Warren Buffett is reportedly eyeing Berkshire Hathaway's biggest deal in three years

Warren Buffett speaks during the Berkshire Hathaway Annual Shareholders Meeting in Omaha, Nebraska, on May 3, 2025.Warren Buffett's Berkshire Hathaway is closing in on a deal to buy Occidental Petroleum's petrochemical unit OxyChem for roughly $10 billion, the Wall Street Journal reported Tuesday. The potential deal, which could finalize within days per the Journal, could be Berkshire's largest since 2022 when it bought insurer Alleghany for $11.6 billion. That deal was announced in March of that year and c ...