伯克希尔哈撒韦A：截至二季度末 公司前五大持仓的公允价值合计占比达67%

Group 1 - The core viewpoint of the article highlights that as of June 30, 2025, the fair value of Berkshire Hathaway's top five holdings accounts for 67% of its total portfolio [1] - The top five holdings as of the end of Q2 include American Express, Apple, Bank of America, Coca-Cola, and Chevron [1]