Or, you can use FactSet Workstation and the Excel Plugin in the Trader's Pit (onsite only). You will need to log in to FactSet using your FactSet account.
Troubleshooting
"Unknown FactSet ID" - If you're not able to log in to your existing Stanford FactSet account, it may have expired. FactSet automatically deactivates accounts if they haven't been used in 90 days. Clicking on the forget password or username links will not work, as you'll never receive the email because they removed it from the system.
Call the support number at the bottom of the FactSet log in page and explain the situation. They should be able to forward the request to the account team to reactivate it.