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

Hecla Mining Co. rose $.01 or .2 percent, to $6.62.

Pan American Silver Corp. rose $.23 or 1.1 percent, to $21.80.

Silver Standard Resources Inc. rose $.44 or 2.9 percent, to $15.39.

Silver Wheaton rose $.14 or .4 percent, to $39.89.

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