Equity Compensation Filing Guides

Public filing guides for equity compensation scenarios, updated for tax year 2025 and grounded in IRS instructions and topic pages. Each guide focuses on the form lines, evidence, and common errors that show up in stock option, RSU, and ESPP workflows.

Latest filing suite publication: 2026-03-03

Form 1099-B

Broker statement for proceeds, basis reporting, and withholding details for equity sales.

6 key lines • 2 playbooks • 2 check questions

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Form 3921

ISO exercise record used for basis and AMT workflows.

8 key lines • 3 playbooks • 3 check questions

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Form 3922

ESPP transfer statement used for qualifying/disqualifying sale analysis.

11 key lines • 3 playbooks • 3 check questions

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Form W-2

Payroll wage form where equity compensation may already be included.

6 key lines • 3 playbooks • 3 check questions

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Form 8949

Sale-level gain/loss worksheet where equity basis corrections are applied.

10 key lines • 3 playbooks • 3 check questions

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Schedule D

Summary of short-term and long-term capital gains/losses from Form 8949.

8 key lines • 3 playbooks • 3 check questions

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Form 6251

Alternative minimum tax form used for ISO spread impacts.

8 key lines • 3 playbooks • 3 check questions

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Form 1040

Primary return where withholding and summarized results are finalized.

8 key lines • 3 playbooks • 3 check questions

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Form 1099-DIV

Dividends and distributions from company stock held after RSU vesting or ESPP purchase.

6 key lines • 3 playbooks • 4 check questions

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Need calculators or workflow controls?

The filing guides pair well with the public calculators and runbooks when you need AMT, basis, payroll, or plan-ops context around a specific form.