SEC Form 4 · accession 0001127602-16-064965

Zendesk, Inc. · ZEN

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Officer — Chairman and CEO · Director

Period of report

Oct 15, 2016

Accepted (ET)

Oct 18, 2016 · 8:01 pm EDT

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0001463172

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I
Common Stock^F1	Oct 15, 2016	M	852	—	A	1,944,915	D
Common Stock^F2	Oct 15, 2016	F	321	$27.59	D	1,944,594	D
Common Stock^F1	Oct 15, 2016	M	521	—	A	1,945,115	D
Common Stock^F2	Oct 15, 2016	F	196	$27.59	D	1,944,919	D

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Restricted Stock Unit^F1,F3	—	Oct 15, 2016	M	852	D	—	Feb 5, 2022	Common Stock	852	23,859	D
Restricted Stock Unit^F1,F4	—	Oct 15, 2016	M	521	D	—	May 6, 2023	Common Stock	521	22,396	D

F1Restricted stock units convert into common stock on a one-for-one basis.
F2Represents the number of shares withheld by the Issuer in satisfaction of tax withholding obligations in connection with the vesting of the restricted stock units listed in Table II. Such withholding is mandated by an election of the Issuer made in advance and does not represent a discretionary trade by the Reporting Person.
F31/48th of the shares issuable pursuant to the restricted stock units shall vest monthly after the vesting commencement date of February 15, 2015, subject to the Reporting Person's continuous service to the Issuer on each such date. Unvested shares are subject to acceleration upon the occurrence of certain events.
F41/48th of the shares issuable pursuant to the restricted stock units shall vest each month after the vesting commencement date of May 15, 2016, subject to the Reporting Person's continuous service to the Issuer on each such date. Unvested shares are subject to acceleration upon the occurrence of certain events.