8月21日，北交所个股合计成交量14.29亿股，成交额368.20亿元，成交额相对上一交易日减少38.70亿元，个股来看，收盘上涨的共71只。
　　证券时报·数据宝统计显示，今日可交易北交所个股中，收盘股价上涨的有71只，占可交易个股的26.10%，收盘涨幅居前的有路桥信息、恒拓开源、永顺生物，分别上涨15.70%、10.07%、9.87%。收盘股价下跌的有195只，跌幅居前的有宏远股份、戈碧迦、卓兆点胶等，分别下跌12.69%、12.24%、10.71%。
　　成交方面，全天成交额超亿元的股票共有128只，成交额居前的北交所股票有戈碧迦、并行科技、曙光数创等，成交额分别为9.79亿元、8.27亿元、7.67亿元。
　　股票活跃度来看，今日可交易的北交所个股中，换手率超10%的有53只，其中，8股换手率超20%，换手率在5%~10%之间的有99只，换手率在1%~5%之间的有119只。全天换手率居前的股票有宏远股份、科力股份、方盛股份等，换手率分别为65.16%、33.10%、28.64%。（数据宝）
　　北交所个股今日成交明细
代码简称收盘价（元）涨跌幅（%）换手率（%）成交额（万元）835438戈碧迦43.00-12.2416.0197930.34839493并行科技181.504.5811.3482694.66872808曙光数创92.69-4.924.2376693.67920018宏远股份36.67-12.6965.1671389.27837748路桥信息75.0415.7011.5255507.71920799艾融软件61.860.597.1054209.18832735德源药业42.00-3.9811.3652262.23835184国源科技28.31-3.1118.7248189.31430476海能技术29.49-8.5619.1347057.40832982锦波生物324.203.612.3244672.20830839万通液压46.28-10.5513.8244389.24835179凯德石英40.150.3817.1342055.81836247华密新材33.00-6.7010.8441505.04835174五新隧装63.70-4.217.1940799.92834415恒拓开源18.4710.0719.8439153.85871981晶赛科技45.400.8922.0938313.42839273一致魔芋43.88-6.4412.3337055.36430139华岭股份28.14-3.564.8335841.58873593鼎智科技43.46-4.104.8334424.97920088科力股份42.585.4533.1033616.10873726卓兆点胶46.28-10.7116.3233476.30832171志晟信息31.502.0414.7132005.23836807奔朗新材20.62-2.8711.5430150.70430047诺思兰德29.153.555.6929898.35832662方盛股份40.05-9.7828.6429165.05832491奥迪威32.50-3.827.4828438.66920029开发科技102.280.628.5228431.21833914远航精密36.70-8.667.3227870.87832876慧为智能37.755.7419.3327600.20839790联迪信息52.600.449.2827348.28836077吉林碳谷15.36-5.365.5427298.75832149利尔达16.43-2.6714.0227145.37920068天工股份22.12-4.6619.1426928.66838402硅烷科技13.36-1.914.5726762.13832225利通科技26.50-6.8511.8326651.78920116星图测控72.12-3.168.9026276.88832885星辰科技25.23-4.4711.6926265.20920002万达轴承131.30-2.396.0125477.24831087秋乐种业18.780.978.3125468.96430418苏轴股份32.59-4.014.7024319.20832522纳科诺尔59.67-3.103.1424176.70920060万源通37.30-2.699.1124134.04833429康比特23.339.389.4424121.36430090同辉信息9.920.0017.6524075.47872953国子软件41.821.1914.9223841.34873806云星宇16.751.954.6723825.12836942恒立钻具46.88-2.7411.8923439.07831961创远信科24.28-3.619.0923374.56832786骑士乳业11.18-4.0314.4223214.51837403康农种业26.334.1514.8923078.94833171国航远洋11.260.546.8422260.78920037广信科技99.40-1.617.5022039.58835368连城数控30.16-3.023.2221886.94920101志高机械52.90-2.3419.6821467.71834770艾能聚20.600.1012.8621419.88831641格利尔20.911.0121.6421273.48834599同力股份25.210.842.3720885.83832469富恒新材17.05-5.6411.6120769.17833943优机股份30.02-7.7413.0020334.17920027交大铁发31.930.7923.6120123.60837592华信永道53.48-0.397.3019917.31873001纬达光电26.57-2.898.0418991.06831195三祥科技21.902.9611.8218747.52873169七丰精工38.98-2.069.3418707.69834021流金科技7.88-0.639.1518126.50832089禾昌聚合18.440.7110.1617754.86873305九菱科技66.30-3.007.2017733.30835185贝特瑞22.87-1.000.6817448.02831010凯添燃气14.58-1.496.6416941.23830879基康技术28.13-3.534.3216839.00839729永顺生物11.699.8719.1516391.12873679前进科技25.959.4922.6916168.09838971天马新材38.42-0.344.9616150.19834261一诺威16.62-0.125.4216118.89920819颖泰生物4.563.402.9015879.97835640富士达28.18-2.633.0715723.74833509同惠电子27.60-3.236.5815636.40873693阿为特51.90-4.078.0215470.66836208青矩技术30.111.315.6915339.07836239长虹能源35.88-2.345.9615018.85920106林泰新材100.80-2.544.9914908.58833394民士达47.34-2.296.3714648.34833575康乐卫士18.274.404.2414407.20831526凯华材料34.68-6.177.7814295.93835207众诚科技30.81-1.388.1114267.41430425乐创技术25.36-4.489.3114133.23873706铁拓机械26.80-3.4611.9113877.81430478峆一药业25.19-1.9111.3213620.37871245威博液压34.83-7.5910.0313551.18872351华光源海30.700.7212.2813520.41920489佳先股份23.68-2.556.6113490.71833454同心传动21.83-1.499.4613231.25872190雷神科技33.36-2.373.9513175.96832978开特股份27.39-3.154.6513047.16837092汉鑫科技47.261.488.5912985.33836699海达尔53.56-5.2211.2212794.80837821则成电子32.60-3.525.2912719.83870199倍益康43.020.567.8912626.08871642通易航天19.55-1.266.2412354.19920082方正阀门23.270.6913.1111989.70920008成电光信38.89-2.789.0611869.81872541铁大科技17.630.007.2911701.83838924广脉科技29.320.106.4011686.92836504博迅生物31.090.1921.4811483.03830946森萱医药12.69-1.552.0711413.49837023芭薇股份19.461.789.1211353.43834062科润智控11.82-2.317.1511335.17872895花溪科技32.904.0211.8911277.70833533骏创科技35.54-2.314.3211264.48870357雅葆轩27.20-4.069.1211174.65833284灵鸽科技26.57-2.106.1211095.82833030立方控股32.501.186.0611071.44920019铜冠矿建24.960.937.8911031.55837006晟楠科技34.73-1.819.1610975.98830809安达科技5.83-1.354.0510974.73430017星昊医药22.02-1.484.0510930.51831726朱老六21.78-4.228.8910914.93832651天罡股份34.110.3819.4910789.50872392佳合科技41.70-2.467.1210575.38873223荣亿精密13.450.309.3710496.02920005鼎佳精密52.59-2.3610.3110390.04839725惠丰钻石30.200.838.1510369.11838227美登科技72.830.397.8310278.95837344三元基因31.880.692.8010230.88833075柏星龙33.32-2.978.6410145.19836961西磁科技40.83-2.306.5110137.71838810春光智能17.282.379.4610124.64832419路斯股份23.620.304.5210017.71837242建邦科技39.38-6.536.669947.89831039国义招标15.71-0.574.009851.17835579机科股份30.74-2.356.989695.98871478巨能股份30.76-2.8113.499625.82837663明阳科技24.23-3.626.099463.11871634新威凌28.85-2.968.089405.75831689克莱特42.85-2.035.589131.70837212智新电子18.43-0.389.028777.71836263中航泰达15.77-3.315.318724.73920098科隆新材35.61-2.255.448539.72920128胜业电气35.40-2.2110.838478.50836826盖世食品12.86-3.2410.828452.26920682球冠电缆10.85-0.284.118425.16920007酉立智能77.27-2.059.888133.34836720吉冈精密15.68-2.007.098023.23831832科达自控23.300.343.847714.74831855浙江大农22.550.895.107708.05430564天润科技26.13-1.437.177654.84839719宁新新材16.70-2.455.977374.12838262太湖雪27.67-0.228.377328.46430510丰光精密22.40-1.753.417271.14835985海泰新能10.27-1.723.197260.18873570坤博精工44.13-3.126.587215.13871396常辅股份35.30-0.653.937064.09839371欧福蛋业11.35-2.163.207041.46837174宏裕包材19.174.024.597030.72873122中纺标44.49-0.364.376996.35873576天力复合33.35-0.891.946976.26833751惠同新材21.80-1.803.7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