NEW YORK - Shares of some top utilities companies were mixed at the close of trading:
AEP fell $.35 or .9 percent, to $37.16.
ConEd fell $.14 or .3 percent, to $43.66.
Duke Energy rose $.06 or .3 percent, to $18.03.
Pepco Holdings unchanged at $23.54.
Southern Co unchanged at $38.62.
