FDO) pre-market, and Yum! Brands ( YUM) after the close. On Thursday and Friday the focus becomes the finance sector with two regional banks on Thursday and two of the four 'too big to fail" money center banks pre-market on Friday. The fundamental backdrop for the second quarter earnings season is that stocks continue to trade under a ValuEngine valuation warning with 69.1% of all stocks overvalued and with 33.0% overvalued by 20% or more. The basic materials sector is undervalued by 13.4% with the retail-wholesale sector 22.2% overvalued, and the finance sector 18.0% overvalued.