NEW YORK (AP) — Shares of some top utilities companies are down at 10 a.m.:

American Electric Power Co. fell $.12 or .3 percent, to $43.08.

Consolidated Edison Inc. Holding Co. fell $.23 or .4 percent, to $55.74.

Dominion Resources Inc. fell $.08 or .2 percent, to $51.86.

Duke Energy Corp. fell $.36 or .6 percent, to $64.22.

Exelon fell $.08 or .3 percent, to $29.57.

PG&E fell $.14 or .3 percent, to $40.77.

Southern Co. fell $.04 or .1 percent, to $43.07.