Prices on shares in selected power companies and in companies with largetrading activity in electricity:September 23COMPANY Latest close Change % VolumeSTOCKHOLM (SEK)Arise Windpower 42,00 -2,10 21 108Eolus Vind 40,00 0,25 25 130Holmen 210,00 0,00 0Stora Enso 62,35 -1,66 7 695COPENHAGEN (DKK)Vestas Wind Systems 203,80 -3,50 1 836 092HELSINKI (EUR)Fortum 19,16 -0,67 1 477 795Stora Enso 6,78 -3,00 4 490OSLO (NOK)Arendals...