科创综指涨1.49% 创下2022年8月19日以来收盘新高

Core Points - The Sci-Tech Innovation 50 Index opened slightly lower on August 13, 2025, but experienced a significant increase by the end of the trading day, closing at 1077.70 points with a gain of 0.74% and a trading volume of approximately 477 billion [1] - The overall Sci-Tech Innovation Index also saw an increase, closing at 1402.74 points with a rise of 1.49% and a total trading volume of about 1965 billion, marking a substantial increase compared to the previous trading day [1] - The closing point of the Sci-Tech Innovation 50 Index on August 13, 2025, surpassed its closing point of 1070.45 on July 29, 2025, setting a new high for the period [1] - The Sci-Tech Innovation Index reached a closing point higher than 1391.53 on April 7, 2023, achieving its highest closing since August 19, 2022 [1] Stock Performance - On August 13, 2025, nearly 70% of stocks on the Sci-Tech Board rose, with semiconductor and pharmaceutical stocks showing the highest gains [2] - The average increase for the remaining 588 stocks, excluding suspended stocks, was 1.43%, with an average turnover rate of 3.95% and a total trading volume of 1965.12 billion [2] - Notable performers included Zhongchuan Special Gas, Jinchengzi, Zhongyou Technology, and Shouyao Holdings, which all reached approximately 20% limit up [2] - The stock with the largest decline was Pinming Technology, which fell by 6.84% [2] Trading Volume - The stock with the highest trading volume was Cambrian, with 113.55 billion, while *ST Guandian had the lowest trading volume at 1.31171 million [3] Turnover Rate - Jinchengzi had the highest turnover rate at 34.57%, while Longteng Optoelectronics had the lowest at 0.22% [4]