证券时报·数据宝统计，4月21日沪指收盘报3301.26点，跌65.77点，跌幅为1.95%，近五日涨跌幅为-1.11%。近五日A股成交量3865.12亿股，成交金额50633.12亿元。近五日龙虎榜中，机构或营业部资金净买入的个股有75只，净买入净额为83.70亿元。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-1445.15亿元，已连续13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买入状态。证券时报·数据宝统计，近五个交易日的龙虎榜当中，112只个股出现了机构的身影，其中65只股票呈现机构净买入，47只股票呈现机构净卖出。近五日机构净买入前三名分别是工业富联、永鼎股份、华润双鹤，机构资金流入净额分别是7.24亿元、3.51亿元、3.22亿元。此外，机构净卖出居前个股分别有中科曙光、中石科技、歌尔股份等, 机构资金流出净额分别是3.83亿元、1.67亿元、1.45亿元。详情如下表所示。
　　近五日龙虎榜机构净买入金额最多个股
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）601138工业富联3.9892680.8320245.2172435.623.449628.44600105永鼎股份34.5237042.801954.7635088.045.3536752.26600062华润双鹤10.9132160.480.0032160.489.2549333.96002230科大讯飞-1.9339200.4112576.6226623.800.90-3052.23002343慈文传媒41.7928886.804126.1824760.624.968803.99002938鹏鼎控股3.8024190.621615.7822574.843.5029401.28300308中际旭创17.5630871.9711456.6219415.340.9173830.19002463沪电股份9.9620961.854180.8116781.041.2983827.37601900南方传媒31.3920762.425248.7415513.685.124405.80603258电魂网络19.8514325.800.0014325.805.36-312.57600446金证股份-5.1513061.030.0013061.031.822532.67603186华正新材9.3410488.530.0010488.534.8411503.39600060海信视像12.8811818.791427.3410391.465.283978.55000921海信家电27.9816347.136094.7410252.393.38-11743.06300058蓝色光标15.8630018.1619864.9610153.200.595000.90002222福晶科技4.379982.380.009982.381.106850.53300232洲明科技8.0910993.751738.939254.812.33-28169.01600976健民集团-5.3933607.6724700.628907.053.48-4714.15300972万辰生物38.9931955.4623921.098034.372.83-7978.83300458全志科技-22.188104.39739.567364.830.73-97965.75　　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中科曙光、蓝色光标、同方股份。具体来看，中科曙光是资金最青睐个股，营业部净买入金额达28.13亿元，高居榜首。此外，蓝色光标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
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）603019中科曙光28.92437247.48155934.84281312.636.1088934.09300058蓝色光标15.8696892.0430518.9566373.093.875000.90600100同方股份8.9035070.477540.1627530.313.04-24327.77601858中国科传21.7832362.2010902.3921459.813.22-829.88002624完美世界2.5853070.6131612.3621458.251.7615469.88000988华工科技18.0738902.1318352.3520549.781.0424937.74300624万兴科技37.0730855.5916175.8314679.751.71-2051.36600072中船科技6.2118050.215230.4012819.815.1522568.41002463沪电股份9.9638158.7327211.8410946.890.8483827.37300684中石科技30.4619517.978847.0310670.943.4512436.00600326西藏天路5.6230920.5823806.157114.431.3912955.88300458全志科技-22.1821676.0414663.607012.440.69-97965.75002315焦点科技10.4417783.2311177.306605.931.576562.40300192科德教育14.998946.022525.226420.802.2312574.11002317众生药业1.2524455.9318101.166354.771.4525759.71002194武汉凡谷3.0510548.554258.436290.122.14-2241.35002051中工国际13.8421499.4115222.316277.100.65-53156.47601949中国出版15.1618447.4612242.726204.742.7510505.84002654万润科技-9.489033.423149.825883.601.63-13744.41601068中铝国际15.649065.933866.605199.331.70-2815.25　　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75只个股中，主力资金同期净流入的个股有44只，净流入金额最大的个股为中科曙光、沪电股份、华润双鹤，主力资金分别为8.89亿元、8.38亿元、4.93亿元。主力资金净流入力度较大的个股有鲁银投资、华润双鹤、C北方长，力度分别高达22.07%、14.19%、10.52%。（数据宝）
　　近五日龙虎榜净买入个股主力资金流入排名
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（%）603019中科曙光28.92242973.815.2788934.091.93002463沪电股份9.9627727.932.1483827.376.46600062华润双鹤10.9130753.898.8549333.9614.19600105永鼎股份34.5234923.955.3236752.265.60002938鹏鼎控股3.8017801.352.7629401.284.56000988华工科技18.0720549.781.0424937.741.26600072中船科技6.2112819.815.1522568.419.06301357C北方长8.821690.370.9119608.0710.52002624完美世界2.5825475.772.0915469.881.27600326西藏天路5.627114.431.3912955.882.52300192科德教育14.996757.522.3512574.114.38001339智微智能4.684012.592.5112027.017.52301429森泰股份-18.432090.651.3211735.277.42603186华正新材9.349458.104.3711503.395.31601949中国出版15.168006.733.5510505.844.66601138工业富联3.9832703.321.559628.440.46002343慈文传媒41.7913363.722.688803.991.77603137C恒尚19.872105.451.737951.016.54301048金鹰重工32.084074.023.247829.136.24002222福晶科技4.3713430.011.486850.530.76　　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。
（文章来源：证券时报网）