Berkshire Hathaway adds to Occidental Petroleum stake with further $589m investment

This equated to nearly 10.5 million shares and brings Berkshire Hathaway's stake to around 27%. Berkshire Hathaway, which is overseen by chair Warren Buffet, bought 3.7 million worth of shares in March 2023 for around $216m. Buffett's company began buying large quantities of Occidental stock in 2022, around he time Russia invaded Ukraine. Berkshire Hathaway vice chair Charlie Munger dies aged 99 Occidental Petroleum closed a deal to acquire CrownRock earlier this week. CrownRock is one of the major US private shale oil producers and Occidental agreed to a $12bn purchase, incl...