证券时报·数据宝统计，截至7月28日，市场融资融券余额为19670.33亿元，较前一交易日的19474.29亿元增加196.04亿元。当日京沪深市场融资买入额为1915.16亿元，前一交易日为1836.15亿元；当日的融券卖出量为1.17亿股，前一交易日为0.84亿股。从个券来看，融资方面，共有3708只个券出现融资买入，3711只个券出现融资偿还。其中，融资余额环比增幅前30和环比降幅前30的股票如下：（数据宝）
　　A股融资余额环比增加前30股一览
证券代码证券简称融资余额（万元）环比增长（%）占流通市值比例（%）涨跌幅(%)688325赛微微电16503.4356.235.462.58002938鹏鼎控股130494.5851.051.1510.01832225利通科技5848.2836.483.44-2.33301381赛维时代18316.1436.144.214.27871970大禹生物186.0335.380.261.08688630芯碁微装42832.2634.192.8420.00301317鑫磊股份9229.8033.685.6710.16837023芭薇股份1439.5933.101.140.35603193润本股份17249.0231.034.654.94430090同辉信息975.6430.850.77-1.57837663明阳科技3246.7130.412.1112.00300869康泰医学15157.2427.233.063.72873132泰鹏智能494.8426.610.67-0.95430564天润科技487.2626.380.43-14.90832278鹿得医疗1104.0924.681.23-2.22835207众诚科技1040.3324.460.63-4.14873152天宏锂电937.3623.430.66-0.86002729好利科技18949.2423.417.192.31605499东鹏饮料29754.4922.550.20-3.24688100威胜信息9591.5221.980.56-3.52688719爱科赛博6375.7921.761.93-4.79301067显盈科技11166.9921.764.910.08688411海博思创15369.7621.144.60-0.18002177御银股份9939.5921.002.221.83301283聚胶股份6923.8320.863.653.11870357雅葆轩2245.2820.261.952.53603338浙江鼎力46834.1620.151.80-3.36603529爱玛科技22228.7020.020.73-1.23836957汉维科技258.1919.460.381.98832786骑士乳业3843.1319.362.445.12　　A股融资余额环比下降前30股一览
证券代码证券简称融资余额（万元）环比降幅（%）占流通市值比例（%）涨跌幅(%)836208青矩技术1924.75-42.070.716.01872392佳合科技195.34-41.490.16-0.29001359平安电工17399.99-29.427.24-2.08873706铁拓机械1015.98-28.310.746.04301662宏工科技8507.90-26.854.797.50002773康弘药业19396.38-25.790.700.35836260中寰股份652.24-23.950.451.18836422润普食品357.78-22.000.38-0.21603639海利尔7215.63-21.981.359.99002796世嘉科技11983.48-19.904.179.98002541鸿路钢构4523.39-18.430.480.74688662富信科技18324.88-18.424.733.59688638誉辰智能3126.10-17.612.905.14688091上海谊众40657.72-16.813.280.32688613奥精医疗12293.48-16.754.60-1.26601900南方传媒17871.86-16.481.42-0.97838227美登科技1503.99-15.861.250.38301005超捷股份19267.42-15.743.4612.54301187欧圣电气8991.67-15.604.735.83002218拓日新能15767.67-15.263.04-2.36688221前沿生物26980.57-15.003.534.61002768国恩股份15857.30-14.552.444.19836892广咨国际733.44-14.310.252.11603103横店影视8012.15-13.950.706.21600826兰生股份21994.33-13.842.53-3.11688025杰普特18665.03-13.682.213.20301106骏成科技5888.03-13.502.626.32839273一致魔芋2284.07-13.170.88-0.93600581八一钢铁9858.64-12.911.74-3.14833454同心传动1316.60-12.911.040.45　　注：本文系新闻报道，不构成投资建议，股市有风险，投资需谨慎。
（文章来源：证券时报网）