科创板收盘播报：科创综指跌2.23% 体外诊断和疫苗领域相关股涨幅靠前

Market Performance - The Sci-Tech 50 Index opened slightly higher on January 26 but experienced a significant drop after an initial rise, closing down by 1.35% at 1532.80 points with a total trading volume of approximately 108.9 billion yuan, a slight decrease from the previous trading day [1] - The Sci-Tech Comprehensive Index also opened slightly higher but fell sharply, closing down by 2.23% at 1857.50 points, with a total trading volume of about 344.9 billion yuan, which was an increase compared to the previous trading day [1] Stock Performance - Among the stocks listed on the Sci-Tech board, 109 stocks rose, accounting for approximately 18.17% of the total, while the majority experienced declines [1] - Notable gainers included Zhijiang Biology, Yike De, Ruihua Tai, and Jindike, which all reached a limit-up of around 20% [2] - In contrast, Xinke Mobile saw the largest decline, dropping by 18.15% [2] Trading Metrics - The average decline for the 600 stocks on the Sci-Tech board was 2.12%, with an average turnover rate of 4.20% and a total trading volume of 344.9 billion yuan, reflecting an average fluctuation of 5.96% [1] - Lanqi Technology had the highest trading volume at 11.289 billion yuan, while ST Pava recorded the lowest at 951.73 million yuan [3] - Yike De led in turnover rate at 30.41%, while Bairen Medical had the lowest turnover rate at 0.22% [4]