Ordinary Income Treatment: RSUs are taxed as ordinary income at vest, not as capital gains.
2025 Social Security Cap: Social Security tax (6.2%) applies only up to $176,100 in wages.
Additional Medicare Tax: 0.9% tax on earnings over $200,000 (single) or $250,000 (married).
Estimated Tax Payments: Large vesting events may require quarterly estimated tax payments.
Tax Loss Harvesting: Offset RSU income with capital losses from other investments.
Long-Term Capital Gains: Hold vested RSUs for 1+ years for preferential rates.
Charitable Giving: Use appreciated RSU shares for charitable donations.