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

Hecla Mining Co. rose $.24 or 3.8 percent, to $6.52.

Pan American Silver Corp. rose $.48 or 2.3 percent, to $21.21.

Silver Standard Resources Inc. rose $.45 or 3.1 percent, to $14.83.

Silver Wheaton rose $1.62 or 4.3 percent, to $39.06.

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