科创板收盘播报：科创综指涨1.29% 半导体股涨幅居前

Group 1 - The Sci-Tech 50 Index opened with a gain of 0.37% and closed at 1485.86 points, with a total trading volume of approximately 83.5 billion yuan, showing a significant increase compared to the previous trading day [1] - The Sci-Tech Comprehensive Index opened with a gain of 0.25% and closed at 1843.20 points, with a total trading volume of about 269.1 billion yuan, also showing a significant increase from the previous trading day [1] - On February 26, 356 stocks in the Sci-Tech Board rose, accounting for approximately 58.94%, with semiconductor stocks leading the gains [1] Group 2 - The average increase of 604 stocks on the Sci-Tech Board was 0.98%, with an average turnover rate of 3.12% and a total trading volume of approximately 269.1 billion yuan [1] - Individual stock performance included Yuean New Materials, Oulai New Materials, and Jepu Te, which all reached a limit-up of about 20%, while Qianyan Biology saw a decline of 8.61%, the largest drop [1] - In terms of trading volume, Hanwujing had the highest at 16.035 billion yuan, while ST Pava had the lowest at 783.94 million yuan [2]