Shares of some top railroad companies are up at 10 a.m.:

CSX rose $.24 or .8 percent, to $29.78.

Canadian National Railway Co. rose $.71 or 1.1 percent, to $66.93.

Canadian Pacific Railway Ltd. rose $.92 or .5 percent, to $190.42.

Kansas City Southern rose $2.00 or 1.8 percent, to $111.66.

Norfolk Southern Corp. rose $1.10 or 1.1 percent, to $102.47.

Union Pacific rose $.76 or .8 percent, to $99.40.