Shenzhen Stock Exchange Outlook (Dec 21, 2025): ChiNext Resilience, Index Reshuffle Toward AI, and 2026 Forecasts Investors Are Watching
The Shenzhen Component Index closed at 13,140.21 and the ChiNext Index at 3,122.24 on Friday, December 19, with combined Shanghai-Shenzhen turnover reaching 1.73 trillion yuan. Key Shenzhen indices underwent constituent changes effective December 15, reshaping benchmarks as the exchange enters the final trading week of 2025. Tech and AI-linked shares remained active amid flat weekly performance.