Berkshire now owns 264 million Occidental shares worth about $12 billion, a 28% stake in the big U.S.-focused energy company.

Friday closed down -0.50%, the Dow Jones Industrials Index ($DOWI) (DIA) closed down -0.75%, and the Nasdaq 100 Index ($IUXX) ...

Occidental Petroleum ( OXY) Fell to its lowest level in more than six weeks following a downgrade from Goldman Sachs. The ...

Occidental Petroleum Corp. closed 34.47% below its 52-week high of $71.19, which the company reached on April 12th.