Calculate your true RSU tax bill and avoid surprise IRS penalties. Stop getting hit with surprise tax bills when your RSUs vest. Vesting Gap helps tech employees estimate their true tax liability and spot gaps in default broker withholding. It calculates federal, state, Social Security, and Medicare impacts based on your salary and location. It compares your broker's default withholding rate against your actual tax rate and highlights underpayment risks. It also recommends extra sell-to-cover shares or quarterly payments and connects you with specialized CPAs for complex equity situations. View startup
Free 2026 RSU tax calculator. See what your broker actually withheld at vest vs. what you really owe (federal, state, FICA) and how many extra shares to sell. No login.
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