军工电子板块10月31日跌0.87%，鸿远电子领跌，主力资金净流出5.79亿元

Market Overview - The military electronics sector experienced a decline of 0.87% on October 31, with Hongyuan Electronics leading the drop [1] - The Shanghai Composite Index closed at 3954.79, down 0.81%, while the Shenzhen Component Index closed at 13378.21, down 1.14% [1] Stock Performance - Notable gainers in the military electronics sector included: - Guanshang Technology (301213) with a closing price of 58.37, up 8.09% [1] - Guoguang Electric (688776) at 89.90, up 7.10% [1] - Kesi Technology (688788) at 66.84, up 6.60% [1] - Conversely, significant decliners included: - Hongyuan Electronics (603267) at 50.45, down 9.89% [2] - Hongda Electronics (300726) at 42.81, down 5.33% [2] - Aerospace Changfeng (600855) at 15.36, down 3.70% [2] Capital Flow - The military electronics sector saw a net outflow of 579 million yuan from institutional investors, while retail investors contributed a net inflow of 318 million yuan [2][3] - The top stocks by net inflow from institutional investors included: - Kesi Technology (688788) with a net inflow of 84.72 million yuan [3] - Guoguang Electric (688776) with a net inflow of 80.12 million yuan [3] - Retail investors showed a net inflow in stocks like Guanshang Technology (301213) with a net inflow of 37.65 million yuan [3]