Warren Buffett may be a big fan of oil giant Occidental Petroleum , but Morningstar has a more bearish view on...
Rigzone | Buffett-backed stock still overvalued despite turnaround
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Warren Buffett may be a big fan of oil giant Occidental Petroleum , but Morningstar has a more bearish view on...
OMAHA, Neb.—Warren Buffett’s company has bought up more than $11 billion worth of Occidental Petroleum stock...