软件开发板块10月10日跌4.26%，深信服领跌，主力资金净流出58.34亿元

Market Overview - On October 10, the software development sector experienced a decline of 4.26%, with Shenxinfu leading the drop [1] - The Shanghai Composite Index closed at 3897.03, down 0.94%, while the Shenzhen Component Index closed at 13355.42, down 2.7% [1] Individual Stock Performance - Notable gainers included: - Dipu Technology (300768) with a closing price of 20.07, up 5.35% [1] - ST Guohua (000004) at 12.26, up 4.97% [1] - Zhongdian Xindong (002298) at 14.01, up 4.47% [1] - Major decliners included: - Shenxinfu (300454) at 114.04, down 8.79% [2] - Dingjie Zhizhi (300378) at 56.27, down 8.36% [2] - Wanxing Technology (300624) at 75.04, down 7.90% [2] Capital Flow Analysis - The software development sector saw a net outflow of 5.834 billion yuan from institutional investors, while retail investors had a net inflow of 3.309 billion yuan [2][3] - The top stocks by net inflow from institutional investors included: - Zhongdian Xindong (002298) with a net inflow of 184 million yuan [3] - Pinming Technology (688109) with a net inflow of 50.97 million yuan [3] - Conversely, significant outflows were noted in stocks like Shenxinfu (300454) with a net outflow of 1.362 billion yuan [2][3]