Transaction Details

Footnotes

The sales were executed in multiple trades at prices ranging from $453.21 to $454.20. The price reported reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price. | The sales were executed in multiple trades at prices ranging from $463.00 to $463.96. The price reported reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price. | The sales were executed in multiple trades at prices ranging from $464.05 to $464.70. The price reported reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price. | Shares are held by The Chen Family 2012 Irrevocable Trust, for which the Reporting Person and his spouse serve as trustees. | Certain of these securities are represented by Restricted Stock Units ("RSUs"). | The sales were executed in multiple trades at prices ranging from $454.21 to $455.20. The price reported reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price. | The sales were executed in multiple trades at prices ranging from $455.21 to $456.20. The price reported reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price. | The sales were executed in multiple trades at prices ranging from $456.21 to $457.19. The price reported reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price. | The sales were executed in multiple trades at prices ranging from $457.24 to $458.20. The price reported reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price. | The sales were executed in multiple trades at prices ranging from $458.24 to $458.76. The price reported reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price. | The sales were executed in multiple trades at prices ranging from $459.50 to $460.38. The price reported reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price. | The sales were executed in multiple trades at prices ranging from $461.94 to $462.50. The price reported reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.