Warren Buffett (Trades, Portfolio), the esteemed investor and Chairman of Berkshire Hathaway, has made a notable addition to the firm's extensive portfolio by acquiring shares in the Liberty SiriusXM Group (NASDAQ:LSXMA). This move, executed on January 4, 2024, signifies a strategic investment by one of the world's most respected value investors. The transaction details reveal a purchase of 1,090,754 shares at a trade price of $29.76, increasing Berkshire Hathaway's total holdings in the company to 21,298,434 shares.