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) -1.2% Biotechnology stocks are running into headwinds, pushing XBI and the First Trust NYSE Arca Biotechnology Index Fund ( FBT) to their second day of losses. Health care is often pointed to as a popular safe haven. Given the inherent volatility of biotechnology stocks, however, exposure to XBI and FBT must be watched carefully. All prices as of 2:14 PM EST Written by Don Dion in Williamstown, Mass.