NEW YORK (TheStreet) -- Welcome to Don Dion's "ETF Winners and Losers." Be sure to stop by throughout the week to find out which ETFs are gaining or losing.
First Trust ISE Global Copper ETF ( CU) -2.6% The market's choppy action is weighing on the copper miners which have enjoyed some impressive gains during the first two weeks of October. Investors following CU and other ETFs linked to materials producers will want to keep a close watch on regions like the EU and China. Doubts about the global economic growth picture will continue to present challenges for this industry. All prices as of 2:15 PM EST Written by Don Dion in Williamstown, Mass.