Portland General Electric (NYSE:POR - Get Free Report) posted its earnings results on Thursday. The utilities provider reported $0.58 earnings per share for the quarter, missing analysts' consensus estimates of $0.77 by ($0.19). The business had revenue of $879.00 million for the quarter, compared to analyst estimates of $953.24 million. Portland General Electric had a return on equity of 8.52% and a net margin of 8.56%.The firm's revenue was do…