证券时报•数据宝统计，10月21日沪指收盘报2939.62点，涨1.48点，涨幅为0.05%，近五日涨跌幅为-2.27%。近五日A股成交量1857.65亿股，成交金额19992.53亿元。近五日龙虎榜中，机构或营业部资金净买入的个股有78只，净买入净额为23.66亿元。从资金流向来看，A股主力资金近五日呈现净流出状态，主力资金净流量-1096.56亿元，已连续24天主力资金净流出。
在主力资金净流出的背景下，龙虎榜机构资金近五日呈现净卖出状态。证券时报•数据宝统计，近五个交易日的龙虎榜当中，48只个股出现了机构的身影，其中19只股票呈现机构净买入，29只股票呈现机构净卖出。近五日机构净买入前三名分别是壹网壹创、诚迈科技、共达电声，机构资金流入净额分别是1.53亿元、0.60亿元、0.51亿元。此外，机构净卖出居前个股分别有汉得信息、四维图新、星辉娱乐等, 机构资金流出净额分别是1.05亿元、0.71亿元、0.51亿元。详情如下表所示。
近五日龙虎榜机构净买入金额最多个股
<table><tbody>证券代码证券简称五日涨跌(%)机构买入金额（万元)机构卖出
金额（万元)机构净买入
金额（万元）占成交额
比例（%）主力资金
净额（万元）300792壹网壹创43.9020696.145378.8915317.244.8196976.96300598诚迈科技48.366017.650.006017.651.3722942.56002655共达电声17.725140.200.005140.203.252461.80300525博思软件-5.206663.942280.754383.201.93-9615.57300593新雷能3.665986.852821.113165.743.51-1103.97300416苏试试验6.073109.310.003109.315.365765.87000035中国天楹5.642373.860.002373.862.471702.04300686智动力-2.272005.89652.331353.560.67-10190.92300685艾德生物-2.334009.932906.441103.491.25-3289.81300363博腾股份-9.101431.45400.781030.671.43-1869.53002537海联金汇-21.321189.38220.82968.570.38-32288.09300302同有科技9.40927.110.00927.110.613892.85300192科斯伍德13.88642.560.00642.560.29-7510.68600975新五丰4.84595.830.00595.830.625465.57300740御家汇8.38442.020.00442.021.333496.24002705新宝股份12.421167.64934.78232.860.49-149.42002048宁波华翔-13.89997.22818.48178.740.11-16608.29300561汇金科技-7.54329.42160.62168.800.12-11625.07002716ST金贵-22.3791.870.0091.874.19-458.38/<tbody>/<table>
与此同时，近五个交易日登陆沪深两市的龙虎榜个股中，营业部净买入较大的个股有正邦科技、诚迈科技、麦捷科技。具体来看，正邦科技是资金最青睐个股，营业部净买入金额达3.52亿元，高居榜首。此外，诚迈科技营业部净买入金额也排名居前。
近五日龙虎榜营业部净买入金额最多个股
<table><tbody>证券代码证券简称五日涨跌(%)营业部买入金额（万元)营业部卖出
金额（万元)营业部净买入
金额（万元）占成交额
比例（%）主力资金
净额（万元）002157正邦科技5.5048953.0213704.6835248.345.4329980.16300598诚迈科技48.3671800.6755256.1916544.483.7722942.56300319麦捷科技22.2121443.5710186.3111257.263.8615732.69300311任子行-7.4533322.0925399.977922.121.79-11166.22002447晨鑫科技1.756767.24919.985847.2512.804254.84603786科博达72.5212913.057121.075791.996.0323326.57002567唐人神4.358835.523197.515638.014.987197.49300379东方通-9.6612280.686751.275529.401.87-21642.11000532华金资本23.9323380.9118237.085143.832.85-1845.99002795永和智控-16.557884.893148.624736.273.74-7673.22300678中科信息9.566685.192088.854596.346.767722.89600986科达股份-18.1010856.856320.614536.231.13-27070.05002437誉衡药业2.776731.842416.264315.584.603518.49300786国林环保10.237532.983634.383898.604.866094.62002243通产丽星4.446507.322902.773604.552.27-1982.43002524光正集团-6.9734504.4931055.253449.230.77-25870.99002930宏川智慧4.556549.093137.743411.352.02-3724.14002045国光电器5.766441.623109.773331.851.57-2344.08300273和佳股份1.765602.052326.053276.013.972995.26000056皇庭国际-6.474475.441268.313207.145.14-4453.54/<tbody>/<table>
数据显示，一些个股在龙虎榜的机构或营业部中显示出有资金在净买入，并且期间主力资金还在净流入，两方面都说明这些个股受到主力资金青睐。在近五日龙虎榜机构或营业部净买入的78只个股中，主力资金同期净流入的个股有32只，净流入金额最大的个股为壹网壹创、天邦股份、正邦科技，主力资金分别为9.70亿元、4.49亿元、3.00亿元。主力资金净流入力度较大的个股有交建股份、佳禾智能、壹网壹创，力度分别高达100.00%、98.23%、30.45%。（数据宝）
近五日龙虎榜净买入个股主力资金流入排名
<table><tbody>证券代码证券简称五日涨跌(%)龙虎榜净买入金额（万元)占成交额
比例（%）主力资金
净额（万元）净流入
力度（%）300792壹网壹创43.9015151.864.7696976.9630.45002124天邦股份16.942528.470.6244880.4711.05002157正邦科技5.5033468.045.1629980.164.62603786科博达72.525779.666.0223326.5724.29300598诚迈科技48.3622562.125.1422942.565.23300319麦捷科技22.2111257.263.8615732.695.39603081大丰实业7.422280.661.9714780.9612.75000662天夏智慧18.661694.541.628686.838.31300678中科信息9.564596.346.767722.8911.35002567唐人神4.355638.014.987197.496.36300786国林环保10.233898.604.866094.627.60603477振静股份40.322437.031.835978.474.50300416苏试试验6.072990.105.155765.879.94300246宝莱特31.54711.981.045414.387.91300239东宝生物17.23244.890.414393.697.28002447晨鑫科技1.755847.2512.804254.849.31300302同有科技9.402265.871.503892.852.58300025华星创业6.192450.323.193817.534.97002437誉衡药业2.772943.733.143518.493.75300740御家汇8.38251.100.763496.2410.54/<tbody>/<table>
注：本文系新闻报道，不构成投资建议，股市有风险，投资需谨慎。
超级复盘、龙虎大师
龙虎榜、机构、五日龙虎榜、净买入、净卖出