每周股票复盘：汇顶科技（603160）总裁被立案调查，董事增持5万股

Group 1 - Company stock closed at 82.31 CNY on August 29, 2025, down 0.81% from the previous week [1] - The highest intraday price was 84.97 CNY on August 25, 2025, and the lowest was 78.66 CNY on August 26, 2025 [1] - Current total market capitalization is 38.034 billion CNY, ranking 39th out of 163 in the semiconductor sector and 464th out of 5152 in the A-share market [1] Group 2 - Director Zhang Fan increased his shareholding by 50,000 shares, representing 0.0108% of the total share capital [2][3] - President Liu Yuping is under investigation by the China Securities Regulatory Commission for suspected violations of securities laws and regulations [2][3]