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.
SPDR S&P Biotech ETF ( XBI) -1.5% Biotech stocks are settling following Monday's rally. As a result, ETFs including XBI and the First Trust Amex Biotechnology Index Fund ( FBT) are witnessing losses. Dendreon ( DNDN), the closely watched name that saw staggering gains at the start of the week, is giving back some of its winnings, dipping 2.6%. All prices as of 2:13 PM EST Written by Don Dion in Williamstown, Mass.