世嘉科技今日跌7.22%，4家机构专用席位净买入1.30亿元

Group 1 - Sega Technology experienced a decline of 7.22% in its stock price [1] - The trading volume reached 1.265 billion yuan, with a turnover rate of 27.33% [1] - Post-market data indicates that four institutional special seats net bought 130 million yuan, while one institutional special seat net sold 21.2254 million yuan [1]