天奇股份今日跌7.36%，有4家机构专用席位净卖出2.25亿元

Group 1 - The stock of Tianqi Co., Ltd. dropped by 7.36% today, with a trading volume of 3.222 billion yuan and a turnover rate of 27.22% [1] - After-hours trading data shows that the Shenzhen Stock Connect special seat bought 5.6827 million yuan and sold 15.2 million yuan, indicating significant trading activity [1] - Four institutional special seats net sold 225 million yuan, suggesting a bearish sentiment among institutional investors [1]