Yes, adjust the cost basis of the 1099-B.
- Type 1099-B in the search bar and select the "Jump to".
- On the Your investments and savings screen, scroll down to the 1099-B. select the arrow down and Edit.
- On the next screen, enter the Cost or other basis.
- Continue with the onscreen interview until complete.
If this information was imported, please see How do I update or delete something I imported into TurboTax?
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