The Motley Foolยท2025-06-05 09:45Group 1: American Express - American Express has become Berkshire Hathaway's second-biggest holding, with 151.6 million shares valued at $44.5 billion, making up 16% of Berkshire's stock portfolio [2][6] - The company focuses on a higher-income demographic, which is less affected by macroeconomic challenges, evidenced by a 6% year-over-year growth in total billed business and an 8% increase in currency-adjusted revenue [5][6] - American Express maintains its full-year profit outlook, expecting revenue growth of 8% to 10% and earnings per share between $15 and $15.50, reflecting a 14% increase from last year's earnings of $13.35 per share [6] Group 2: Capital One Financial - Capital One Financial caters to a broader consumer base, including those looking to build or rebuild credit, and has recently completed an acquisition of Discover, enhancing its market position [7][12] - The merger with Discover could challenge the dominance of Mastercard and Visa in the credit card payments network market [8][10] - Berkshire Hathaway established a 7.1 million share stake in Capital One worth about $1.3 billion, and Goldman Sachs has added it to its list of undervalued stocks [12] Group 3: Occidental Petroleum - Occidental Petroleum remains a significant investment for Berkshire Hathaway, with a 264.9 million share position valued at approximately $13 billion, representing nearly 6% of Berkshire's stock portfolio [18] - Despite the shift towards renewable energy, oil demand is projected to continue growing, with estimates suggesting peak oil consumption may not occur until 2034 or later [14][15] - Occidental is advancing in carbon-capture technology, which is expected to grow at an annualized rate of over 21% through 2034, positioning the company well for future opportunities [16]