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RSUTax Calculator

RSU tax calculator. Estimate tax on vesting. RSU, ISO, NSO. Federal, FICA, state. For tech employees. Free. No signup.

Salary + other income (for bracket)

Typical 22% federal supplemental

Gross value (at vest)
$10,000
Net value (after tax)
$6,335

Tax breakdown

Federal income tax-$2,400
FICA (SS + Medicare)-$765
State tax (est.)-$500
Total tax-$3,665
Employer withholding (22%)-$2,200
Additional tax due (at filing)~$1,465
Sell-to-cover
To cover $3,665 tax, sell ~36.6 shares at $100/share

Estimate only. RSUs taxed as ordinary income at vest. ISO/NSO may have different treatment. Consult a tax professional. Data: https://www.irs.gov/filing/federal-income-tax-rates-and-brackets

How It Works

1

Step 1

Enter shares vesting and stock price (FMV at vest)

2

Step 2

Enter your other income to estimate tax bracket

3

Step 3

Add state tax rate (optional)

4

Step 4

See estimated tax and net value

Features

RSU vesting tax
Federal + FICA + state
ISO/NSO support
Net value estimate

About This Tool

Estimate taxes on RSU vesting and stock options. RSUs are taxed as ordinary income at vest. Federal income tax, FICA (Social Security + Medicare), and state tax. For tech employees with equity compensation.

🎯Why Use This Tool?

  • 100% Free: No hidden costs, premium tiers, or usage limits
  • Privacy First: All processing happens in your browser - your files never leave your device
  • No Signup Required: Start using immediately without registration
  • Fast & Efficient: Client-side processing means instant results
  • Professional Quality: Industry-standard algorithms for reliable outputs

💡Common Use Cases

Investment Analysis
Calculate returns and PnL
Financial Planning
Plan investments with fees
Portfolio Review
Review holdings performance
Trade Evaluation
Evaluate trade profitability

✨Key Benefits

RSU vesting tax
Federal + FICA + state
ISO/NSO support
Net value estimate
💡
Pro Tip

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