For a founder or senior executive, a cross-border move can collide with vesting, option exercise, trading windows, lockups, and a portfolio dominated by one company. The planning challenge is not simply whether to sell. It is deciding which risks can be reduced, which tax systems may claim the income, and how much flexibility must be preserved before the move.

Separate four kinds of concentration

A large position creates investment risk, but it can also create employment, tax, currency, and liquidity concentration. A household whose salary, deferred compensation, and public shares all depend on one company has more exposure than the brokerage statement alone suggests.

Measure the position against total net worth, annual spending, near-term taxes, property purchases, charitable plans, and the value of unvested awards. This gives the family a risk budget rather than a single percentage target.

  • Public and private company shares
  • Options, restricted stock, and deferred awards
  • Employment income and severance
  • Debt or guarantees tied to the business
  • Future spending in another currency

Map awards to services and residence

Equity compensation may be allocated across countries based on where services were performed during a grant-to-vest or other relevant period. Payroll withholding does not always settle the final liability.

Build an award-level schedule showing grant, vest, exercise, sale, service locations, and tax paid. Review it before exercise or sale so the transaction does not outrun the analysis.

A relocation calendar and an equity-award calendar should be reviewed together. Neither is complete on its own.

Use a staged decision process

Start with liquidity needed for known taxes and life goals. Then compare staged sales, hedging where legally and contractually available, charitable transfers, and continued ownership. Securities-law restrictions, company policies, and the tax rules of both countries can constrain the menu.

The objective is a coordinated plan that can survive several outcomes: a higher share price, a sharp decline, a delayed move, or an earlier-than-expected liquidity event.

Primary sources

Rules change and individual facts matter. Check current official guidance and consult qualified professionals before acting.

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