江化微4天4板！9时25分再度涨停，背后逻辑揭晓

Group 1 - The stock of Jianghua Microelectronics has experienced a continuous limit-up for four consecutive trading days, achieving a total of four limit-ups in four days [1] - On the latest trading day, the stock reached a limit-up at 9:25 AM with a transaction amount of 0.15 billion yuan, a limit order volume of 16.21 billion yuan, and a turnover rate of 0.13% [1] - The controlling shareholder of the company plans to transfer 23.96% of its shares, which will result in a change of the actual controller to the Shanghai State-owned Assets Supervision and Administration Commission [1] Group 2 - The semiconductor sector has seen an increase in overall activity, drawing market attention to related industry chain companies [1]