NEW YORK (AP) — Shares of some top railroad companies were down at the close of trading:

CSX fell $.12 or .6 percent, to $21.09.

Canadian National Railway Co. fell $.37 or .4 percent, to $88.40.

Canadian Pacific Railway Ltd. fell $.42 or .5 percent, to $88.01.

Kansas City Southern fell $.31 or .4 percent, to $74.53.

Norfolk Southern Corp. fell $.55 or .8 percent, to $66.40.

Union Pacific fell $.33 or .3 percent, to $120.93.