Notwithstanding the foregoing, and subject to applicable information necessary for any adjustment with respect to a Custom Index Company being publicly available, in the event of material acquisitions or dispositions occurring with respect to either the Company or a Custom Index Company during any Performance Period, the performance incentive threshold, target and maximum criteria, if and as applicable, and/or the determination of the applicable Performance Criteria, shall be adjusted in an equitable and proportionate manner as determined by the Committee and in accordance with any applicable provisions of the Plan; provided, further, in the event of any other extraordinary transactions and items with respect to either the Company or a Custom Index Company during any Performance Period, such performance incentive threshold, target and maximum criteria and/or Performance Criteria determination may be adjusted by the Committee in accordance with any applicable provisions of the Plan. The determination of whether a Custom Index Company has any material acquisitions or dispositions shall be done under the same methodology utilized for determining whether the Company has any material acquisitions or dispositions, subject to the applicable information with respect to a Custom Index Company being publicly available.