Financial Institutions(FISI) - 2024 Q3 - Quarterly Results

Exhibit 99.1 FINANCIAL INSTITUTIONS, INC. ANNOUNCES THIRD QUARTER 2024 FINANCIAL RESULTS WARSAW, N.Y., October 24, 2024 – Financial Institutions, Inc. (NASDAQ: FISI) (the "Company," "we" or "us"), parent company of Five Star Bank (the "Bank") and Courier Capital, LLC ("Courier Capital"), today reported financial and operational results for the third quarter ended September 30, 2024. Net income was $13.5 million in the third quarter of 2024, compared to$25.6 million in the second quarter of 2024 and $14.0 m ...