中国基金报·2025-11-15 02:27Core Viewpoint - Berkshire Hathaway, led by Warren Buffett, has made significant changes to its investment portfolio in the third quarter, including a new position in Alphabet and a reduction in its holdings of Apple and other stocks [2][11]. Summary by Sections New Purchases - Berkshire initiated a new position in Alphabet, purchasing approximately 17.85 million shares, valued at about $4.34 billion, which represents 1.62% of its total portfolio and ranks as the tenth largest holding [6][9]. Increased Holdings - The company increased its stake in Chubb Limited (insurance) by about 4.3 million shares, raising its market value by $1.21 billion, with the holding percentage increasing from 3.04% to 3.31% [8]. Reduced Holdings - Berkshire sold approximately 41.79 million shares of Apple, a reduction of over 14.92%, leaving it with over 238.21 million shares valued at approximately $60.66 billion, making Apple still the largest holding [11][12]. - The company also reduced its holdings in Bank of America by about 37.22 million shares, decreasing its stake from 11.12% to 10.96% [14]. - Berkshire completely exited its position in D.R. Horton, selling all 1.4854 million shares, which is significant as the company is considered a barometer for the U.S. housing market [11][13]. Overall Portfolio Changes - As of the end of the third quarter, Berkshire held a total of 41 stocks in the U.S. market, with a total market value of $267 billion, an increase from $258 billion in the previous quarter. The top ten holdings accounted for 86.69% of the total portfolio [4][5].