"Buffett's Berkshire Bets Big: Single Stock Holds Nearly 50% of $370B Portfolio"

Nearly half of Berkshire Hathaway's $370 billion equity portfolio, led by Warren Buffett, is invested in Apple, a decision that has paid off handsomely since 2016 with a 638% increase in share value. Buffett was attracted to Apple's strong brand, financial health, and low valuation at the time of purchase. However, with Apple's current limited growth prospects, a recent revenue decline, and a high price-to-earnings ratio, the article suggests that now may not be the best time to buy Apple stock unless its valuation significantly drops.