证券时报·数据宝统计，截至3月12日，市场融资融券余额为19344.79亿元，较前一交易日的19227.25亿元增加117.54亿元。当日京沪深市场融资买入额为1720.50亿元，前一交易日为1469.11亿元；当日的融券卖出量为0.83亿股，前一交易日为0.96亿股。从个券来看，融资方面，共有3664只个券出现融资买入，3676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(%)301275C汉朔11795.46132.934.3727.02871245威博液压443.17128.540.35-2.78873339恒太照明357.49112.680.21-2.12838837华原股份2809.5389.620.7729.96836504博迅生物191.5477.330.492.22601022宁波远洋9413.3071.114.526.08871634新威凌823.1263.720.758.87870436大地电气1459.3362.100.65-2.60831641格利尔317.3960.410.37-3.59600610中毅达9802.1954.162.733.90920008成电光信2176.3251.851.43-4.06833429康比特2051.4250.920.90-2.47920082方正阀门838.5050.351.225.52301176逸豪新材5159.6849.134.104.44834639晨光电缆636.3748.080.71-0.78836270天铭科技787.6145.770.4016.39872925锦好医疗559.6245.080.692.16833427华维设计581.5043.950.663.58831195三祥科技1405.6443.921.232.68836263中航泰达830.2542.520.49-5.17300979华利集团7211.3241.880.10-4.45833171国航远洋3075.9441.601.513.95300907康平科技7463.2141.302.87-4.75001328登康口腔2259.3537.811.317.72603375盛景微10609.9136.354.593.50300952恒辉安防18052.7733.816.95-6.83837006晟楠科技2533.3633.412.213.40301005超捷股份27790.8333.285.17-4.11002401中远海科56203.7233.278.495.95430425乐创技术864.4833.040.63-5.13　　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(%)834950迅安科技129.67-45.980.18-1.47837748路桥信息441.25-42.760.233.95430564天润科技299.28-40.770.37-2.07830896旺成科技601.94-34.410.58-1.47301037保立佳1574.22-33.421.83-1.63836395朗鸿科技1474.47-29.830.87-2.59920118太湖远大419.09-29.580.61-1.91920106林泰新材687.35-27.620.61-3.76836419万德股份542.33-26.240.6813.95832885星辰科技1658.82-25.251.06-5.31603344星德胜8828.14-25.226.329.99831445龙竹科技692.90-24.450.700.43871263莱赛激光804.36-22.260.795.10301032新柴股份9630.27-20.554.318.23831304迪尔化工1355.96-20.041.15-0.80831726朱老六971.24-19.910.78-2.37873527夜光明314.52-18.630.471.78832171志晟信息1261.51-18.520.621.38838971天马新材3037.88-18.491.02-1.95832000安徽凤凰1017.46-18.300.797.58002043兔宝宝6637.60-18.020.82-1.08832786骑士乳业1773.66-17.511.930.24831039国义招标817.17-17.360.502.99872931无锡鼎邦161.11-17.320.333.56830779武汉蓝电1738.12-17.291.96-1.76002369卓翼科技29695.81-16.723.851.64301533威马农机4801.60-16.585.183.33837663明阳科技1185.15-16.520.89-1.93603275众辰科技10035.70-16.165.19-0.97838810春光药装179.36-16.110.19-0.71（文章来源：证券时报网）