A gauge of semiconductor stocks sank 4.3% Thursday, dragging the Nasdaq 100 down over 1%, even as broader corporate earnings pointed to resilience. Here's why chipmakers got left behind.
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While most of Corporate America's profit machine kept humming this week, chipmakers were left conspicuously behind. A broad gauge of semiconductor firms sank 4.3% on Thursday, dragging the tech-heavy Nasdaq 100 down more than 1%, even as most individual S&P 500 components actually finished the day higher.
A selloff that stood apart from the broader market
The disconnect was striking: while the S&P 500 was little changed and most of its constituents gained ground, the semiconductor sector alone dragged the index lower. This came in a week where a drop in oil prices and continued strength in earnings should have been broadly supportive for equities — underscoring just how isolated the pressure on chip stocks has become.
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AI spending anxiety still lingers
The pullback comes despite an active earnings season that has, on balance, shown resilient demand for AI infrastructure. The tension driving the sector lower isn't about whether AI demand is real — it's about whether the enormous capital expenditure megacaps are pouring into AI buildouts will translate into durable profits, a question that has repeatedly rattled chip investors this earnings season.
Not every chip name suffered equally
The selloff wasn't uniform across the sector. Some memory-chip names have shown relative resilience even as broader semiconductor sentiment soured, reflecting how fractured investor conviction has become — rewarding companies seen as direct AI infrastructure beneficiaries while punishing others caught in the crossfire of valuation concerns.
What could turn sentiment around
- Upcoming megacap earnings from Microsoft and Meta next week, which could either validate or challenge the AI-spending thesis
- Stabilizing oil prices, which have already started easing broader inflation-related pressure on valuations
- The Fed's rate decision, since chip stocks are especially sensitive to shifts in the discount-rate outlook
Bottom line
Even in a week where corporate earnings broadly reassured investors, semiconductor stocks told a different story — one still dominated by unresolved questions about the payoff from massive AI capital spending. Whether next week's Big Tech earnings can settle that debate remains the sector's most important catalyst.
This post is based on reporting from Bloomberg and Charles Schwab as of July 23-24, 2026. This content is for informational purposes only and does not constitute investment advice.
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