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

Hecla Mining Co. fell $.04 or .6 percent, to $6.60.

Pan American Silver Corp. rose $.05 or .2 percent, to $21.55.

Silver Standard Resources Inc. rose $.15 or 1.0 percent, to $14.99.

Silver Wheaton rose $.37 or .9 percent, to $39.66.