Berkshire Hathaway to buy Occidental's OxyChem for $9.7 billion, in Buffett's biggest deal in three years
1. Berkshire Hathaway buys Occidental Petroleum's OxyChem unit for $9.7 billion. 2. This is Berkshire's largest acquisition since 2022. 3. Company has $344 billion in cash, indicating strong financial position. 4. Occidental to use $6.5 billion to reduce debt, improving balance sheet. 5. CEO transition planned as Buffett steps down at year-end.