Zheng Xing Xing Ye Ri Bao·2025-09-17 08:42Market Overview - On September 17, the semiconductor sector rose by 1.06%, with Liyang Chip leading the gains [1] - The Shanghai Composite Index closed at 3876.34, up 0.37%, while the Shenzhen Component Index closed at 13215.46, up 1.16% [1] Top Gainers in Semiconductor Sector - Liyang Chip (688135) closed at 33.64, up 20.01% with a trading volume of 303,400 shares and a turnover of 913 million [1] - Peak Technology (688279) closed at 263.52, up 20.00% with a trading volume of 52,600 shares and a turnover of 1.291 billion [1] - Changchuan Technology (300604) closed at 64.75, up 8.42% with a trading volume of 489,800 shares and a turnover of 3.079 billion [1] - Other notable gainers include Saiwei Electronics (300456) and Zhongxin International (688881) with increases of 8.38% and 6.93% respectively [1] Top Losers in Semiconductor Sector - Chip Origin (688521) closed at 172.80, down 4.31% with a trading volume of 249,000 shares and a turnover of 434.1 million [2] - Longxin Zhongke (688047) closed at 143.41, down 4.13% with a trading volume of 141,200 shares and a turnover of 2.03 billion [2] - Naxin Micro (688052) closed at 188.38, down 3.78% with a trading volume of 51,200 shares and a turnover of 978 million [2] Capital Flow Analysis - The semiconductor sector experienced a net outflow of 1.148 billion from institutional investors and 170 million from retail investors, while retail investors saw a net inflow of 1.319 billion [2][3] - Notable net inflows from retail investors were observed in companies like Liyang Chip and Changchuan Technology, despite overall outflows from institutional and speculative funds [3]