In plain terms
How the tax works
H&R Block reports stock sales on Form 8949 like other consumer products.
Imported $0 basis inflates gain unless you override in the sale interview.
wages already include income — the sale is about price movement after .
Block sometimes summarizes multiple lots; expand to lot detail when dates differ.
What to check on your end
- entered before brokerage income.
- Each sale's reported basis on vs your records.
- Whether the refund meter dropped right after importing sales — often a $0 basis signal.
- Short- vs long-term from , not purchase date (for , is usually the start).
- Final Form 8949 preview before filing.
Common mistake
Example scenario (hypothetical)
Illustration only, not your tax situation.
When a CPA is worth it
- Basis adjustment options are unclear in the product.
- You have many lots to reconcile.
- Totals do not match after adjustments.
- You received corrected broker forms.
Sources and notes
Primary tax claims on this page are supported by the official and secondary sources below. Broker and software links describe reporting mechanics — confirm rules against IRS or state guidance.
How RSU vest wages and share sales appear on W-2, 1099-B, and Form 8949.
- About Form 1099-B — Proceeds from Broker and Barter Exchange Transactions
Internal Revenue Service · Official
Broker reporting of sales proceeds and basis; basis on 1099-B may be incomplete for equity-compensation shares.
- Instructions for Form 8949 — Sales and Other Dispositions of Capital Assets
Internal Revenue Service · Official
How to report sales when broker-reported basis is incorrect, including adjustment codes.
- Filing taxes for restricted stock, RSUs, or performance awards (tax guide PDF)
Fidelity Stock Plan Services · Brokerage explainer
Explains W-2 vest income, 1099-B with $0 basis, supplemental adjusted cost basis, and Form 8949 reporting.
Related pages
- RSU Taxes in TurboTax
TurboTax can handle RSUs when you import forms in the right order and fix basis before filing.
- How to Adjust RSU Cost Basis
Basis adjustments connect vest wage income to later sales — document FMV from vest records.
- RSU Tax Documents Checklist: What to Save Before You File
Collect documents as vests happen so filing season is paperwork, not archaeology.
- RSU Sale Reported Twice: What To Check
Double-counting usually means basis was not adjusted — fix basis before panicking about tax owed.
For learning, not filing
VestingTax.com is not a CPA firm or tax preparer. Grants, employers, and states all differ. Use the cited IRS and state sources above, your own documents, and a qualified tax professional before you make decisions from this guide.
