证券时报·数据宝统计，截至10月31日，市场融资融券余额为24864.02亿元，较前一交易日的24990.86亿元减少126.85亿元。当日京沪深市场融资买入额为2542.86亿元，前一交易日为2821.16亿元；当日的融券卖出量为0.73亿股，前一交易日为0.91亿股。从个券来看，融资方面，共有3733只个券出现融资买入，3740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(%)920765美之高280.1261.840.19-4.57002755奥赛康5477.6156.060.307.21002612朗姿股份22013.2544.054.393.63603918金桥信息19431.5335.232.987.13002374中锐股份11770.2234.243.259.87920407驰诚股份724.5232.860.951.80920876慧为智能1153.6128.820.971.39600563法拉电子47157.9628.121.74-7.53688073毕得医药4125.8327.591.23-0.04600569安阳钢铁9083.6927.511.25-3.44920080奥美森803.6426.181.14-2.05920021流金科技3671.3025.622.083.07603171税友股份14925.7224.310.707.66920641格利尔693.9924.160.72-2.74688169石头科技62000.5524.091.46-12.04002150通润装备31662.5823.464.38-5.27002895川恒股份48267.1122.682.370.83688081兴图新科10790.9522.163.35-1.01920237力佳科技1875.0622.070.7213.91301150中一科技21104.5221.512.135.80920007酉立智能949.7021.261.181.04002885京泉华25590.9521.174.57-1.18920971天马新材7194.6520.812.163.35300878维康药业5610.6819.931.568.59301279金道科技10155.3519.543.937.16920198微创光电619.1219.470.791.54603906龙蟠科技34559.7719.043.425.86688435英方软件9243.2419.025.187.45301538骏鼎达20538.5718.987.672.47300723一品红27276.7818.401.179.94　　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(%)920351华光源海1538.16-38.131.54-3.34000596古井贡酒24303.49-32.160.376.38920037广信科技4497.15-27.571.601.35301607富特科技10903.00-27.302.31-2.42600403大有能源13053.08-26.360.69-10.01601611中国核建88169.91-22.452.20-10.03920270天铭科技598.47-22.200.400.87603919金徽酒10672.88-21.271.061.79920651天罡股份572.41-20.940.740.06301584建发致新9478.07-20.675.81-8.09002759天际股份63260.75-20.004.099.99920953国子软件4629.18-19.521.7311.75920158长江能科263.73-19.000.37-1.70920195三祥科技1229.25-18.840.734.21688072拓荆科技118584.64-18.801.38-6.66920839万通液压4753.43-18.711.462.36920675秉扬科技493.71-17.690.510.25920810春光智能199.63-17.420.200.77002558巨人网络42890.35-17.130.63-1.13002364中恒电气66420.61-16.634.71-1.25301489思泉新材79559.90-16.229.11-8.46300390天华新能81452.21-16.043.98-0.62920357雅葆轩1787.66-15.951.39-0.07002452长高电新19932.16-15.804.680.98002636金安国纪29929.66-15.782.5110.03301217铜冠铜箔47480.44-15.731.64-8.81301042安联锐视28723.53-15.497.482.32688325赛微微电29287.91-15.434.09-2.40301021英诺激光16261.98-15.322.54-5.05000969安泰科技131160.34-14.985.98-8.65（文章来源：证券时报网）