DULUTH, Minn.--(BUSINESS WIRE)--ALLETE, Inc. (NYSE:ALE) today announced that its Board of Directors has increased the quarterly dividend on the company’s common stock to $0.705 per share, a 4.1% percent increase. “This dividend increase reflects the ALLETE Board of Directors’ confidence in our growth outlook for ALLETE,” said ALLETE Chair, President and CEO Bethany Owen. “We are pleased to deliver another dividend increase to our shareholders – adding to our track record of more than 74 consecutive years of ...