First Interstate BancSystem reported second quarter 2026 net income of $83.9 million, or $0.87 per diluted share, increasing from $60.2 million in the first quarter. Net interest margin rose to 3.45%. The company completed the sale of eleven Nebraska branches, resulting in a $19.5 million gain. Total deposits decreased 2.0% to $21.44 billion, primarily due to the branch sales. The board declared a quarterly cash dividend of $0.47 per share, payable August 14, 2026, to shareholders of record as of August 4, 2026. Additionally, the board authorized a $150 million increase to its share repurchase program, bringing the total authorized amount to $450 million. First Interstate BancSystem is a financial and bank holding company focused on community banking.

First Interstate BancSystem, Inc. appointed Matthew Ritter and Kevin Turner to the Board of Directors as Class II directors, filling vacancies created by an increase in Board size. Matthew Ritter will serve on the Risk Committee and Technology, Innovation and Operations Committee, and Kevin Turner will serve on the Audit Committee and Technology, Innovation and Operations Committee. First Interstate BancSystem, Inc. is a financial services company providing banking and investment services.

Effective July 9, 2026, First Interstate Bancsystem, Inc. terminated the employment of Kirk D. Jensen, Executive Vice President and General Counsel/Corporate Secretary, involuntarily and without cause. The company expects to conduct a national search for a replacement and will utilize in-house lawyers to manage the role's responsibilities in the interim. First Interstate Bancsystem, Inc. is a financial services company providing banking and wealth management services.