Fortune is out with its annual list of the largest U.S. companies, ranked by annual revenue.

Source: ©iStock.com/Enoxh

Once again, Walmart (WMT) topped ExxonMobil (XOM) to lead the Fortune 500 2014 list, while tech giant Apple (AAPL) moved up one spot to number 5.

Here are the top 10 companies in the Fortune 500 list for 2014:

1. Walmart
2. ExxonMobil
3. Chevron (CVX)
4. Berkshire Hathaway (BRK.A, BRK.B)
5. Apple
6. Phillips 66 (PSX)
7. General Motors (GM)
8. Ford Motor (F)
9. General Electric (GE)
10. Valero Energy (VLO)

You can find the entire Fortune 500 list for 2014 at Fortune.