Live feed18:59:41·1312dINSIDERFilingvia QuantisnowSEC Form 4: Curtis Michael John converted options into 1,859 shares and covered exercise/tax liability with 922 shares, increasing direct ownership by 5% to 18,266 units to satisfy withholding obligationByQuantisnow·Wall Street's wire, on your screen.ZEN· Zendesk Inc.TechnologyOriginal source