证券时报·数据宝统计，截至（2月21日）收盘，沪指报3379.11点，涨28.33点，涨幅为0.85%；深成指报10991.37点，涨196.82点，涨幅为1.82%；创业板指报2281.51点，涨55.93点，涨幅为2.51%。个股方面，今日165只A股换手率超过20%，其中，万达轴承、亿道信息等4只个股换手率达五成以上，半数筹码易主。（数据宝）
　　2月21日两市换手率居前个股一览
证券代码证券简称收盘价（元）换手率（%）涨跌幅（%）920002万达轴承139.0060.82-2.80001314亿道信息58.4952.113.25600678四川金顶9.4051.72-1.98301396宏景科技62.0250.4612.36300622博士眼镜55.6449.902.83002599盛通股份12.2147.6210.00300276三丰智能16.2747.2311.51603004鼎龙科技24.5946.88-0.28301157华塑科技60.9145.819.08000856冀东装备15.7543.98-6.58300846首都在线26.8742.254.63833533骏创科技64.9241.540.96301300远翔新材34.1940.951.97300249依米康20.2840.858.62832662方盛股份31.0339.8630.00301252同星科技44.1139.497.77002272川润股份12.0737.9210.03831175派诺科技25.5037.847.69600797浙大网新10.6137.212.51300738奥飞数据23.9037.1919.98002112三变科技17.9837.065.58301581黄山谷捷59.5137.049.19301361众智科技33.1936.965.70871478巨能股份36.6636.255.22300007汉威科技44.5935.570.20430556雅达股份12.7035.547.08300766每日互动60.4835.35-1.67300571平治信息40.1034.965.92002261拓维信息41.7634.5610.01000818航锦科技40.4934.10-5.75301251威尔高44.6933.901.31002123梦网科技19.0833.670.26301336趣睡科技76.0033.468.63872953国子软件59.0033.166.69002213大为股份19.6333.062.29301182凯旺科技41.0732.965.04301389隆扬电子26.5032.9515.67688316青云科技98.0032.73-2.23001306夏厦精密85.5032.7110.00301428世纪恒通51.5032.615.34002065东华软件13.9532.241.68838924广脉科技43.5832.1429.97300543朗科智能13.5832.08-3.41002426胜利精密3.7331.803.32301459丰茂股份69.0731.771.57002031巨轮智能9.2331.730.76300657弘信电子40.4331.3313.98300256星星科技5.5130.878.04300603立昂技术14.2030.87-1.05301128强瑞技术71.0530.843.30002418康盛股份3.6730.637.62002593日上集团6.1930.523.86300853申昊科技33.7030.1512.33300638广和通37.8530.09-9.90688695中创股份38.9629.806.83301165锐捷网络84.8329.8020.00300921南凌科技35.0829.724.69600986浙文互联9.9929.71-2.54002861瀛通通讯15.8129.66-2.11301556托普云农114.7029.6410.07002757南兴股份22.3029.583.96301248杰创智能22.9829.556.54873001纬达光电26.2929.416.22301536星宸科技86.2629.161.65603918金桥信息21.1329.14-4.91601177杭齿前进19.8729.0910.02300287飞利信8.1828.95-1.21603956威派格10.1628.949.96603070万控智造15.6928.294.05839493并行科技245.5028.15-2.96300075数字政通22.3428.138.82300491通合科技25.0328.0410.95301202朗威股份49.0227.7720.00002722物产金轮16.9827.77-2.69300246宝莱特7.7427.50-6.63002036联创电子14.2627.403.63300478杭州高新16.4027.161.99300868杰美特35.4727.071.58301238瑞泰新材21.5326.936.48300019硅宝科技19.4026.875.90603082北自科技44.7326.701.71300499高澜股份20.7626.378.86300065海兰信12.9225.994.36832171志晟信息28.2625.8912.90301398星源卓镁58.7425.65-1.94300607拓斯达36.4525.292.36301208中亦科技42.5025.242.21300718长盛轴承108.1025.231.03301458钧崴电子37.4525.091.93300170汉得信息22.3825.023.90000034神州数码57.0624.841.84300403汉宇集团15.4124.81-1.15301568思泰克43.3824.771.90301085亚康股份86.0924.6210.58300288朗玛信息18.8624.43-1.92301377鼎泰高科25.9424.427.81300790宇瞳光学29.8124.411.74300377赢时胜32.5424.344.53831906舜宇精工26.8324.325.84836239长虹能源42.7524.306.58600633浙数文化19.1824.282.79301399英特科技30.0024.135.63603130云中马30.6024.07-6.34688158优刻得37.4024.061.63300344立方数科10.6224.01-0.09000710贝瑞基因13.3923.975.43832876慧为智能30.6723.969.61300115长盈精密27.8123.964.94000533顺钠股份7.2023.966.51300077国民技术28.2523.9420.01301255通力科技38.9623.910.41002137实益达10.0823.901.20831834三维股份10.8223.73-3.48301325曼恩斯特74.6023.70-1.70300817双飞集团27.7223.6920.00001318阳光乳业11.9323.322.05688573信宇人20.0023.29-2.91301602超研股份28.0723.24-1.47601789宁波建工5.6323.099.96835207众诚科技27.1122.945.73300503昊志机电27.3822.876.87301270汉仪股份42.6522.8413.40300046台基股份37.7022.779.02603300海南华铁9.9822.7710.03835305云创数据45.2122.470.94000759中百集团8.4222.37-3.11300895铜牛信息45.8122.3214.24002115三维通信8.1022.313.98301380挖金客54.5822.314.96688152麒麟信安75.1822.3016.20301488豪恩汽电75.2722.280.83688691灿芯股份81.2422.146.45873167新赣江32.5022.142.46300991创益通22.7922.104.49301315威士顿64.8222.000.19603341龙旗科技54.0121.8410.00002354天娱数科8.1221.72-1.81603211晋拓股份19.8121.66-0.80832491奥迪威35.8621.575.50301548崇德科技50.5221.43-2.06300068南都电源18.6021.4120.00002277友阿股份5.7421.404.74301596瑞迪智驱151.4521.361.15002908德生科技10.6821.251.91839680广道数字21.4921.257.02603716塞力医疗10.7721.12-2.80301368丰立智能77.2320.92-1.18300017网宿科技15.6020.8716.33301257普蕊斯32.9820.827.04002922伊戈尔21.9120.807.19301486致尚科技76.1520.7810.72688629华丰科技64.4920.7120.00832149利尔达15.2520.693.60688400凌云光40.3820.63-2.44300192科德教育20.7720.615.49002733雄韬股份18.7820.614.04300250初灵信息18.2120.605.14301366一博科技54.9920.511.83002582好想你9.3820.45-0.74002173创新医疗10.6820.41-1.84301120新特电气9.5020.395.91300566激智科技22.8220.37-2.19688416恒烁股份50.3820.345.77300785值得买39.8820.336.35300047天源迪科14.9120.316.50（文章来源：证券时报网）