NSC ▲ +2.2% - Norfolk Southern Corporation $NSC UNP - SC Gov. Henry McMaster Voices Support for Union Pacific-Norfolk Southern Merger Norfolk Southern shares rose 2.2% after South Carolina Governor Henry McMaster expressed support for a potential merger between Norfolk Southern and Union Pacific, two of the largest freight railroads in the United States. Investor optimism around the prospect of consolidation in the rail sector, which could create operational efficiencies, drove the stock higher. 15-SEP-2026 09:02 AM ET