截至9月18日收盘，光纤概念上涨0.74%，位居概念板块涨幅第7，板块内，33股上涨，杭电股份、烽火通信、亨通光电等涨停，光库科技、中天科技、长芯博创等涨幅居前，分别上涨15.00%、6.97%、6.54%。跌幅居前的有永鼎股份、云南锗业、驰宏锌锗等，分别下跌8.20%、4.43%、4.00%。
　　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（%）F5G概念1.45金属铅-3.94共封装光学(CPO)1.35金属锌-3.88铜缆高速连接1.27黄金概念-3.08国家大基金持股1.26期货概念-3.05AI PC1.05稀土永磁-2.94光刻机0.83小金属概念-2.73光纤概念0.74互联网保险-2.71同花顺果指数0.69金属钴-2.70先进封装0.69金属铜-2.63液冷服务器0.60猪肉-2.63　　资金面上看，今日光纤概念板块获主力资金净流入25.84亿元，其中，29股获主力资金净流入，9股主力资金净流入超亿元，净流入资金居首的是亨通光电，今日主力资金净流入11.72亿元，净流入资金居前的还有烽火通信、中天科技、长芯博创等，主力资金分别净流入10.12亿元、7.86亿元、3.56亿元。
　　资金流入比率方面，亨通光电、烽火通信、中贝通信等流入比率居前，主力资金净流入率分别为28.24%、23.63%、13.96%。（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（%）600487亨通光电10.007.74117219.3628.24600498烽火通信10.0213.00101198.4523.63600522中天科技6.9710.9378580.0812.40300548长芯博创6.5413.5535643.107.83603220中贝通信5.8015.2723055.5713.96300620光库科技15.0017.5019974.253.85600869远东股份9.958.2218262.0512.31601869长飞光纤10.006.4618186.226.73300570太辰光2.2911.1316976.336.82002415海康威视0.551.328850.352.37002281光迅科技2.6910.547807.071.38688313仕佳光子2.068.565421.301.86301486致尚科技2.2114.224547.494.42603688石英股份1.235.013005.852.84301202朗威股份1.0619.932409.396.75000070特发信息1.838.562348.742.78301328维峰电子1.2710.741355.524.86301182凯旺科技3.556.941274.864.94688498源杰科技3.187.181013.680.60002276万马股份0.8916.65641.050.21300351永贵电器-0.659.80520.611.09000890法尔胜2.357.30477.343.64688450光格科技-1.902.27439.2413.73300227光韵达0.005.72416.811.75300398飞凯材料1.9511.79366.230.23688260昀冢科技0.003.34312.042.42300565科信技术-1.754.22300.762.49300447全信股份-0.553.05281.443.11603042华脉科技-0.834.59107.210.93300747锐科激光-1.683.96-45.64-0.08300710万隆光电-2.654.72-58.12-0.87300504天邑股份-1.392.13-149.11-2.13688618三旺通信-1.461.88-176.95-3.17301329信音电子-1.595.26-202.18-3.00300270中威电子-3.693.14-214.39-3.18300913兆龙互连2.017.09-216.71-0.20002829星网宇达0.3911.85-240.27-0.65300667必创科技-2.623.16-275.55-3.18000720新能泰山-2.781.51-277.40-4.13688170德龙激光-1.464.66-387.32-1.88688143长盈通6.488.88-410.41-0.96300557理工光科-1.573.11-489.90-4.62301289国缆检测-1.921.52-554.79-9.02600345长江通信0.735.66-578.94-1.68000881中广核技-2.522.06-590.96-4.42002522浙江众成-2.083.62-686.29-3.99603386骏亚科技-1.633.43-755.80-4.40300265通光线缆-1.393.04-811.99-6.23000586汇源通信-1.306.27-941.84-5.98603618杭电股份10.0621.24-1235.77-0.97300292吴通控股-2.304.49-1632.71-6.32688025杰普特2.412.36-1752.53-4.80688195腾景科技4.5111.37-1987.76-1.16002491通鼎互联-3.188.80-2050.76-3.21603690至纯科技-1.088.77-2379.94-2.46002298中电鑫龙-2.0312.39-2512.39-3.00300408三环集团-0.422.24-2786.08-1.44688518联赢激光-2.255.72-3177.36-6.15300079数码视讯-2.314.43-3237.45-9.45300698万马科技-1.407.90-3342.31-7.45688048长光华芯-0.5010.89-5351.94-5.98688167炬光科技1.0513.01-5807.30-2.79002008大族激光4.3510.23-6215.54-1.53002429兆驰股份3.096.23-9346.51-4.90300757罗博特科-2.517.40-10476.40-3.28600497驰宏锌锗-4.003.32-11329.04-11.14300252金信诺-2.8918.65-14174.93-8.69002222福晶科技-1.1210.75-16850.59-7.06000063中兴通讯0.276.23-20446.17-1.81600105永鼎股份-8.2015.88-21947.91-9.33002428云南锗业-4.439.43-23014.22-13.28300394天孚通信-1.205.29-33491.00-4.52（文章来源：证券时报网）