A股三大股指集体收涨 创业板指涨近3%

Market Performance - The three major A-share indices collectively rose, with the Shanghai Composite Index increasing by 1.41% to 4123.09 points, the Shenzhen Component Index rising by 2.17% to 14208.44 points, and the ChiNext Index gaining 2.98% to 3332.77 points [1][2] - Over 4600 stocks in the market experienced gains, with a total trading volume of approximately 2.27 trillion yuan, an increase of 106.7 billion yuan compared to the previous trading day [2][3] Sector Performance - The sectors that saw the highest gains included communication equipment, internet, and cultural media [3] - Notable concept sectors included communication gold stocks, optical modules (CPO), and optical communication, which performed exceptionally well [3] Market Trends - According to a report by China Galaxy Securities, there is a significant "calendar effect" in the A-share market around the Spring Festival. Historical patterns from 2016 to 2025 indicate that prior to the festival, funds tend to favor high-dividend, consumer, and defensive sectors, leading to a dominant performance of large-cap stocks [3]