Exhibit 99.1 PRESS RELEASE STELLAR BANCORP, INC. REPORTS SECOND QUARTER 2025 RESULTS HOUSTON, July 25, 2025 - Stellar Bancorp, Inc. (the "Company" or "Stellar") (NYSE: STEL) today reported net income of $26.4 million, or diluted earnings per share of$0.51, for the second quarter of 2025, compared to net income of $24.7 million, or diluted earnings per share of$0.46, for the first quarter of 2025. "We are pleased to report our second quarter results that reflect the efforts of our team beginning to add gro ...