"Warren Buffett's Berkshire Hathaway: Key Moves and Mystery Stock Revealed"

Warren Buffett's Berkshire Hathaway sold a small portion of its Apple shares, amounting to over 10 million shares, while maintaining a massive stake of over 905.5 million shares valued at about $174.3 billion. The conglomerate also reduced its holdings in Paramount Global by 32% and made other portfolio adjustments in the fourth quarter. Berkshire Hathaway's investments, including stocks of companies like Amazon, Bank of America, Coca-Cola, and Visa, have a collective value of nearly $374.4 billion, with Apple making up roughly half of that.