This is the first time quarterly earnings are on track to be positive after three back-to-back quarters of declines for the S&P 500 index. It anticipates a 2-4% decline in comps, with a 150-basis point impact from lumber deflation. Other noteworthy reports we are featuring today include HSBC Holdings plc (HSBC), Pioneer Natural Resources Company (PXD) and Ecolab Inc. (ECL).