Market Overview - On September 11, major indices including the Shanghai Composite Index, Shenzhen Component Index, ChiNext Index, and STAR Market Index experienced a rebound, with the ChiNext Index and STAR Market Index rising over 5% [2] - The Shanghai Composite Index closed at 3875.31 points, up 1.65%, with a trading volume of 10,168 billion yuan; the Shenzhen Component Index closed at 12,979.89 points, up 3.36%, with a trading volume of 14,209.25 billion yuan; the ChiNext Index closed at 3053.75 points, up 5.15%, with a trading volume of 7,042.61 billion yuan; the STAR Market Index closed at 1326.03 points, up 5.32%, with a trading volume of 1,060 billion yuan [2] Sector Performance - The market saw more sectors rising than falling, with notable gains in electronics, securities, telecommunications, computers, agriculture, insurance, power equipment, machinery, and non-ferrous metals [4] - Concepts such as CPO, PCB, copper cable high-speed connections, optical communication modules, laser radar, NVIDIA, liquid cooling, storage chips, computing power, and synchronous reluctance motors showed active performance [4] - Only a few sectors, including precious metals, jewelry, and tourism, experienced declines [4] Fund Flow Analysis - The net inflow of main funds in the Shanghai and Shenzhen markets was 103.09 billion yuan, with the ChiNext seeing a net inflow of 104.83 billion yuan [5][6] - Among the 31 primary industries, 9 sectors had net inflows, with the electronics sector leading at 108.17 billion yuan, followed by telecommunications, computers, and non-bank financials [6] - The pharmaceutical and biological sector had the highest net outflow at 35.68 billion yuan, with other sectors like media, automotive, and non-ferrous metals also seeing significant outflows [6] Individual Stock Performance - A total of 1,903 stocks saw net inflows, with 131 stocks receiving over 1 billion yuan in net inflows, led by Luxshare Precision with 24.76 billion yuan [8] - Conversely, 3,243 stocks experienced net outflows, with 85 stocks seeing over 1 billion yuan in net outflows, the highest being 263 with 7.52 billion yuan [10] Institutional Activity - According to the post-market data, institutional investors had a net sell of approximately 6.66 billion yuan, with 12 stocks seeing net purchases, the highest being Dongshan Precision at about 2.38 billion yuan [11]