The Option Term shall expire on the tenth anniversary of the Grant Date (the “ Term ”). The Option shall vest and become exercisable in              [equal] installment[s] on [each of]                      ([each a] “ Vesting Date ”); provided, however, that the Option shall only vest and become exercisable with respect to a whole number of Shares on each Vesting Date and the Company shall accordingly allocate such vesting across the Vesting Dates as evenly as possible. Except as otherwise provided herein, the Option may be exercised on or following the applicable Vesting Dates with respect to the vested portion, as long as such exercise occurs prior to the expiration of the Option as provided in this Agreement and the Plan.