Sears tops list of retailers most vulnerable to defaulting on debt By: MarketWatch April 24, 2017 at 11:45 AM EDT Department store chain has raised its cost-savings target for 2017 and is evaluating offers for its real estate. Read More >> Related Stocks: Amazon.com Dgse Companies Inc GX Defense Tech ETF Macy's S&P Retail SPDR Standard & Poors 500