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证券时报·数据宝统计，规模（8月19日）收盘，沪指报2893.67点，涨14.24点，涨幅为0.49%；深成指报8356.90点，涨7.03点，涨幅为0.08%；创业板指报1589.29点，套现跌2.17点，跌幅为0.14%。个股方面，当天56只A股换手率逾越20%，其中，荣达科技、C珂玛等4只个股换手率达五成以上，半数筹码易主。
8月19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（%）001379荣达科技28.8869.9710.02301611C珂玛32.0564.28-14.44300050世纪鼎利5.6653.5115.98301578辰奕智能39.8152.55-6.33300184力源信息7.3349.6119.97301182凯旺科技22.6946.45-19.99300622博士眼镜33.6243.30-11.08001314亿谈信息40.2335.290.75301288清研环境19.3334.05-19.99300139晓程科技13.9933.9512.46301568念念泰克31.9033.56-5.79300956英力股份16.1433.25-12.76301312智立方41.5133.01-4.64300584海辰药业23.9032.791.53300299富春股份5.9232.54-1.00301151冠龙节能15.4030.76-9.89300460惠伦晶体11.5930.594.98833030立方控股13.6430.563.73603310C巍华19.1030.55-5.07301226祥理智能19.8930.39-14.74002888惠威科技15.4729.64-2.09301016雷尔伟23.4629.626.11301060兰卫医学10.4929.40-6.67600611人人交通9.4029.386.82300630普利制药11.5828.8210.92002369卓翼科技4.6928.302.63301550斯菱股份45.5728.08-1.98300147香雪制药8.0226.92-9.38300511雪榕生物3.6626.8920.00301079邵阳液压16.4126.663.86002771真视通16.9826.593.16300371汇中股份11.2126.0817.75300875捷强装备26.1425.7720.02301228实朴检测11.5025.507.98600686金龙汽车16.9525.09-4.83300269联建光电3.3324.40-8.52600843上工申贝8.6224.102.86688721龙图光罩29.2923.89-4.22601921浙版传媒8.7023.761.05301208中亦科技28.1823.699.74002370亚太药业3.3723.5210.13300504天邑股份16.0022.753.76301608博实结54.6522.68-2.06603122合富中国6.5122.469.97300472新元科技5.5322.12-15.31873167新赣江10.9921.53-6.07600326西藏天路5.7621.47-4.16301049卓越科技19.8021.463.23000880潍柴重机8.8321.39-5.66300461田中精机17.9221.37-4.38301101明月镜片25.2621.29-7.34300322硕贝德10.0321.27-10.04002861瀛通通信9.9821.18-3.01871981晶赛科技13.8821.0713.68001298好上好25.8720.939.99301383天键股份28.7620.33-8.70