Transaction Details

Footnotes

Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of BLND Class A Common Stock. | Shares are held of record by Greylock 15 Limited Partnership ("Greylock 15"). | Greylock 15 GP LLC ("Greylock LLC") is the general partner of each of Greylock 15, Greylock 15 Principals Limited Partnership ("Greylock Principals"), and Greylock 15-A Limited Partnership ("Greylock 15-A"). The Reporting Person disclaims beneficial ownership of all securities other than those he owns directly, if any, or by virtue of his indirect pro rata interest, as a managing member of Greylock LLC, in the Class A common stock owned by Greylock 15, Greylock Principals, and/or Greylock 15-A. | Shares are held of record by Greylock Principals. | Shares are held of record by Greylock 15-A. | The RSUs will vest on the earlier of (i) the one year anniversary of the grant date, or (ii) the day prior to the date of the Issuer's next annual meeting of shareholders, subject to the Reporting Person continuing to be a Service Provider through the applicable vesting date.