Business · Markets · 1 hr ago
Japan’s Nikkei extends losses, falling more than 4% amid AI and chip concerns
Japan’s Nikkei stock index fell more than 4%.
The fall extended its losses.
The update linked the market decline to concerns about AI and chips.
It did not explain which issues in those sectors worried markets.
It gave no indication of how long the decline might continue.
No further developments or next steps were reported.
Japan’s Nikkei stock average fell more than 4 percent on Thursday morning amid concerns about the profitability of AI and semiconductor-related companies.
At 10:40 a.m., the index was down 2,828.75 points, or 4.18 percent, at 64,915.54.
The broader Topix index fell 86.30 points, or 2.11 percent, to 4,010.48.
Selling in AI- and chip-related shares followed a plunge in bonds issued by U.S. data center operator CoreWeave, dealers said.
Expectations of a U.S. Federal Reserve rate hike in October and persistent inflation concerns also weighed on sentiment.
- Who
- Japan’s Nikkei stock average and broader Topix index fell.
- What
- The Nikkei dropped more than 4 percent amid concerns about AI and semiconductor company profitability.
- When
- Thursday morning, October 15, 2026. The Nikkei’s level was reported at 10:40 a.m.
- Where
- Japan.
- Why
- Concerns about AI and semiconductor company profitability, a plunge in CoreWeave bonds, and inflation and interest-rate concerns weighed on sentiment.
This story does not have two clearly opposing sides.
September U.S. consumer price index data showed stronger-than-expected inflation, and the Federal Reserve Beige Book highlighted persistent inflationary pressures.
Bonds issued by U.S. data center operator CoreWeave plunged, prompting selling in AI- and chip-related shares, dealers said.
The Nikkei extended its losses, falling 4.18 percent from Wednesday by 10:40 a.m.
- Nikkei at 10:40 a.m.
- 64,915.54
- Nikkei change
- Down 2,828.75 points, or 4.18 percent, from Wednesday
- Topix at 10:40 a.m.
- 4,010.48
- Topix change
- Down 86.30 points, or 2.11 percent
- Bond issuer
- CoreWeave Inc., a major U.S. data center operator