You usually get "refresh" RSU grants if you do well, so I don't think you should value it at zero. The "usually" part, and "if you do well" part means there is

You usually get "refresh" RSU grants if you do well, so I don't think you should value it at zero. The "usually" part, and "if you do well" part means there is some risk but if companies like you they will make sure you have a lot of RSUs vesting years from now.