Prices on shares in selected power companies and in companies with largetrading activity in electricity:August 25Company Closing price Change in % VolumeSTOCKHOLM (SEK)Arise Windpower 44,10 3,77 29 999Eolus Vind 39,20 -2,97 12 427Holmen 196,90 -0,56 1 216Stora Enso 60,00 -2,99 5 583COPENHAGEN (DKK)Vestas Wind Systems 228,00 -4,12 2 660 321HELSINKI (EUR)Fortum 17,96 -0,39 1 420 872Stora Enso 6,33 -3,21 5...