Exhibit 99.1 UMB Financial Corporation News Release 1010 Grand Boulevard Kansas City, MO 64106 816.860.7000 umb.com //FOR IMMEDIATE RELEASE// Media Contact: Stephanie Hague: 816.729.1027 Investor Relations Contact: Kay Gregory: 816.860.7106 UMB Financial Corporation Reports First Quarter 2024 Net Income of $110.3 Million and Net Operating Income(i) of$120.7 Million. UMB investment community call today, Monday, April 29, at 7:30 a.m. (CT) / 8:30 a.m. (ET) First Quarter 2024 Financial Highlights • GAAP net i ...