a partner's surge. The memory chip sector saw broad selling pressure, and American Express fell sharply post-earnings.
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