Group 1 - The stock of Xingtum Control (920116) experienced a significant decline of 20.96% today, with a turnover rate of 27.14% and a total transaction amount of 1.352 billion yuan, showing a volatility of 25.45% [1] - Institutional investors net sold 29.7274 million yuan, while the total net selling by brokerage seats amounted to 1.4807 million yuan [1][2] - The stock has appeared on the龙虎榜 (Dragon and Tiger List) 11 times in the past six months, with an average price increase of 4.08% the day after being listed and an average increase of 1.37% over the following five days [3] Group 2 - The top five brokerage seats on the Dragon and Tiger List had a combined transaction amount of 248 million yuan, with a buying amount of 109 million yuan and a selling amount of 140 million yuan, resulting in a net selling of 31.2081 million yuan [2] - Among the brokerage seats, two institutional specialized seats were involved, with a total buying amount of 23.6421 million yuan and a selling amount of 53.3695 million yuan, leading to a net selling of 29.7274 million yuan [2][3]
星图测控1月15日龙虎榜数据