Warren Buffett, Berkshire reveal $5.1 billion Occidental stake - Markets Insider

The investor's company plowed about $3.1 billion into the energy stock in three days, tripling the size of its new position to 91 million shares.

Warren Buffett's Berkshire Hathaway has amassed more than 91 million shares of Occidental Petroleum an almost 10% stake worth about $5.1 billion as of Friday's close. The famed investor's company, w… [+2395 chars]

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