Core Viewpoint - Warren Buffett's Berkshire Hathaway has completely exited its investment in BYD, marking the end of a significant investment that saw the stock price increase by approximately 3890% during the holding period [4]. Investment History - Buffett initially invested in BYD in September 2008, acquiring 225 million H-shares at a price of HKD 8 per share, totaling around HKD 1.8 billion, with a price-to-earnings ratio of 10.2 and a price-to-book ratio of 1.53 [6]. - Over the years, Buffett maintained a substantial stake in BYD until 2022, when he began to reduce his holdings [7]. - By August 2022, Berkshire had sold 1.33 million shares at an average price of HKD 277.1016, reducing its stake to 19.92% [7]. Recent Developments - Following a series of reductions, Berkshire's stake in BYD fell to 4.94% by July 2024, with a total of approximately 171 million shares sold, decreasing from 225 million shares [9]. - The average selling price ranged from HKD 169.87 to HKD 277.1 per share [9]. Company Performance - BYD reported a revenue of CNY 371.28 billion for the first half of the year, reflecting a year-on-year growth of 23.3% [11]. - The net profit attributable to shareholders was CNY 15.51 billion, up 13.79% year-on-year [11]. - The total sales volume for the first half of the year reached 2.146 million units, a 33.04% increase compared to the previous year [11].