Ownership Submission
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

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
Sisco Robynne
  2. Issuer Name and Ticker or Trading Symbol
Workday, Inc. [WDAY]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Co-President & CFO
(Last)
(First)
(Middle)
C/O WORKDAY, INC., 6110 STONERIDGE MALL ROAD
3. Date of Earliest Transaction (Month/Day/Year)
04/15/2019
(Street)

PLEASANTON, CA 94588
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction 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
Class A Common Stock 04/15/2019   S(1)   1,976 D $ 191.9441 (2) 123,005 (3) D  
Class A Common Stock 04/15/2019   S(1)   6,883 D $ 192.7471 (4) 116,122 (3) D  
Class A Common Stock 04/15/2019   S(1)   2,720 D $ 193.9115 (5) 113,402 (3) D  
Class A Common Stock 04/15/2019   S(1)   300 D $ 194.7433 (6) 113,102 (3) D  
Class A Common Stock 04/15/2019   S(1)   100 D $ 195.64 113,002 (3) D  
Class A Common Stock 04/16/2019   S(7)   300 D $ 192.82 (8) 112,702 (3) D  
Class A Common Stock 04/16/2019   S(7)   203 D $ 193.4734 (9) 112,499 (3) D  
Class A Common Stock 04/16/2019   S(7)   1,960 D $ 194.8917 (10) 110,539 (3) D  
Class A Common Stock 04/16/2019   S(7)   3,172 D $ 195.9082 (11) 107,367 (3) D  
Class A Common Stock 04/16/2019   S(7)   1,400 D $ 197.1336 (12) 105,967 (3) D  
Class A Common Stock 04/16/2019   S(7)   4,760 D $ 197.87 (13) 101,207 (3) D  
Class A Common Stock 04/16/2019   S(7)   34 D $ 198.55 101,173 (3) D  

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction 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
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(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

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Sisco Robynne
C/O WORKDAY, INC.
6110 STONERIDGE MALL ROAD
PLEASANTON, CA 94588
      Co-President & CFO  

Signatures

 /s/ Juliana Capata, attorney-in-fact   04/17/2019
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person and represent shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs). These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax withholding obligation to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.
(2) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $191.4200 to $192.4199, inclusive. The Reporting Person undertakes to provide to Workday, Inc., any security holder of Workday, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range(s) set forth in this footnote of this Form 4.
(3) Includes 87,770 restricted stock units (RSUs) that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement from original grants consisting of 43,020 RSUs with a grant date of 4/15/2016, 54,247 RSUs with a grant date of 4/14/2017, and 66,521 RSUs with a grant date of 4/15/2018, each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant and then quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.
(4) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $192.4200 to $193.4199, inclusive. The Reporting Person undertakes to provide to Workday, Inc., any security holder of Workday, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range(s) set forth in this footnote of this Form 4.
(5) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $193.4200 to $194.4199, inclusive. The Reporting Person undertakes to provide to Workday, Inc., any security holder of Workday, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range(s) set forth in this footnote of this Form 4.
(6) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $194.6400 to $195.6399, inclusive. The Reporting Person undertakes to provide to Workday, Inc., any security holder of Workday, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range(s) set forth in this footnote of this Form 4.
(7) The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.
(8) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $192.3800 to $193.3799, inclusive. The Reporting Person undertakes to provide to Workday, Inc., any security holder of Workday, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range(s) set forth in this footnote of this Form 4.
(9) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $193.3900 to $194.3899, inclusive. The Reporting Person undertakes to provide to Workday, Inc., any security holder of Workday, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range(s) set forth in this footnote of this Form 4.
(10) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $194.4000 to $195.3999, inclusive. The Reporting Person undertakes to provide to Workday, Inc., any security holder of Workday, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range(s) set forth in this footnote of this Form 4.
(11) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $195.4900 to $196.4899, inclusive. The Reporting Person undertakes to provide to Workday, Inc., any security holder of Workday, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range(s) set forth in this footnote of this Form 4.
(12) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $196.5000 to $197.4999, inclusive. The Reporting Person undertakes to provide to Workday, Inc., any security holder of Workday, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range(s) set forth in this footnote of this Form 4.
(13) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $197.5100 to $198.5099, inclusive. The Reporting Person undertakes to provide to Workday, Inc., any security holder of Workday, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range(s) set forth in this footnote of this Form 4.

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