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

Hecla Mining Co. fell $.05 or .9 percent, to $5.56.

Pan American Silver Corp. fell $.13 or .7 percent, to $17.76.

Silver Standard Resources Inc. fell $.13 or .9 percent, to $14.28.

Silver Wheaton fell $.64 or 1.8 percent, to $34.63.