By WSJ Staff

Asian semiconductor stocks tumbled on renewed fears of an artificial-intelligence bubble, tracking U.S. declines from Thursday. European chip shares fell too.

-- Shares in Samsung Electronics and SK Hynix-the two largest memory-chip makers- dropped more than 5%. The South Korean companies supply high-bandwidth memory products to Nvidia.

-- Taiwanese heavyweights TSMC and contract electronics maker Foxconn Technology, formally known as Hon Hai, both fell more than 4%.

-- In Japan, technology investment conglomerate SoftBank plunged more than 10%.

-- Semiconductor Manufacturing International, China's biggest contract chip maker, lost more than 6% in Hong Kong.

-- European chip stocks also fell. Shares of ASML dropped roughly 6% in the Netherlands, while STMicroelectronics, which supplies Apple and Tesla, lost less than 2% in Paris.

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(END) Dow Jones Newswires

November 21, 2025 05:06 ET (10:06 GMT)

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