歌尔股份火速加码回购，控股股东曾在20元附近大规模增持

Group 1 - The core viewpoint of the article highlights that GoerTek has increased its share buyback amount from 500 million to 1.5 billion yuan due to a more than 35% decline in stock price from its peak [2] - The company's closing price has fallen below the average buyback price of 27.32 yuan, and the controlling shareholder previously made significant purchases around the 20 yuan mark [2] - GoerTek's main business includes precision components, smart acoustic systems, and smart hardware, with products used in smartphones, tablets, smart wireless earphones, VR, MR, AR, AI smart glasses, wearables, smart home devices, and automotive electronics [2] Group 2 - For the first three quarters of 2025, GoerTek reported revenue of 68.107 billion yuan, a year-on-year decrease of 2.21%, while net profit attributable to shareholders increased by 10.33% to 2.587 billion yuan [2] - As of February 2, GoerTek's stock price was 26.06 yuan per share, with a TTM price-to-earnings ratio of 31.78 [2]