NEW YORK (AP) -- Shares of some top silver companies were down at the close of trading:
Hecla Mining Co. fell $.07 or 2.2 percent, to $3.07.
Pan American Silver Corp. fell $.26 or 2.5 percent, to $10.29.
Silver Standard Resources Inc. fell $.11 or 1.8 percent, to $6.04.
Silver Wheaton fell $.67 or 2.7 percent, to $24.10.
