证券时报·数据宝统计，截至今日下午收盘，上证综指3916.33点，收于半年线之上，涨跌幅1.36%，A股总成交额为18926.93亿元。到目前为止，今日有364只A股价格突破了半年线，其中乖离率较大的个股有中裕科技、正元地信、理工光科等，乖离率分别为24.78%、16.99%、15.09%；明牌珠宝、美的集团、贵航股份等个股乖离率较小，刚刚站上半年线。
　　10月21日突破半年线个股乖离率排名
证券代码证券简称今日涨跌幅（%）今日换手率（%）半年线（元）最新价（元）乖离率（%）920694中裕科技29.9615.4320.0925.0724.78688509正元地信20.0919.664.345.0816.99300557理工光科20.0211.5226.6230.6415.09603329上海雅仕10.038.8811.6012.618.69300232洲明科技8.109.597.337.877.33300812易天股份7.6310.4522.6524.257.05300516久之洋8.114.3436.5639.086.88920198微创光电30.0032.5612.3213.136.55301211亨迪药业6.844.5712.3713.126.10000016深康佳A10.004.065.205.505.84920402硅烷科技9.003.0410.7711.385.70300046台基股份6.9210.1538.5040.655.58688143长盈通5.923.7940.5642.765.43300849锦盛新材7.748.4814.0114.765.39688262国芯科技5.314.5827.7729.165.02688080映翰通5.994.6249.3851.834.95300370安控科技8.339.242.993.124.18600675中华企业4.411.472.963.084.15000509华塑控股9.877.403.313.454.14600981苏豪汇鸿4.171.542.883.004.07603171税友股份4.371.6746.5148.273.78000897津滨发展3.934.482.292.383.78002485ST雪发4.920.623.703.843.74603005晶方科技5.557.8128.9930.033.60000863三湘印象4.743.203.633.763.58300172中电环保3.537.205.405.583.39603079圣达生物3.872.8417.4017.993.38301567贝隆精密5.4313.0041.3342.703.31601999出版传媒3.801.276.897.113.20688253英诺特5.089.1431.4832.463.12（文章来源：证券时报网）