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

Caterpillar rose $1.36 or 1.3 percent, to $104.64.

Deere & Co. rose $.08 or .1 percent, to $87.06.

Manitowoc rose $.28 or 1.0 percent, to $27.43.

Terex rose $1.03 or 2.9 percent, to $36.51.