Berkshire Hathaway continued to add to its large stake in Occidental Petroleum in recent days and now holds a $7.2 billion interest in the big energy company, according to a filing late Wednesday.
Berkshire Hathaway (ticker: BRK/A, BRK/B) purchased 18.1 million shares from Monday through Wednesday to bring its stake to 136.4 million shares, a 14.6% interest in Occidental Petroleum (OXY).
Berkshire,…