科创板收盘播报：科创50指数涨0.9% 半导体股继续领涨

Market Performance - The Sci-Tech 50 Index opened slightly lower on September 12, quickly rose by approximately 2.47%, then gradually narrowed its gains, closing at 1338.02 points with a rise of 0.90% and a total trading volume of about 115.8 billion yuan [1] - The Sci-Tech Comprehensive Index also opened slightly lower, significantly rose before fluctuating, and closed at 1607.12 points with a gain of 0.67%, total trading volume reached approximately 286.6 billion yuan, showing an increase compared to the previous trading day [1] - Nearly 60% of stocks on the Sci-Tech Board closed lower on the same day, with semiconductor stocks leading the gains influenced by the strong performance of Chip Origin Co., Ltd. [1] Weekly Performance - For the week from September 8 to September 12, the Sci-Tech 50 Index increased by 5.48%, while the Sci-Tech Comprehensive Index rose by 4.07%, with the latter reaching a new high for the phase [1] Stock Performance - Chip Origin Co., Ltd. and Jingzhida both hit the daily limit with a 20% increase, while Anbotong experienced the largest decline at 9.30% [2] - Cambrian's trading volume was the highest at 28.695 billion yuan, while *ST Guandian had the lowest trading volume at 688.10 million yuan [3] - Lianyun Technology had the highest turnover rate at 18.95%, while Longteng Optoelectronics had the lowest turnover rate at 0.22% [4]