Berkshire Hathaway Inc.

Berkshire Hathaway is a conglomerate built by Warren Buffett. It owns insurance businesses including GEICO, the BNSF railroad, Berkshire Hathaway Energy and dozens of other companies, and holds a large portfolio of publicly traded stocks.

Berkshire is known for its long-term, value-oriented approach and has historically not paid a dividend. The Class B shares trade under BRK.B.