Soren Abildgaard - 10 May 2021 Form 4 Insider Report for Zendesk, Inc.

Role: EVP of Engineering
Signature: /s/ Steven Chen via Power-of-Attorney for Soren Abildgaard
Issuer symbol: N/A
Transactions as of: 10 May 2021
Net transactions value: -$18,719
Form type: 4
Filing time: 12 May 2021, 20:56:23 UTC
Previous filing: 07 May 2021
Next filing: 18 May 2021
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ZEN	Common Stock	Options Exercise	$36,394	+408	+185%	$89.20	628	10 May 2021	Direct	F1
transaction	ZEN	Common Stock	Sale	$55,113	-408	-65%	$135.08	220	10 May 2021	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	ZEN	Stock Option (Right to Buy)	Options Exercise	$0	-408	-2.9%	$0.000000	13,458	10 May 2021	Common Stock	408	$89.20	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by Soren Abildgaard on February 21, 2020.
F2	1/48th of the shares issuable pursuant to the Options shall vest each month after the vesting commencement date of February 10, 2020, 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.