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
                                                                                  
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response...
0.5
                      
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 *

Keiser John T.
2. Issuer Name and Ticker or Trading Symbol

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

_____ Director                      _____ 10% Owner
__ X __ Officer (give title below)      _____ Other (specify below)
Chief Operating Officer
(Last)          (First)          (Middle)

1019 MARKET STREET
3. Date of Earliest Transaction (MM/DD/YYYY)

6/15/2018
(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
Common Stock   6/15/2018     M    2917   A   (1) 38822   D    
Common Stock   6/15/2018     F    1154   (2) D $59.43   37668   D    
Common Stock   6/15/2018     M    200   A   (1) 37868   D    
Common Stock   6/15/2018     F    100   (2) D $59.43   37768   D    
Common Stock   6/15/2018     M    611   A   (1) 38379   D    
Common Stock   6/15/2018     F    303   (2) D $59.43   38076   D    
Common Stock   6/15/2018     M    83   A   (1) 38159   D    
Common Stock   6/15/2018     F    42   (2) D $59.43   38117   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
Restricted Stock Unit     (1) 6/15/2018     M         2917      (3) 5/6/2023   Common Stock   2917.0   $0   67084   D    
Restricted Stock Unit     (1) 6/15/2018     M         200      (4) 5/9/2024   Common Stock   200.0   $0   7001   D    
Restricted Stock Unit     (1) 6/15/2018     M         611      (5) 2/8/2025   Common Stock   611.0   $0   26248   D    
Restricted Stock Unit     (1) 6/15/2018     M         83      (6) 2/8/2025   Common Stock   83.0   $0   584   D    

Explanation of Responses:
(1)  Restricted stock units convert into common stock on a one-for-one basis.
(2)  Represents 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.
(3)  1/4th of the shares issuable pursuant to the restricted stock units shall vest one year after the vesting commencement date of May 15, 2016 and an additional 1/48th of the shares issuable pursuant to the restricted stock units shall vest each month thereafter, 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.
(4)  1/48th of the shares issuable pursuant to the restricted stock units shall vest each month after the vesting commencement date of May 15, 2017, 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.
(5)  1/48th of the shares issuable pursuant to the restricted stock units shall vest each month after the vesting commencement date of January 15, 2018, 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.
(6)  1/12th of the shares issuable pursuant to the restricted stock units shall vest each month after the vesting commencement date of January 15, 2018, 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
Keiser John T.
1019 MARKET STREET
SAN FRANCISCO, CA 94103


Chief Operating Officer

Signatures
/s/ Hasani Caraway, Attorney-in-Fact for John T. Keiser 6/19/2018
** 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.
Zendesk (NYSE:ZEN)
Historical Stock Chart
From Feb 2024 to Mar 2024 Click Here for more Zendesk Charts.
Zendesk (NYSE:ZEN)
Historical Stock Chart
From Mar 2023 to Mar 2024 Click Here for more Zendesk Charts.