That's essentially what a vesting period is. A popular vesting schedule is 25/25/25/25, which means you would be able to sell 25% one year after getting the sh

That's essentially what a vesting period is. A popular vesting schedule is 25/25/25/25, which means you would be able to sell 25% one year after getting the shares, another 25% after the second year and so on. Typically they would keep giving you more shares as your shares vest so that you always have some shares that you can't sell yet.