Group 1 - The fentanyl concept sector increased by 0.65%, ranking first among concept sectors, with two stocks rising, including Renfu Pharmaceutical which hit the daily limit [1] - The main funds net inflow into the fentanyl concept sector was 577 million yuan, with Renfu Pharmaceutical receiving the largest net inflow of 571 million yuan [2][3] - The net inflow ratios for leading stocks in the fentanyl concept were 18.07% for Renfu Pharmaceutical, 8.67% for Enhua Pharmaceutical, and 2.06% for Lingrui Pharmaceutical [3] Group 2 - The stocks with the largest declines in the fentanyl concept sector included Dongfang Biology, Wanfu Biology, and Botuo Biology, with declines of 1.88%, 1.54%, and 1.36% respectively [1][2] - The trading volume and turnover rates for the leading stocks in the fentanyl concept were notable, with Renfu Pharmaceutical showing a turnover rate of 9.23% [3]

截至8月4日收盘，航空发动机概念上涨3.47%，位居概念板块涨幅第5，板块内，87股上涨，爱乐达20% 涨停，山河智能、能科科技、万泽股份等涨停，航亚科技、西菱动力、隆达股份等涨幅居前，分别上涨 11.19%、8.47%、7.24%。跌幅居前的有苏州高新、隆鑫通用、华工科技等，分别下跌0.37%、0.16%、 0.04%。 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（%） | | --- | --- | --- | --- | | 兵装重组概念 | 5.68 | 乳业 | -0.46 | | 军工信息化 | 3.75 | 动物疫苗 | -0.39 | | 军民融合 | 3.53 | 信托概念 | -0.36 | | 成飞概念 | 3.52 | 免税店 | -0.34 | | 航空发动机 | 3.47 | 短剧游戏 | -0.32 | | 太赫兹 | 3.40 | 赛马概念 | -0.23 | | 工业母机 | 2.99 | 低辐射玻璃(Low-E) | -0.21 | | 减速器 | 2.93 | 房屋检测 | -0.18 | | 培育钻石 | 2.89 | 冰雪产业 ...

截至5月12日收盘，航空发动机概念上涨3.42%，位居概念板块涨幅第7，板块内，78股上涨，晨曦航空 20%涨停，中超控股、成飞集成等涨停，优机股份、华伍股份、晟楠科技等涨幅居前，分别上涨 17.70%、9.64%、9.09%。跌幅居前的有润贝航科、ST炼石、隆鑫通用等，分别下跌5.00%、1.54%、 1.22%。 | 603809 | 豪能股 | 5.52 | 9.97 | 4780.18 | 3.53 | | --- | --- | --- | --- | --- | --- | | | 份 | | | | | | 601727 | 上海电 | 1.36 | 0.68 | 4458.06 | 6.96 | | | 气 | | | | | | 000738 | 航发控 | 3.83 | 2.56 | 3642.30 | 5.47 | | | 制 | | | | | | 300696 | 爱乐达 | 6.89 | 29.91 | 3250.37 | 2.86 | | 688685 | 迈信林 | 4.17 | 2.92 | 3194.37 | 11.49 | | 301213 | 观想科 技 | 2.38 ...