松芝股份今日大宗交易折价成交25万股，成交额207.75万元

Group 1 - The core point of the news is that Songzhi Co., Ltd. executed a block trade of 250,000 shares on December 18, with a transaction value of 2.0775 million yuan, accounting for 4.3% of the total trading volume for that day [1][2] - The transaction price was 8.31 yuan per share, which represents a discount of 1.54% compared to the market closing price of 8.44 yuan [1][2] - The buyer was CITIC Securities Co., Ltd. from its Beijing headquarters, while the seller was Guoyuan Securities Co., Ltd. from its Shanghai Hongqiao Road branch [2]