Exhibit 99.1 FOR RELEASE (04.28.2025) ALERUS FINANCIAL CORPORATION REPORTS FIRST QUARTER 2025 NET INCOME OF $13.3 MILLION MINNEAPOLIS, MN (April 28, 2025) – Alerus Financial Corporation (Nasdaq: ALRS), or the Company, reported net income of$13.3 million for the first quarter of 2025, or $0.52 per diluted common share, compared to a net loss of ($0.1) million, or $0.00 per diluted common share, for the fourth quarter of 2024, and net income of$6.4 million, or $0.32 per diluted common share, for the first q ...