Exhibit 99.1 BANKUNITED, INC. REPORTS SECOND QUARTER 2025 RESULTS Miami Lakes, Fla. — July 23, 2025 — BankUnited, Inc. (the "Company") (NYSE: BKU) today announced financial results for the quarter ended June 30, 2025. "This was an outstanding quarter - we continued to deliver on key priorities with strong NIDDA growth and continued margin expansion" said Rajinder Singh, Chairman, President and Chief Executive Officer. For the quarter ended June 30, 2025, the Company reported net income of $68.8 million, or ...