澜起科技2025年第二次回购进展披露：尚未开启回购，首次回购已完成233.90万股耗资超2亿元

Group 1 - The core viewpoint of the article is that 澜起科技 has announced updates regarding its share repurchase plans, including the completion of the first repurchase and the status of the second repurchase plan [1][2][3]. Group 2 - 澜起科技 completed its first share repurchase on September 19, 2025, buying back a total of 2.339 million shares for approximately 200.49 million yuan, excluding transaction fees [2]. - The second share repurchase plan was approved on July 7, 2025, with a proposed repurchase amount between 200 million yuan and 400 million yuan, aimed at reducing registered capital [3]. - As of September 30, 2025, 澜起科技 has not yet executed any shares under the second repurchase plan, with a total of 0 shares repurchased and 0 yuan spent [3].