Adviser Investments’ Chief Investment Officer Jim Lowell has the market analysis for Tuesday, February 19. Major U.S. stockA financial instrument giving the holder a proportion of the ownership and earnings of a company. indexes saw slight gains today, with the Dow Jones Industrial Average, S&P 500 and NASDAQ up 0.2%, 0.1% and 0.3%, respectively. Walmart reported strong fourth-quarter earnings, revealing a 4% gain in comparable store sales as a result of a 43% spike in online revenue. Meanwhile, the National Association of Home Builders/Wells Fargo Housing Market Index rose 7% and beat expectations in February.