CNBC Said Besides BNI Buffett Invested In Another NA Railroad Stock

A CNBC reporter notes that besides Burlington Northern Santa Fe Corp. (NYSE: BNI), Warren Buffett has invested in two other North American railroads yet to be disclosed. Buffett disclosed a 10.9% stake in BNI on Friday.

The reporter mentions CSX Corp. (NYSE: CSX), Norfolk Southern Corp. (NYSE: NSC), Union Pacific Corp. (NYSE: UNP) and Canadian National Railway Company (NYSE: CNI) as possibilities.