Computer companies shares down at 10 a.m.

Shares of some top computer companies are down at 10 a.m.:

Apple Inc s fell $.20 or .2 percent, to $125.40.

Hewlett Packard Co. fell $.06 or .2 percent, to $31.47.

International Business Machines Corp. fell $.83 or .5 percent, to $161.02.

Lexmark International Inc. fell $.38 or .9 percent, to $42.50.