燕东微涨2.35%，成交额6532.52万元，主力资金净流入218.76万元

Core Viewpoint - Yandong Microelectronics has shown significant stock price fluctuations and strong revenue growth, indicating potential investment opportunities in the semiconductor sector [1][2]. Group 1: Stock Performance - As of October 16, Yandong Microelectronics' stock price increased by 2.35% to 27.45 CNY per share, with a total market capitalization of 39.198 billion CNY [1]. - Year-to-date, the stock price has risen by 36.91%, but it has experienced a decline of 15.54% over the last five trading days [1]. - The stock has been on the龙虎榜 (top trading list) once this year, with the most recent appearance on October 9, where it recorded a net buy of -625.807 million CNY [1]. Group 2: Company Overview - Yandong Microelectronics, established on October 6, 1987, is located in Beijing and was listed on December 16, 2022 [2]. - The company's main business includes the design, production, and sales of discrete devices and analog integrated circuits, as well as semiconductor wafer manufacturing and packaging testing services [2]. - The revenue composition is as follows: products and solutions 47.18%, manufacturing and services 43.91%, and others 9.92% [2]. Group 3: Financial Performance - For the first half of 2025, Yandong Microelectronics achieved a revenue of 659 million CNY, representing a year-on-year growth of 6.85% [2]. - The net profit attributable to the parent company reached 128 million CNY, showing a remarkable year-on-year increase of 943.17% [2]. Group 4: Shareholder Information - As of June 30, 2025, the number of shareholders decreased by 2.43% to 17,000, with an average of 34,345 circulating shares per person, an increase of 2.49% [2]. - The eighth largest circulating shareholder is the 嘉实上证科创板芯片ETF, holding 5.6999 million shares, which is an increase of 542,500 shares compared to the previous period [3].