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证券时报·数据宝统计，截至（10月21日）收盘，沪指报3713.03点，跌22.34点，跌幅为0.60%；深成指报11704.35点，跌96.94点，跌幅为0.82%；创业板指报2694.71点，跌44.49点，跌幅为1.62%。个股方面，今日36只A股换手率超过20%，其中文峰光电换手率达五成以上，半数筹码易主。（数据宝）

10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（%）920296文峰光电36.3096.64217.03301313凡拓数创52.2046.3111.54920196南方乳业17.0445.53-7.29301569联亚药业20.0644.56-9.19920157宇特光电69.8043.796.56000530冰山冷热8.6342.995.63920096嘉晨智能36.9041.233.16003029吉大正元25.6638.27-3.57301052果麦文化33.9737.014.88301591肯特股份45.6836.66-6.78002343慈文传媒10.5531.732.93600127金健米业13.6130.702.79920162莫森泰克19.0028.59-5.14000993闽东电力15.3128.203.87301520万邦医药58.3828.001.14301660粤芯半导体-U30.4527.41-0.36601091沈鼓集团19.6227.353.81600241时代万恒12.2626.13-9.99300300海峡创新10.3125.046.40000823超声电子24.0724.35-6.01001239永达股份14.7424.1410.00301666大普微-UW335.0023.883.72301513尚水智能55.7723.85-3.84300862蓝盾光电38.4023.842.45002172澳洋健康5.0823.13-8.80301716鸿富诚497.4022.897.30301218华是科技68.9822.273.62000576甘化科工9.7321.966.11300798锦鸡股份7.9821.721.01688507索辰科技168.9821.344.26300006莱美药业9.3021.2720.00301699洛轴股份28.8220.94-4.76000592平潭发展7.1920.387.47002354天娱数科7.9120.242.99000995皇台酒业13.5020.24-0.22002889东方嘉盛13.8320.03-5.85

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。