证券时报·数据宝统计，截至8月1日，市场融资融券余额为19798.57亿元，较前一交易日的19848.27亿元减少49.69亿元。当日京沪深市场融资买入额为1575.22亿元，前一交易日为2046.95亿元；当日的融券卖出量为0.51亿股，前一交易日为0.94亿股。从个券来看，融资方面，共有3708只个券出现融资买入，3712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(%)300966共同药业7959.4763.203.898.41301338凯格精机15783.0753.668.850.41301171易点天下81530.6751.837.485.25002653海思科6356.8546.120.22-3.44688448磁谷科技13618.5745.187.108.11833230欧康医药838.2744.531.012.89871857泓禧科技371.5841.790.25-1.99834950迅安科技728.7441.160.759.74603124江南新材17901.1540.7511.47-1.41300950德固特17666.9138.735.979.98603273天元智能7345.2037.076.56-5.36301122采纳股份6523.6336.604.113.38688800瑞可达94442.0934.737.1619.99688627精智达23035.8334.683.390.02688610埃科光电5505.4233.102.72-4.49301326捷邦科技13857.1433.036.40-2.33002272川润股份35338.7831.867.470.91688189南新制药17485.8231.783.632.51002837英维克115033.9729.673.332.04838262太湖雪585.3628.970.68-3.98872392佳合科技366.6927.780.274.17832662方盛股份1551.2527.412.24-9.11001306夏厦精密13650.6027.2310.556.65688466金科环境2994.9525.981.1211.27002317众生药业73955.7124.764.517.49831641格利尔400.9524.140.502.59301678新恒汇29236.3223.448.3814.37301052果麦文化36452.4322.757.1816.41688600皖仪科技10744.1922.663.40-0.34871634新威凌1384.4422.441.251.06　　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(%)831856浩淼科技1183.95-31.851.100.69603341龙旗科技26105.20-28.502.450.98301200大族数控39156.56-28.038.53-4.86836717瑞星股份90.03-26.610.163.18920005鼎佳精密312.52-26.550.30-14.56002080中材科技56069.59-24.851.23-3.72430564天润科技682.01-22.610.66-4.26001367海森药业8251.70-22.328.29-3.20002401中远海科56200.60-20.426.97-4.32832145恒合股份28.69-20.410.030.00688193仁度生物2300.26-20.061.370.78601869长飞光纤24706.33-20.001.20-0.24836433大唐药业823.36-18.840.5610.24603207小方制药10450.31-18.397.206.18920445龙竹科技378.90-17.420.336.24301636泽润新能3084.68-16.643.651.92871970大禹生物90.04-15.830.130.49002657中科金财86013.89-15.098.95-3.45301187欧圣电气6859.41-14.983.52-1.28603229奥翔药业32153.28-14.733.156.03301662宏工科技10765.10-14.696.74-5.19688307中润光学7014.92-14.693.110.54836871派特尔393.67-14.360.473.68872931无锡鼎邦275.09-14.220.520.27833266生物谷505.26-13.890.4523.15688209英集芯12686.77-12.532.29-0.43301377鼎泰高科14808.93-12.514.04-2.11002265建设工业50439.25-12.413.42-6.51688195腾景科技22922.89-12.393.79-3.49871245威博液压1068.38-12.310.86-0.40（文章来源：证券时报网）