NEW YORK (AP) â¿¿ Shares of some top silver companies were up at the close of trading:

Hecla Mining Co. rose $.11 or 1.7 percent, to $6.58.

Pan American Silver Corp. rose $.67 or 3.1 percent, to $21.97.

Silver Standard Resources Inc. rose $.57 or 3.9 percent, to $15.23.

Silver Wheaton rose $1.24 or 3.2 percent, to $40.50.

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