Shares of Marathon Petroleum Corp. rallied 6.74% to $156.91 Tuesday, on what proved to be an all-around great trading session for the stock market, with the S&P 500 Index rising 0.72% to 6,037.88 and the Dow Jones Industrial Average rising 0.

Learn more about whether Marathon Petroleum Corporation or Pembina Pipeline Corporation is a better investment based on AAII's A+ Investor grades, which compare both companies' key financial metrics.