融资客的行为一直备受市场关注，投资者寄望能从中捕捉到投资机会。证券时报·数据宝统计，9月18日共有3719只个股获融资资金买入，其中买入金额居前的个股有中芯国际，买入额为45.33亿元；东方财富买入额为45.27亿元；寒武纪-U买入额为43.33亿元。从融资买入额占个股当日成交额比例来看，3只个股买入额占成交额比例超30%。（数据宝）
　　9月18日融资买入占成交额居前个股
证券代码证券简称融资买入额（万元）成交金额（万元)融资买入占比（%)涨跌幅(%)688398赛特新材3058.288889.2434.40-1.12600155华创云信11199.0235574.2831.48-2.88000790华神科技1836.996010.7230.56-1.71301059金三江1295.464322.8629.97-2.04601156东航物流7610.6226138.3029.12-0.70603166福达股份38229.39132316.1728.897.32001872招商港口2232.117941.4128.11-1.58688767博拓生物4878.8017726.8727.52-3.55600339中油工程4062.2215219.6326.69-1.40002393力生制药3487.5613086.5426.65-1.56301418协昌科技2108.147944.4026.54-2.15688639华恒生物7636.6628838.9726.48-3.18000899赣能股份6078.4923104.9026.31-3.03600073光明肉业4120.8615768.3326.13-1.93300174元力股份6091.2923671.5725.73-1.64600699均胜电子12268.5048662.5425.219.99000761本钢板材2543.8510242.2424.84-2.96688276百克生物2213.848980.6424.65-1.24000726鲁泰A1953.727984.0724.47-1.74600551时代出版2648.1210838.1124.43-0.91001387雪祺电气988.584072.3824.28-1.14688325赛微微电11764.9248598.0824.2110.77688435英方软件1708.477178.2923.80-1.94000885城发环境2512.5510761.7523.35-2.35600033福建高速2495.0010737.0923.24-1.42603505金石资源7344.7931659.1723.20-1.96000089深圳机场2838.9512277.9123.12-1.94688607康众医疗1775.227705.8123.04-2.10601555东吴证券28122.29122820.2922.90-2.80000913钱江摩托5440.0523789.1322.87-1.68（文章来源：证券时报网）