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China's Shanghai Stock Exchange STAR Market index, which focuses on science and technology companies,

AI bubble — China's Shanghai Stock Exchange STAR Market index, which focuses on science and technology companies, plummets 40% in less than four months. [https://www.reuters.com/world/china/ch

Published October 27, 2026· Updated October 28, 2026·1 min read

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Context: AI bubble.

China's Shanghai Stock Exchange STAR Market index, which focuses on science and technology companies, plummets 40% in less than four months. [https://www.reuters.com/world/china/china-ai-bubble-has-already-burst-2026-10-26/ (Reuters)]

Event summary via Wikipedia Current Events (2026-10-27).