UNP ▲ +0.6% - Union Pacific Corporation $UNP NSC - Union Pacific Railroad and Norfolk Southern Combination Gains Additional Momentum Union Pacific rose 0.6% following news that the proposed combination between Union Pacific and Norfolk Southern has gained additional momentum. The two major rail operators have been working toward a merger that would create significant operational synergies across North America's freight network. 22-SEP-2026 11:00 AM ET