达梦数据今日大宗交易折价成交20万股，成交额4380万元

Group 1 - On September 26, Dameng Data executed a block trade of 200,000 shares, with a transaction amount of 43.8 million yuan, accounting for 6.94% of the total trading volume for that day [1] - The transaction price was 219 yuan, which represents a discount of 14.62% compared to the market closing price of 256.5 yuan [1]