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The top 50% of investment in Berkshire Hathaway's portfolio as of June 30, 2023 is in **Apple Inc. (AAPL)**. Apple accounts for **50%** of Berkshire's stock portfolio and **78%** of its top five holdings. The other four stocks in the top five are **Bank of America Corp (BAC)**, **Chevron (CVX)**, **The Coca-Cola Company (KO)**, and **American Express Company (AXP)**. These are some of the most well-known and profitable companies in the world, reflecting Berkshire's strategy of investing in high-quality businesses with strong competitive advantages and growth potential.

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