Berkshire Hathaway Inc. is an American holding company, whose conglomerate includes over 80 companies with activities spanning a wide range of business areas, including insurance and reinsurance, rail freight, energy supply, financial services, manufacturing, and wholesale and retail. The chairman is the major US investor and multi-billionaire Warren Buffett.
According to Berkshire Hathaway 's latest financial reports the company has a price-to-book ratio of 2.50973. The price-to-book ratio is a way to measure how much the stock market thinks a company is worth compared to how much the company says its assets are worth on paper.