Home American singer Occidental Petroleum stock surges after Warren Buffett’s Berkshire Hathaway discloses boosting stake to 28% – MarketWatch Occidental Petroleum stock surges after Warren Buffett’s Berkshire Hathaway discloses boosting stake to 28% – MarketWatch American singer jqqea February 15, 2023 0 Comment source American Singer Female American Singers Male Top 10 American Singers