Exhibit 99.1 Union Pacific Reports Fourth Quarter and Full Year 2024 Results Omaha, Neb., January 23, 2025 – Union Pacific Corporation (NYSE: UNP) today reported 2024 fourth quarter net income of 1.8billion,or2.91 per diluted share. These results include 40millionoflaborexpenserelatedtotheratificationofacrewstaffingagreement.Thiscomparesto2023fourthquarternetincomeof1.7 billion, or 2.71perdilutedshare.Reportednetincomeforfullyear2024was6.7 billion, or $11.09 per d ...