The TurboTax Deluxe online edition does not support investments reported on a Form 1099-B. The Premier online edition must be used - https://turbotax.intuit.com/personal-taxes/online/
The TurboTax Deluxe desktop CD/Download edition which has to be installed on a personal computer does support entry of an investment sale reported on a Form 1099-B. As do all of the desktop editions. All of the desktop editions include the same forms, schedules and worksheets - https://turbotax.intuit.com/personal-taxes/cd-download/
