精艺股份振幅19.40%，2机构现身龙虎榜

Group 1 - The stock of Jingyi Co., Ltd. experienced a decline of 6.25% with a turnover rate of 27.81% and a trading volume of 767 million yuan, showing a volatility of 19.40% throughout the day [1] - Institutional investors net bought 767,500 yuan, while the total net selling by brokerage seats amounted to 18.35 million yuan [1] - The top five brokerage seats accounted for a total transaction volume of 128 million yuan, with a buying amount of 55.41 million yuan and a selling amount of 72.99 million yuan, resulting in a net selling of 17.58 million yuan [1] Group 2 - The main funds for Jingyi Co., Ltd. saw a net outflow of 44.65 million yuan today, with large orders contributing to a net outflow of 5.49 million yuan and a net outflow of 39.16 million yuan from big orders [1] - Over the past five days, the main funds have experienced a net outflow of 166 million yuan [1] - Specific brokerage seats involved in trading included China Galaxy Securities and Guojin Securities, with significant buying and selling activities recorded [1]