Qualcomm Leads Chip Sector Rout After Inflation Data Sparks Risk-Off Selloff

CNBC reported Tuesday that chip stocks pullback pressure sent Qualcomm down sharply, snapping a broad AI-fueled rally that had lifted the semiconductor sector to all-time highs.

Qualcomm Leads a Sector-Wide Selloff

Qualcomm shed roughly 13% on the session, marking its steepest single-day loss since 2020. Intel fell approximately 8%, while On Semiconductor and Skyworks Solutions each lost more than 6%. The iShares Semiconductor ETF dropped around 5% on the day.

Memory chipmakers were also caught in the downdraft. Micron Technology slid about 6%, and Sandisk tumbled nearly 8%. That Sandisk decline is notable given the stock had climbed more than sixfold since January.

Inflation Data Flips the Market Mood

The catalyst was a hotter-than-expected consumer inflation reading released Tuesday morning. Rising oil prices, linked to escalating tensions involving Iran, compounded the negative sentiment. Together, the data pushed investors into a defensive posture and triggered broad selling in growth-sensitive sectors.

Background: The AI Trade Had Been Widening

For much of the past two years, Nvidia essentially carried the semiconductor sector on its own. Its graphics processing units became the backbone of large language model training, and its outperformance was singular. But more recently, the narrative has shifted.

Investors began rotating toward companies making central processing units and memory chips. The thesis centers on the next phase of AI development, specifically the move from model training toward agentic AI systems that take autonomous actions. That transition is seen as generating broader hardware demand across the chip supply chain. Memory chipmakers in particular have benefited from a supply shortage that has allowed them to raise prices.

That broadening trade drove the sector to records before Tuesday’s reversal.

One Bad Day Does Not Erase the Trend

Despite Tuesday’s losses, the structural case for wider AI chip demand has not materially changed. Analysts note that a single inflation print, while disruptive, does not alter the longer-term investment in AI infrastructure. The question is whether the risk-off mood persists or proves short-lived.

For Qualcomm, the session was a sharp reminder that even strong thematic momentum cannot fully insulate high-growth names from macro shocks when inflation surprises to the upside.

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