Business

Chip stocks slump as AI selloff and Chinese memory rival rattle markets

Semiconductor shares including Micron and Intel lost roughly 12% over five days, while investors weighed AI financing worries and high borrowing costs. A Chinese memory chipmaker's announced progress has added pressure.

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What happened

A selloff in AI-linked and chip stocks has hit Wall Street, with Intel and Micron each losing about 12% over five days. Investors have been worried about AI financing, high borrowing costs, rising oil prices and CoreWeave's balance sheet. The latest pressure comes from ChangXin Memory Technologies, which says it has made key progress on a denser memory chip design.

Why it matters

The reports describe the chip sector's slide as a painful rout that has wiped billions of dollars off the world's biggest chip stocks. Concerns are also growing over competition from China threatening Micron's dominance.

Timeline

  1. Oct 16: U.S. stock markets declined significantly, with technology stocks hit hardest over concerns about AI financing, borrowing costs and oil prices.
  2. Oct 17, 2:53 PM ET: Intel and Micron shares ended the week as part of a historic bloodbath for the semiconductor sector, each losing roughly 12% over five days.
  3. Oct 18, 12:39 AM ET: ChangXin Memory Technologies said it had made key progress on a denser memory chip design, and the news knocked billions off the largest chip stocks over the past week.
  4. Oct 18, 4:05 PM ET: Micron reported that its memory deals are beginning to extend beyond 2030.

Coverage

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