Nasdaq leads Wall Street gains as SpaceX, Super Micro boost AI sentiment

Nasdaq outperformed the broader US market on the session, with gains attributed to strength in SpaceX-linked and Super Micro Computer shares that lifted sentiment toward artificial intelligence-related equities. The move reflects a risk-appetite channel in which investors rotate into high-beta growth names when they perceive a durable earnings tailwind from AI infrastructure spending, concentrating flows into the megacap and semiconductor-adjacent segments of the Nasdaq 100 (NDX). Super Micro, a server hardware supplier dependent on AI data-center build-outs, is the most directly exposed name, while the S&P 500 (SP500) carries a smaller weighting in these stocks, so its gains are more muted. Traders should watch the next round of hyperscaler capital expenditure guidance and upcoming US consumer price index data, since any inflation surprise could shift rate expectations and compress the valuation premium currently supporting growth-heavy indices.

The Nasdaq-100 (NDX) is the US large-cap tech benchmark. NDX is more sensitive to rate decisions than SPX because of longer-duration cash flows, and heavily concentrated in Tech/Comms names — mega-cap earnings season dominates price action.

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