开门红！沪指12连阳重返4000点，两市成交额突破2.5万亿

Market Overview - The market opened positively on January 5, 2026, with the ChiNext Index leading the gains, and the Shanghai Composite Index returning above 4000 points, marking a twelve-day consecutive rise [1] - The Shanghai Composite Index increased by 1.38%, the Shenzhen Component Index rose by 2.24%, and the ChiNext Index surged by 2.85% [1][2] - The total trading volume in the Shanghai and Shenzhen markets reached 2.55 trillion yuan, an increase of 501.1 billion yuan compared to the previous trading day [1][5] Index Performance - Shanghai Composite Index closed at 4023.42, with a rise of 1.38% and 1772 gainers against 501 losers [2] - Shenzhen Component Index closed at 13828.63, up by 2.24%, with 2237 stocks rising and 628 falling [2] - ChiNext Index ended at 3294.55, increasing by 2.85%, with 1136 stocks gaining and 239 losing [2] Market Activity - Over 4100 stocks in the market experienced gains, with 127 stocks hitting the daily limit up [2][4] - Key sectors showing strong performance included brain-computer interface concepts, insurance, commercial aerospace, semiconductor industry, and AI applications [2] - Notable stocks included Sanbo Brain Science, Meihao Medical, and Innovation Medical, all hitting the daily limit up [2] Sector Highlights - The brain-computer interface sector led the market, with over thirty stocks reaching the daily limit up [2] - The insurance sector saw significant gains, with Xinhua Insurance and China Pacific Insurance reaching new historical highs [2] - The commercial aerospace sector remained active, with stocks like Reco Defense and China Satellite Communications showing strong performance [2] Trading Statistics - The limit-up rate was recorded at 81%, with a high opening rate of 56% and a profit rate of 67% [6] - The market saw 4185 stocks rising, 1168 stocks falling, and 12 stocks suspended [4]