Start here
Why this happens
Software imports the literally, including any $0 basis, unless you adjust it.
Your already carries the income, so an unadjusted sale can double-count that income as gain.
Most consumer tax software has a path to enter or correct the on a stock sale.
What to check
- That your with income is entered first.
- Imported sales for a $0 or blank basis.
- Your or supplemental records for the correct basis.
- Whether the software offers a 'corrected basis' or adjustment field on each sale.
- That the resulting gain looks reasonable versus the price change since .
Common mistake
Example scenario (hypothetical)
Illustration only, not your tax situation.
When to get help from a tax pro
- The software will not let you adjust basis cleanly.
- You have dozens of lots and importing is error-prone.
- Your totals still do not reconcile after adjusting.
- You are unsure which lots are short- vs long-term.
Related pages
- How to Adjust RSU Cost Basis
Basis adjustments connect vest wage income to later sales. document FMV from vest records.
- RSU Taxes in H&R Block Software
H&R Block follows the same W-2 plus 1099-B pattern. fix basis before accepting refund estimates.
- RSU Taxes in FreeTaxUSA
FreeTaxUSA supports manual basis adjustments. walk through W-2 and brokerage entries carefully.
- RSU Sale Reported Twice: What To Check
Double-counting usually means basis was not adjusted. fix basis before panicking about tax owed.
- How to Report RSUs on Your Tax Return
Reporting RSUs means connecting W-2 wage income to brokerage 1099-B sales. this guide maps the flow.
For learning, not filing
Grants, employers, and states all differ. Use your own documents and a qualified tax professional before you make decisions from this guide.
