Transaction Details

Footnotes

This transaction was executed in multiple trades at prices ranging from $34.97 to $35.65. This price reported in Column 4 reflects the weighted average purchase prices. The Reporting Person hereby undertakes to provide, upon written request, to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction were effected. | Includes 14,619 vested deferred stock units granted pursuant to Issuer's 2008 Incentive Compensation Plan, with each unit representing the right to receive one share of common stock upon Reporting Person's termination of service from Issuer. Also includes 5,155 unvested restricted stock units granted pursuant to Issuer's 2016 Incentive Compensation Plan, with each unit representing the contingent right to receive one share of Issuer's common stock upon vesting.