FORM 4
[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         	UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
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                      	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	                      	

1. Name and Address of Reporting Person *

Svane Mikkel	2. Issuer Name and Ticker or Trading Symbol

Zendesk, Inc. [ ZEN ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

__ X __ Director                      __ X __ 10% Owner
__ X __ Officer (give title below)      _____ Other (specify below)
Chairman and CEO	
(Last)          (First)          (Middle)

989 MARKET STREET, SUITE 300	3. Date of Earliest Transaction (MM/DD/YYYY)

5/20/2014		
(Street)

SAN FRANCISCO, CA 94103
(City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)

 	6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person	

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned	
1.Title of Security
(Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code
(Instr. 8)	4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)	5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)	
			Code	V	Amount	(A) or (D)	Price				
Series A Common Stock  	5/20/2014  	 	J (1)	  	1536452  	D	  (1)	0  	D  	 	
Common Stock  	5/20/2014  	 	J (1)	  	1536452  	A	  (1)	1536452  	D  	 	
Series A Common Stock  	5/20/2014  	 	C (2)	  	2522814  	A	  (2)	2522814  	D  	 	
Series A Common Stock  	5/20/2014  	 	J (1)	  	2522814  	D	  (1)	0  	D  	 	
Common Stock  	5/20/2014  	 	J (1)	  	2522814  	A	  (1)	4059266  	D  	 	

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)	
1. Title of Derivate Security
(Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code
(Instr. 8)	5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)	6. Date Exercisable and Expiration Date	7. Title and Amount of Securities Underlying Derivative Security
(Instr. 3 and 4)	8. Price of Derivative Security
(Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)	
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares					
Series B Common Stock  	  (2)	5/20/2014  	 	C  	  	  	2522814   	  (2)	  (2)	Series A Common Stock  	2522814  	  (1)	0  	D  	 	
Stock Option (right to buy)  	$9.52  	5/20/2014  	 	J   (2)	  	  	2150000   	  (3)	2/13/2024  	Series B Common Stock  	2150000  	  (2)	0  	D  	 	
Stock Option (right to buy)  	$9.52  	5/20/2014  	 	J   (2)	  	2150000   	  	  (3)	2/13/2024  	Series A Common Stock  	2150000  	  (2)	2150000  	D  	 	
Stock Option (right to buy)  	$9.52  	5/20/2014  	 	J   (1)	  	  	2150000   	  (3)	2/13/2024  	Series A Common Stock  	2150000  	  (1)	0  	D  	 	
Stock Option (right to buy)  	$9.52  	5/20/2014  	 	J   (1)	  	2150000   	  	  (3)	2/13/2014  	Common Stock  	2150000  	  (1)	2150000  	D  	 	

Explanation of Responses:	
(  1) 	Each share of Series A Common Stock was reclassified in an exempt transaction pursuant to Rule 16b-7 into one share of Common Stock immediately prior to the closing of the Issuer's initial public offering and following the conversion of each series of the Issuer's Convertible Preferred Stock and the Issuer's Series B Common Stock into Series A Common Stock.	
(  2) 	Each share of Series B Common Stock automatically converted into Series A Common Stock on a 1-for-1 basis immediately prior to the closing of the Issuer's initial public offering of Common Stock and has no expiration date or conversion price.	
(  3) 	The option is early exercisable. 1/60th of the shares vest monthly after the vesting commencement date of February 13, 2014, 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.	

Reporting Owners	
Reporting Owner Name / Address	Relationships	
	Director	10% Owner	Officer	Other	
Svane Mikkel
989 MARKET STREET
SUITE 300
SAN FRANCISCO, CA 94103	X	X	Chairman and CEO		

Signatures		
/s/ John Geschke as Attorney in fact for Mikkel Svane		5/21/2014	
** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.	
*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).	
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).	
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.	
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.	

LIMITED POWER OF ATTORNEY
The undersigned hereby constitutes and appoints each of Alan Black, John Geschke, William J. Schnoor Jr., and Bradley C. Weber, signing singly, and with full power of substitution, the undersigned's true and lawful attorney-in-fact to:
(1) execute for and on behalf of the undersigned, in the undersigned's capacity as an officer and/or director of Zendesk, Inc. (the "Company"), from time to time the following U.S. Securities and Exchange Commission ("SEC") forms: (i) Form ID, including any attached documents, to effect the assignment of codes to the undersigned to be used in the transmission of information to the SEC using the EDGAR System; (ii) Form 3, Initial Statement of Beneficial Ownership of Securities, including any attached documents; (iii) Form 4, Statement of Changes in Beneficial Ownership of Securities, including any attached documents;
(iv) Form 5, Annual Statement of Beneficial Ownership of Securities in accordance with Section 16(a) of the Securities Exchange Act of 1934, as amended, and the rules thereunder, including any attached documents; (v) Schedule 13D and (vi) amendments of each thereof, in accordance with the Securities Exchange Act of 1934, as amended, and the rules thereunder, including any attached documents;
(2) do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete and execute any such Form 3, 4 or 5, Schedule 13D or any amendment(s) thereto, and timely file such form(s) with the SEC and any securities exchange, national association or similar authority; and
(3) take any other action of any type whatsoever in connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in such attorney-in-fact's discretion.
The undersigned hereby grants to each such attorney-in-fact, acting singly, full power and authority to do and perform any and every act and thing whatsoever requisite, necessary or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of substitution or revocation, hereby ratifying and confirming all that such attorney-in-fact, or such attorney-in-fact's substitute or substitutes, shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. The undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is the Company assuming, any of the undersigned's responsibilities to comply with Section 16 or Regulation 13D-G of the Securities Exchange Act of 1934, as amended. The undersigned hereby agrees to indemnify the attorney in fact and the Company from and against any demand, damage, loss, cost or expense arising from any false or misleading information provided by the undersigned to the attorney-in fact.
This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file such forms with respect to the undersigned's holdings of and transactions in securities issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered to the foregoing attorneys-in-fact.
IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of April 11, 2014.

/s/ Mikkel Svane