David Mastroianni, strategic account executive at Adviser Investments, has the market analysis for Friday, April 12. Major U.S. stockA financial instrument giving the holder a proportion of the ownership and earnings of a company. indexes advanced on strong bank earnings reports, with the Dow Jones Industrial Average, S&P 500 and NASDAQ up 1.2%, 0.7% and 0.5%, respectively. Chevron made headlines with its announced $33 billion purchase of Anadarko Petroleum. The combined entity will be the second-largest energy company in the U.S.—Chevron’s stock closed the day down 5% while Anadarko surged 32%.