证券时报·数据宝统计，截至9月18日，市场融资融券余额为24024.65亿元，较前一交易日的24054.44亿元减少29.78亿元。当日京沪深市场融资买入额为3726.75亿元，前一交易日为2837.19亿元；当日的融券卖出量为1.00亿股，前一交易日为0.75亿股。从个券来看，融资方面，共有3719只个券出现融资买入，3722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(%)603166福达股份59455.1486.204.817.32836270天铭科技1156.5277.310.65-2.63603786科博达43697.9468.241.308.86002549凯美特气58863.4265.924.514.54300507苏奥传感60065.1563.017.4220.00300185通裕重工45322.5549.423.6412.75835207众诚科技1769.1846.231.135.05301421波长光电43920.3644.6710.047.24430564天润科技820.6342.780.810.36688081兴图新科10555.0641.203.1912.92301257普蕊斯12445.9137.763.076.89600537亿晶光电22398.3534.794.203.21002272川润股份52428.0734.707.339.99301319唯特偶13514.7231.676.223.02002518科士达64122.9428.712.882.79688205德科立81508.5828.633.6720.00000981山子高科73724.5728.621.9010.00301191菲菱科思35105.5928.616.734.03301629矽电股份16904.5728.389.297.23301012扬电科技40739.8126.9010.472.38601869长飞光纤96934.1625.102.1810.00688135利扬芯片27858.6225.093.875.38688210统联精密41181.8624.714.486.64603129春风动力16840.6523.270.40-4.22002765蓝黛科技45691.9021.965.270.07605011杭州热电9498.6221.881.042.11002916深南电路89568.1821.800.685.07301413安培龙45645.2521.624.22-3.83603222济民健康30669.5021.494.205.30601619嘉泽新能29967.6021.082.501.23　　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(%)838030德众汽车633.74-68.380.5730.00832145恒合股份14.06-40.950.010.13831834三维装备376.41-34.390.2330.00832171志晟信息1748.97-32.700.91-3.07834033康普化学1929.42-32.241.19-3.37834765美之高467.75-29.200.332.65603809豪能股份25094.75-28.421.75-4.30836263中航泰达1473.04-26.800.90-0.99301222浙江恒威6144.40-26.282.26-4.65831370新安洁390.55-25.260.276.56601022宁波远洋10859.98-23.894.38-3.02873339恒太照明465.58-23.700.300.00301043绿岛风4488.83-23.012.05-3.63834407驰诚股份571.98-22.490.688.84832802保丽洁405.43-22.150.891.63832876慧为智能1154.17-20.170.91-0.90839790联迪信息2329.65-19.120.88-4.91834950迅安科技307.70-18.770.36-1.77688552航天南湖18587.24-17.886.15-2.60688355明志科技3135.84-17.501.27-4.15603618杭电股份18358.14-17.332.8910.06871478巨能股份2188.36-17.202.923.46301590优优绿能9431.32-16.706.02-1.53835508殷图网联608.94-16.600.67-2.09301282金禄电子12231.38-16.415.16-0.90603444吉比特50117.49-16.231.26-0.55836892广咨国际1093.75-16.220.40-3.93301353普莱得3176.67-15.913.62-2.20300331苏大维格53828.78-15.866.620.55301512智信精密2903.44-15.782.50-2.48（文章来源：证券时报网）