Transaction Details

Footnotes

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $15.51 to $15.97, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder 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. | Represents the exercise of an expiring option grant. | 25% of the shares subject to the option vested on the one year anniversary of January 26, 2016 (the "Vesting Commencement Date"), and 1/48th of the shares vested monthly thereafter, such that the option was fully vested and exercisable on the four year anniversary of the Vesting Commencement Date.