据证券时报股市大数据新媒体平台“数据宝”统计，10月21日深交所在盘后公布的龙虎榜数据显示，34只个股出现了机构的身影，其中8只股票呈现机构净买入，26只股票呈现机构净卖出。当天机构净买入前三分别是西安民生、思创医惠、生意宝，机构资金流入净额分别是3.12亿元、1.80亿元、0.63亿元，详情如下表所示。(因交易所数据不同步，两市龙虎榜稍后发布。)

　　10月21日龙虎榜机构资金参与个股一览

证券代码证券简称日涨跌(%)机构净买入额(万元)机构买入金额(万元)机构卖出金额(万元)000564西安民生7.3931190.5531190.550.00300078思创医惠-3.2718016.9729530.3211513.35002095生意宝1.926346.0813072.846726.75300367东方网力-9.933739.774845.081105.31000662索芙特-5.913184.494140.67956.18300062中能电气-8.272565.072565.070.00300460惠伦晶体5.44541.411607.181065.77002527新时达-2.7473.261831.671758.41002121科陆电子10.02-126.940.00126.94002587奥拓电子0.96-330.612522.902853.50300110华仁药业9.97-387.820.00387.82000411英特集团-7.21-1641.840.001641.84300081恒信移动10.00-1692.840.001692.84002702海欣食品9.99-1740.000.001740.00000582北部湾港-8.67-1812.980.001812.98002362汉王科技10.02-1900.590.001900.59300359全通教育-7.53-2913.683669.746583.42300366创意信息-9.42-3209.541518.034727.57002751易尚展示-9.22-3439.820.003439.82002329皇氏集团-4.81-3668.77518.404187.17300250初灵信息10.01-3714.420.003714.42002643万润股份-2.44-4147.164168.128315.27300380安硕信息1.60-4809.630.004809.63300034钢研高纳10.02-5613.710.005613.71002715登云股份-10.00-6627.270.006627.27300413快乐购1.24-6838.030.006838.03300371汇中股份10.00-7538.090.007538.09000990诚志股份10.01-10657.600.0010657.60000526银润投资9.99-12129.114001.3516130.46002043兔宝宝9.98-12502.970.0012502.97300329海伦钢琴7.37-14265.250.0014265.25002671龙泉股份-9.97-16778.770.0016778.77002640跨境通7.41-22672.860.0022672.86000701厦门信达8.17-23930.521156.3925086.91