DULUTH, Minn.--(BUSINESS WIRE)--On Dec. 14, 2025, the board of directors of ALLETE, Inc. (NYSE:ALE) (the Company) declared a "stub period†dividend, subject to the consummation of the merger, in an amount equal to $0.008 per share of Company common stock (which reflects the most recent regular quarterly dividend rate of$0.73 per share, divided by 91 days) multiplied by the number of days from and including August 16, 2025, the day after the record date for the most recent regular quarterly common stock divi ...