As you well know, but to clarify for others, once the stock is vested - it stays vested unless you quit and don't buy it. Once you've vested the stock and purc

As you well know, but to clarify for others, once the stock is vested - it stays vested unless you quit and don't buy it. Once you've vested the stock and purchased it - it stays "vested" as you own it - unless it's 83b early election of stock which is restricted, and that restriction retracts over time like vesting.