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

Hecla Mining Co. rose $.15 or 3.0 percent, to $5.13.

Pan American Silver Corp. rose $.19 or 1.1 percent, to $17.00.

Silver Standard Resources Inc. rose $.54 or 4.1 percent, to $13.83.

Silver Wheaton rose $1.01 or 3.1 percent, to $33.40.

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