Micron's stock plunged over 6% in pre-market trading, tumbling from around $900 to roughly $840. Investors are growing uneasy about the level of spending on AI infrastructure and whether it will translate into strong profits for chipmakers. This sell-off comes on the heels of a 2.25% drop the previous day, signaling a broader cooling of enthusiasm.

The semiconductor sector, which had been riding high on hopes for AI-driven growth, is suddenly under pressure. Companies like Nvidia and SK Hynix also saw their shares decline as doubts about the sustainability of AI-related capital investments began to surface. Micron is especially vulnerable because it depends heavily on high-bandwidth memory and DRAM products critical for AI servers.

Adding to the uncertainty is competition from China's ChangXin Memory Technologies, which recently made a notable stock market debut. CXMT's rise threatens Micron's market share by supporting China's push to reduce reliance on foreign memory chip producers, potentially intensifying rivalry with giants like Samsung and SK Hynix.

Despite the stock slide, Micron's recent financials paint a strong picture. The company posted a record fiscal Q3 revenue of $41.46 billion, nearly doubling the previous quarter and soaring from $9.3 billion last year. Net income also hit impressive highs, with GAAP earnings at $28.24 billion or $24.67 per diluted share. Future projections remain optimistic, with guidance pointing to around $50 billion in Q4 revenue fueled by tight supply conditions and ongoing AI demand.

Whether Micron's shares can recover hinges on the continued appetite for AI memory products. The company expects supply shortages to persist through 2027, but the market's appetite for AI hardware spending is clearly wavering. This tension between solid fundamentals and investor skepticism will shape Micron's near-term stock trajectory.

This article is for informational purposes and does not constitute financial advice.