Secondary Sale Calculator
Work out your net proceeds from selling vested options in a secondary share sale — strike goes to the company, the delta is yours.
Your numbers
Everything stays in your browser. Nothing is sent anywhere.
Optional adjustments
Estimated proceeds
Enter your vested shares, strike, and sale price to see results.
- Shares sellable at the cap
- Net per share sale − strike (“the delta”)
- Gross proceeds shares × sale price —
- Strike portion → company —
- Net pre-tax proceeds —
- Estimated after-tax proceeds estimate only —
- Implied discount vs. preferred price —
For reference
- Net pre-tax if you sold all vested ignores the cap —
- Net at cap if a future round prices higher what-if upside —
Not financial, tax, or legal advice. All figures are estimates. After-tax numbers model a simplified Canadian employment-benefit case and do not reflect full per-province tax accuracy. Confirm the mechanics of any secondary with your company and a qualified advisor.
All calculations run locally in your browser. No network calls, no analytics — your numbers never leave this device.