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Pan American Silver (PAAS) volatility elevated; silver down 8% May 12, 2011 08:23AM
Pan American Silver (PAAS) volatility stabilizers after shares sell on reports of government demands Apr 20, 2011 07:15AM
Pan American Silver (PAAS) volume and volatility increase on miner and government demands Apr 15, 2011 07:17AM
Pan American Silver (PAAS) volatility elevated; shares up on sharp silver rally Nov 18, 2010 08:08AM
Pan American Silver (PAAS) puts active on elevated volatility; shares trade off of record highs Oct 20, 2010 12:56PM