截至4月20日收盘，光纤概念上涨2.60%，位居概念板块涨幅第8，板块内，65股上涨，汇源通信、云南锗业、中天科技等涨停，基康技术、通光线缆、亨通光电等涨幅居前，分别上涨14.41%、13.91%、9.42%。跌幅居前的有长光华芯、中贝通信、源杰科技等，分别下跌5.74%、4.22%、3.97%。

今日涨跌幅居前的概念板块

概念今日涨跌幅（%）概念今日涨跌幅（%）中船系3.54芬太尼-1.16国产航母3.16青蒿素-1.07太赫兹3.10减肥药-0.58柔性直流输电3.02盐湖提锂-0.55同花顺果指数2.90禽流感-0.52赛马概念2.71动物疫苗-0.52成飞概念2.68生物疫苗-0.51光纤概念2.60租售同权-0.48培育钻石2.53重组蛋白-0.37特高压2.44石墨电极-0.35

资金面上看，今日光纤概念板块获主力资金净流入27.13亿元，其中，51股获主力资金净流入，18股主力资金净流入超亿元，净流入资金居首的是中天科技，今日主力资金净流入16.77亿元，净流入资金居前的还有亨通光电、京东方A、烽火通信等，主力资金分别净流入9.05亿元、8.60亿元、6.43亿元。

资金流入比率方面，通鼎互联、魅视科技、中天科技等流入比率居前，主力资金净流入率分别为35.99%、35.15%、24.61%。（数据宝）

光纤概念资金流入榜

代码简称今日涨跌幅（%）今日换手率（%） 主力资金流量（万元）主力资金净流入比率（%）600522中天科技9.996.59167664.1524.61600487亨通光电9.429.0790477.016.83000725京东方A4.233.2886003.6317.41600498烽火通信7.5110.4164345.589.29002491通鼎互联9.986.1042727.7835.99002008大族激光1.854.8435748.448.66600184光电股份9.996.4021096.4323.53000063中兴通讯1.422.0520584.976.97002179中航光电2.942.0320094.9512.87601869长飞光纤5.225.1719163.932.35000586汇源通信10.0022.8219073.0321.27002415海康威视4.171.4817720.023.82300265通光线缆13.9124.0215363.446.66603618杭电股份5.4713.6313589.185.67301486致尚科技2.6713.9613073.847.56688518联赢激光6.969.3211906.8512.42688418震有科技3.736.5111789.2619.19600497驰宏锌锗3.734.0110287.615.56300620光库科技-0.369.139641.381.70300398飞凯材料1.957.648007.146.21000070特发信息3.4417.237799.072.43002429兆驰股份2.722.785341.083.89600345长江通信4.9215.474885.842.85300252金信诺5.1910.384566.725.25001229魅视科技9.995.964319.6935.15603938三孚股份6.867.033997.295.24000720新能泰山4.6413.403604.974.33300557理工光科3.576.273537.1612.89002222福晶科技1.155.572880.691.21688143长盈通-0.528.562744.023.76300516久之洋2.904.282727.775.58688170德龙激光-1.169.072354.724.14300351永贵电器4.5912.851704.682.58603690至纯科技1.563.281630.755.01300292吴通控股2.626.891298.623.31300447全信股份3.497.091197.094.07300747锐科激光5.028.231123.950.72000890法尔胜9.1918.901077.961.04688618三旺通信-0.955.29958.183.97688260昀冢科技0.243.29849.267.19603703盛洋科技3.243.38834.354.27603386骏亚科技0.981.89792.008.85601868中国能建1.032.63648.820.26000881中广核技2.241.07632.738.51688450光格科技6.716.02561.164.39688668鼎通科技-0.386.00356.650.20300698万马科技0.161.60286.584.11300710万隆光电2.744.52191.401.84301329信音电子1.323.28156.673.37002829星网宇达3.425.35119.470.65301289国缆检测1.521.0914.620.30300079数码视讯1.102.26-152.81-0.96300667必创科技2.466.22-194.75-0.99300504天邑股份-0.122.67-310.34-3.29301202朗威股份0.844.71-341.17-4.64301196唯科科技5.647.79-561.77-0.73301349信德新材1.656.70-606.00-1.76301172君逸数码1.297.08-754.83-3.52300757罗博特科-0.104.62-789.61-0.22603042华脉科技1.7112.68-817.28-1.82301182凯旺科技-1.613.98-900.67-3.51300913兆龙互连-0.472.51-1210.35-3.42300227光韵达-0.844.08-1320.98-6.39002643万润股份-0.361.32-1829.89-9.07002522浙江众成1.453.94-2504.34-11.18301517陕西华达1.3416.75-2680.07-2.24300270中威电子-1.269.81-3027.79-9.82002298中电鑫龙0.294.76-3984.48-12.17600674川投能源3.651.41-4354.30-4.19688400凌云光-2.082.72-4435.14-7.30600869远东股份5.515.25-9082.52-5.08688195腾景科技-1.227.96-9194.45-2.44300408三环集团-2.581.37-9832.98-5.97688167炬光科技-2.586.97-13684.79-5.77688025杰普特-1.654.49-15880.62-13.26603688石英股份-1.644.90-18766.53-13.63688498源杰科技-3.974.25-20404.81-4.09688313仕佳光子-0.3512.26-25541.65-3.59603220中贝通信-4.2216.99-26093.28-11.33300548长芯博创-1.418.71-27748.94-4.66688048长光华芯-5.7410.01-29719.83-5.41600105永鼎股份1.2112.68-30466.81-3.88300570太辰光-2.6715.24-45104.54-11.13300394天孚通信-1.265.21-46608.15-3.07002428云南锗业10.0017.73-48541.01-6.24002281光迅科技2.769.81-82820.10-8.87