20 most profitable companies

Exxon Mobil was the most profitable company last year by far, raking in $39.5 billion in earnings. Who else made the top 20?

UAL
2. UAL
The holding company that controls United Airlines returns to the Fortune 500 after emerging from bankruptcy in February 2006. With net income of $22.9 billion, it's the second-most profitable company on the list. However, UAL's big profits were mostly due to bankruptcy-related accounting. Revenues are up 11.3% over last year.

Exxon Mobil

UAL

Citigroup

Bank Of America

General Electric

Pfizer

Chevron

ConocoPhillips

J.P. Morgan Chase

American Intl. Group

Microsoft

Altria Group

Wal-Mart Stores

Johnson & Johnson

Berkshire Hathaway

Goldman Sachs Group

IBM

Procter & Gamble

Wells Fargo

Owens Corning
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Most stock quote data provided by BATS. Market indices are shown in real time, except for the DJIA, which is delayed by two minutes. All times are ET. Disclaimer. Morningstar: © 2018 Morningstar, Inc. All Rights Reserved. Factset: FactSet Research Systems Inc. 2018. All rights reserved. Chicago Mercantile Association: Certain market data is the property of Chicago Mercantile Exchange Inc. and its licensors. All rights reserved. Dow Jones: The Dow Jones branded indices are proprietary to and are calculated, distributed and marketed by DJI Opco, a subsidiary of S&P Dow Jones Indices LLC and have been licensed for use to S&P Opco, LLC and CNN. Standard & Poor's and S&P are registered trademarks of Standard & Poor's Financial Services LLC and Dow Jones is a registered trademark of Dow Jones Trademark Holdings LLC. All content of the Dow Jones branded indices © S&P Dow Jones Indices LLC 2018 and/or its affiliates.