Warren Buffett has been quietly making a huge bet on a well-known conglomerate with thousands of employees around the world: Berkshire Hathaway Inc.
While Mr. Buffett has increasingly faced pressure this year to use his nearly $150 billion cash pile to purchase significant stakes in or the entire business of a company, the world’s most famous investor has seemingly made few acquisitions. Among the few deals he did make are Berkshire’s purchase of Dominion Energy Inc.’s midstream energy business and its investment of $6 billion…