Warren Buffett, legendary investor and chairman of Berkshire Hathaway, recently increased his stake in Occidental Petroleum Corp ( NYSE:OXY ). As a result of the transaction, which took place on October 25, 2023, Buffett added 3,921,835 shares to his holdings, representing a 1.75% change in shares. The move will impact his portfolio by 0.07% and increase his total number of shares in the company to 228,051,027. The shares were purchased at $62.83 each, making OXY account for 4.11% of Buffett's portfolio, and he gets 25.78% of the company's shares. Known as the "Oracle of...