NEW YORK
Shares of some top silver companies are up at noon:
Hecla Mining rose $.03 or .6 percent, to $5.46.
Pan American Silver rose $.28 or 1.2 percent, to $23.88.
Silver Standard rose $.24 or 1.2 percent, to $19.83.
Silver Wheaton rose $.14 or .9 percent, to $15.11.