证券时报·数据宝统计，截至8月20日，市场融资融券余额为21475.69亿元，较前一交易日的21316.94亿元增加158.75亿元。当日京沪深市场融资买入额为2643.76亿元，前一交易日为2925.62亿元；当日的融券卖出量为1.32亿股，前一交易日为0.91亿股。从个券来看，融资方面，共有3714只个券出现融资买入，3716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(%)831641格利尔434.47103.710.47-6.59832145恒合股份71.5193.130.063.48002177御银股份36527.3485.936.559.99688098申联生物19344.9077.373.19-4.22002553南方精工50344.2266.066.0810.00301321翰博高新9351.4055.853.48-5.85920108宏海科技1130.8355.571.790.79839371欧福蛋业1212.8054.670.545.17430478峆一药业2511.6747.982.072.72871245威博液压1149.2345.610.806.14301588美新科技5635.8644.683.761.69301008宏昌科技12201.3343.933.4420.02688370丛麟科技10571.4043.098.0510.74836826盖世食品1794.8642.522.244.24870508丰安股份160.3942.100.17-0.99688702盛科通信31143.7638.451.3920.00001277速达股份7159.4637.607.72-10.00603366日出东方14228.5137.371.6310.02603341龙旗科技35213.8735.702.934.59830974凯大催化315.5934.500.261.09002190成飞集成43911.5433.293.0410.01833075柏星龙1473.7532.341.234.28836717瑞星股份243.8030.430.412.14002158汉钟精机55966.4630.354.0010.02836422润普食品615.1130.140.623.38430090同辉信息813.0329.390.610.71301110青木科技18397.6029.275.927.11688610埃科光电11904.4928.835.286.06300755华致酒行11179.8128.481.392.61603730岱美股份15931.9726.911.223.04　　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(%)831834三维装备497.69-42.210.514.14831370新安洁548.16-30.090.411.59836270天铭科技532.07-25.190.360.28688626翔宇医疗17527.77-23.241.84-4.07002298中电鑫龙35860.29-18.774.57-3.54688221前沿生物19759.66-18.332.89-4.40838810春光智能433.70-18.300.41-1.80832000安徽凤凰862.26-17.680.831.03000729燕京啤酒18878.18-17.410.594.18301225恒勃股份14405.16-17.295.483.90001872招商港口10099.79-16.610.281.41301502华阳智能10273.07-16.507.42-7.52688183生益电子69148.81-16.451.436.30837821则成电子2581.08-15.231.051.44837006晟楠科技1351.96-14.771.111.73301509金凯生科14527.46-14.455.92-2.72301397溯联股份33190.79-14.3810.43-2.89873305九菱科技2785.71-14.261.121.56301327华宝新能12022.43-14.264.09-0.92301616浙江华业9685.11-14.227.820.90603507振江股份27760.54-13.665.53-0.79301293三博脑科77401.52-13.567.55-3.69603225新凤鸣18143.20-13.530.844.09833284灵鸽科技1616.95-13.310.88-1.49871753天纺标933.80-13.211.001.58603062麦加芯彩6377.00-13.133.02-0.09002783凯龙股份54553.38-12.9111.820.10688479友车科技4480.93-12.893.46-0.14002945华林证券34444.86-12.680.75-1.39688246嘉和美康13842.41-12.632.77-1.47（文章来源：证券时报网）