In the event of Participant’s death prior to the Vesting Date, all of the PSUs will vest immediately and the underlying Shares shall be issued to his or her heirs, at their request made within 6 months following the Participant’s date of death. In the event of the Participant’s Disability (as defined below) prior to the Vesting Date, all of the PSUs will vest and be immediately transferable as of the date of such Disability. In the event of Participant’s Retirement (as defined below) prior to the Vesting Date, the Participant will retain the right to receive vested PSUs on the Vesting Date.