What stock has warren buffet invested 2.3 billion in?

Warren Buffett's Berkshire Hathaway invested approximately $2.3 billion in Occidental Petroleum in 2022. This investment was part of a broader strategy to capitalize on rising energy prices and the company's strong position in the oil and gas sector. Occidental Petroleum's focus on sustainable practices and its potential for growth likely contributed to Buffett's interest in the stock.