沪指12连阳

Market Overview - The A-share market opened strongly in 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 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] Sector Performance - The brain-computer interface sector was the top performer, with over thirty constituent stocks hitting the daily limit, including Sanbo Brain Science, Meihao Medical, and Innovation Medical [1] - The insurance sector saw significant gains, with New China Life Insurance and China Pacific Insurance reaching new historical highs [1] - The commercial aerospace sector remained active, with companies like Reco Defense achieving four consecutive limit-ups and China Satellite Communications hitting three limit-ups in five days [1] - The semiconductor industry chain showed strength, with stocks like Yaxiang Integration and Shenghui Integration also hitting the daily limit [1] - The AI application sector was notably active, with BlueFocus Media achieving two consecutive limit-ups [1] Declines - The Hainan Free Trade Zone concept experienced a collective decline, with Hainan Development hitting the daily limit down [2]