海光信息今日大宗交易成交37.49万股，成交额8506.3万元

Group 1 - The core transaction of Haiguang Information involved 374,900 shares traded on September 19, with a total transaction value of 85.063 million yuan, accounting for 0.71% of the total trading volume for that day [1] - The average transaction price was 226.9 yuan, which represents a discount of 3.84% compared to the market closing price of 235.96 yuan [1] - The highest transaction price recorded was 235.96 yuan, while the lowest was 226.52 yuan [1]