Warren Buffett’s Berkshire Hathaway boosts its stake in Occidental Petroleum

Warren Buffett’s Berkshire Hathaway increased its stake in Occidental Petroleum Corp. in recent days.

Berkshire bought about 5.8 million shares of Occidental in a series of purchases Friday, Monday and Tuesday, according to a late Tuesday filing with the Securities and Exchange Commission, at prices ranging from $59.85 a share to $61.90 a share. The value of the purchases was about $360 million.