Jana Partners LLC Sent A Letter To The Board Of Directors Of Zendesk, Inc.

Board of Directors

Zendesk, Inc.

989 Market Street

San Francisco, CA 94103

Members of the Board,

As you know, we have announced our intention to nominate four highly qualified directors to Zendesk, Inc.’s (“Zendesk” or the “Company”) Board of Directors (“Board”). To that end, we are deeply concerned by your failure to set a date for the 2022 Annual Meeting o…