Warren Buffett’s Berkshire Hathaway is in talks to buy Occidental Petroleum’s petrochemical unit for $10 billion, potentially the largest deal since 2022. Buffett, 95, will step down as CEO at the end of 2025. Shares of Occidental fell despite the news. Buffett previously helped fund Occidental’s purchase of Anadarko Petroleum.

Read more at CNBC: Warren Buffett is reportedly eyeing Berkshire Hathaway’s biggest deal in three years