美芯晟科技（北京）股份有限公司 关于以集中竞价交易方式回购公司股份的进展公告

Group 1 - The company approved a share repurchase plan using excess funds, with a total repurchase amount between RMB 25 million and RMB 50 million, and a maximum repurchase price of RMB 49.00 per share [1] - The repurchase period is set for 12 months from the board's approval date [1] - The repurchased shares will be used for employee stock ownership plans and/or equity incentives [1] Group 2 - As of July 31, 2025, the company has repurchased a total of 1,393,700 shares, representing 1.2495% of the total share capital of 111,536,629 shares [2] - The highest repurchase price was RMB 41.525 per share, while the lowest was RMB 30.12 per share, with a total transaction amount of approximately RMB 49.95 million [2] Group 3 - The share repurchase complies with legal regulations and the company's repurchase plan requirements [3] - The company will continue to make repurchase decisions based on market conditions and fulfill information disclosure obligations in a timely manner [4]