Transaction Details

Footnotes

Since the date of the Reporting Person's last ownership report, 83,598 shares of common stock were transferred to an ex-spouse pursuant to a domestic relations order. The Reporting Person no longer reports as beneficially owned any securities owned by his ex-spouse. | The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $41.4500 to $42.2800. The Reporting Person undertakes to provide to the Issuer, any securityholder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4. | The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $42.5100 to $42.9150. The Reporting Person undertakes to provide to the Issuer, any securityholder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4. | The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $41.0550 to $42.0400. The Reporting Person undertakes to provide to the Issuer, any securityholder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (4) to this Form 4. | The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $42.1000 to $43.0400. The Reporting Person undertakes to provide to the Issuer, any securityholder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (5) to this Form 4. | The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $43.1700 to $44.0500. The Reporting Person undertakes to provide to the Issuer, any securityholder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (6) to this Form 4. | The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $44.4700 to $45.4600. The Reporting Person undertakes to provide to the Issuer, any securityholder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (7) to this Form 4. | The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $45.4800 to $46.4725. The Reporting Person undertakes to provide to the Issuer, any securityholder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (8) to this Form 4. | The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $46.4900 to $47.3600. The Reporting Person undertakes to provide to the Issuer, any securityholder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (9) to this Form 4. | The stock option vests in monthly installments over a period of four years, with 1/48th of the total shares underlying the option vesting each one-month period following the date of grant. | Since the date of the Reporting Person's last ownership report, 13,779 stock options were transferred to an ex-spouse pursuant to a domestic relations order. The Reporting Person no longer reports as beneficially owned any securities owned by his ex-spouse. | The stock option vests as to 25% of the total number of shares of common stock subject to the option on the first anniversary of the grant date, and as to 1/48th of the total number of shares of common stock subject to the option on each monthly anniversary thereafter. | Since the date of the Reporting Person's last ownership report, 42,442 stock options were transferred to an ex-spouse pursuant to a domestic relations order. The Reporting Person no longer reports as beneficially owned any securities owned by his ex-spouse. | Since the date of the Reporting Person's last ownership report, 64,329 stock options were transferred to an ex-spouse pursuant to a domestic relations order. The Reporting Person no longer reports as beneficially owned any securities owned by his ex-spouse. | Since the date of the Reporting Person's last ownership report, 8,499 stock options were transferred to an ex-spouse pursuant to a domestic relations order. The Reporting Person no longer reports as beneficially owned any securities owned by his ex-spouse.