2018年9月21日，两市大单净卖出前50
| 排名 | 代码 | 股票名称 | 大单买入(股) | 大单卖出(股) | 成交量(股) | 价格 | 涨幅(%) |
| 1 | 603838 | 四通股份 | 109,700 | 2,553,520 | 43,126 | 11.03 | 9.97 |
| 2 | 603777 | 来伊份 | 937,960 | 3,313,550 | 115,717 | 11.93 | 5.3 |
| 3 | 002860 | 星帅尔 | 0 | 355,472 | 9,571 | 17.07 | 0.47 |
| 4 | 300478 | 杭州高新 | 175,000 | 620,650 | 20,829 | 20.25 | 0 |
| 5 | 000955 | 欣龙控股 | 8,331,248 | 18,469,175 | 544,167 | 4.66 | 3.1 |
| 6 | 300588 | 熙菱信息 | 101,300 | 942,481 | 85,601 | 13.41 | -3.18 |
| 7 | 300004 | 南风股份 | 16,279,611 | 25,688,714 | 752,323 | 5.01 | 10.11 |
| 8 | 002526 | 山东矿机 | 40,367,706 | 57,230,381 | 2,198,340 | 2.6 | -8.13 |
| 9 | 002702 | 海欣食品 | 6,414,919 | 10,103,899 | 355,640 | 4.61 | 4.77 |
| 10 | 000929 | 兰州黄河 | 0 | 1,061,600 | 28,348 | 6.75 | -0.74 |
| 11 | 600568 | 中珠医疗 | 6,640,562 | 14,073,189 | 596,478 | 2.78 | -0.71 |
| 12 | 002692 | 远程电缆 | 4,929,297 | 10,839,064 | 625,623 | 5.49 | -10 |
| 13 | 000601 | 韶能股份 | 674,000 | 5,875,600 | 130,872 | 4.33 | 0 |
| 14 | 002143 | 印纪传媒 | 3,388,200 | 8,054,828 | 546,347 | 3.84 | -5.19 |
| 15 | 002858 | 力盛赛车 | 0 | 185,400 | 12,601 | 16.5 | 10 |
| 16 | 000721 | 西安饮食 | 7,088,544 | 13,417,481 | 637,649 | 4.75 | -0.84 |
| 17 | 002259 | 升达林业 | 8,280,728 | 17,563,300 | 1,076,238 | 3.94 | -6.64 |
| 18 | 002164 | 宁波东力 | 1,944,521 | 6,675,436 | 418,308 | 3.31 | -3.5 |
| 19 | 603917 | 合力科技 | 2,537,420 | 3,270,044 | 149,316 | 16.05 | 10.01 |
| 20 | 300490 | 华自科技 | 899,300 | 1,668,200 | 92,650 | 12.58 | 6.07 |
| 21 | 300237 | 美晨科技 | 81,400 | 1,481,400 | 60,594 | 6.79 | -1.02 |
| 22 | 002554 | 惠博普 | 2,299,900 | 7,681,536 | 410,390 | 3.75 | -0.79 |
| 23 | 300345 | 红宇新材 | 3,612,200 | 7,310,800 | 466,477 | 5.02 | -4.74 |
| 24 | 600903 | 贵州燃气 | 1,668,000 | 3,159,300 | 204,148 | 23.71 | -2.55 |
| 25 | 300103 | 达刚路机 | 5,385,602 | 7,591,046 | 372,184 | 8.81 | -10.01 |
| 26 | 002358 | 森源电气 | 2,503,405 | 5,822,161 | 163,436 | 14.88 | 0.88 |
| 27 | 300090 | 盛运环保 | 13,628,500 | 22,552,245 | 1,046,378 | 3.15 | -4.26 |
| 28 | 300597 | 吉大通信 | 38,000 | 543,000 | 49,955 | 14.13 | 1 |
| 29 | 000979 | 中弘股份 | 29,469,800 | 62,461,702 | 2,873,428 | 0.91 | -2.15 |
| 30 | 000950 | *ST建峰 | 4,402,837 | 9,101,469 | 463,262 | 7.36 | -2.9 |
| 31 | 002806 | 华锋股份 | 58,500 | 294,100 | 37,581 | 20.94 | -0.14 |
| 32 | 300011 | 鼎汉技术 | 1,564,701 | 3,855,669 | 176,722 | 6.86 | 3.78 |
| 33 | 000927 | 一汽夏利 | 817,266 | 5,203,115 | 166,916 | 3.36 | 10.16 |
| 34 | 002477 | 雏鹰农牧 | 10,925,500 | 24,090,985 | 1,269,921 | 1.92 | -2.04 |
| 35 | 000793 | 华闻传媒 | 1,873,251 | 9,989,727 | 502,795 | 3.62 | -1.09 |
| 36 | 603678 | 火炬电子 | 287,700 | 806,797 | 47,544 | 19.13 | -1.85 |
| 37 | 300648 | 星云股份 | 0 | 146,900 | 18,126 | 19.45 | 0.46 |
| 38 | 300157 | 恒泰艾普 | 872,381 | 3,572,281 | 184,326 | 6.22 | -1.27 |
| 39 | 002163 | 中航三鑫 | 1,556,652 | 4,899,941 | 227,229 | 5.2 | 6.34 |
| 40 | 002793 | 东音股份 | 0 | 145,100 | 12,761 | 12.38 | 0.73 |
| 41 | 600575 | 皖江物流 | 6,313,514 | 13,126,300 | 502,383 | 3.31 | 3.12 |
| 42 | 002600 | 江粉磁材 | 4,485,857 | 9,119,884 | 654,908 | 3.24 | -0.31 |
| 43 | 002789 | 建艺集团 | 0 | 117,640 | 11,236 | 15.22 | 0.26 |
| 44 | 600490 | 鹏欣资源 | 18,526,259 | 27,318,244 | 864,086 | 6.39 | -8.97 |
| 45 | 002828 | 贝肯能源 | 120,000 | 425,640 | 53,846 | 15.37 | -1.6 |
| 46 | 300481 | 濮阳惠成 | 0 | 152,781 | 22,440 | 11.85 | -0.67 |
| 47 | 300484 | 蓝海华腾 | 80,400 | 402,800 | 75,351 | 13.28 | -3.21 |
| 48 | 300145 | 中金环境 | 700,580 | 2,806,660 | 218,245 | 4.25 | -0.93 |
| 49 | 300343 | 联创互联 | 79,200 | 825,900 | 46,807 | 8 | 0 |
| 50 | 002667 | 鞍重股份 | 0 | 211,070 | 10,164 | 7.61 | 9.97 |