Regional Banks Q1 Earnings Mixed: UMB Financial (UMBF) Tops Estimates, BankUnited (BKU) Falls Short

Regional banks posted mixed first-quarter 2026 results, with aggregate revenues in line with analyst expectations, according to data tracking 91 stocks in the sector. Share prices held mostly steady following the reports. UMB Financial (NASDAQ:UMBF) was the standout, reporting revenue of $744.8 million, up 29.3% year-over-year and 5.4% above consensus. Earnings per share and net interest income also beat. Shares rose 4.8% following the announcement. Prosperity Bancshares (NYSE:PB) grew revenue 19.7% to $367.9 million, beating estimates by 2.3%, citing completed mergers with American Bank Holding and Southwest Bancshares, and announcing a pending tie-up with Stellar Bancorp expected to close July 1, 2026. Its stock was flat. BankUnited (NYSE:BKU) disappointed, with revenue of $273.8 million—up 6.1% year-over-year but missing forecasts by 5.1%. Net interest income also fell short, and the stock was unchanged. Webster Financial (NYSE:WBS) and First Hawaiian (NASDAQ:FHB) reported in-line or slightly better results, with their stocks largely flat. The broader regional banking group continues to navigate credit risk and deposit pressures.