Sec Form 4/A Filing - Shaughnessy James P @ Workday, Inc. - 2016-09-01

FORM 4/A 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 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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1. Name and Address of Reporting Person Shaughnessy James P 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) SVP, General Counsel & Secty (Last) (First) (Middle) C/O WORKDAY, INC., 6230 STONERIDGE MALL ROAD 3. Date of Earliest Transaction (MM/DD/YY) 09/01/2016 (Street) PLEASANTON, CA94588 4. If Amendment, Date Original Filed (MM/DD/YY) 09/06/2016 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 (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 09/01/2016 M( 1 ) 5,875 A $ 3.7 75,411 ( 2 ) D

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 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 Stock Option (right to buy) $ 3.7 09/01/2016 M( 1 ) 5,875 ( 3 ) 08/29/2021 Class A Common Stock 5,875 $ 3.7 7,625 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Shaughnessy James P C/O WORKDAY, INC. 6230 STONERIDGE MALL ROAD PLEASANTON, CA94588 SVP, General Counsel & Secty Signatures /s/ Melanie Vinson, attorney-in-fact 10/04/2016 Signature of Reporting Person Date

Explanation of Responses:

( 1 )This amendment is being filed to report an option exercise that was inadvertently omitted from the Form 4 filed on September 6, 2016. The underlying shares were sold on the same day as the option exercise pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on January 8, 2016. ( 2 )Includes 60,238 restricted stock units (RSUs) that entitle the Reporting Person to receive one share of Class A Common Stock per unit uponsettlement, from original grants consisting of (i) 29,814 RSUs which vested or will vest in eight (8) quarterly installments beginning 11/15/2015;and (ii) 27,895 RSUs with a grant date of 04/15/2014, 27,895 RSUs with a grant date of 04/15/2015 and 13,948 RSUs with a grant date of04/15/2016 each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant and quarterly thereafter. Allgrants are subject to the Reporting Person's continued employment with Workday on the applicable vesting dates. ( 3 )The stock option grant was issued under the Issuer's 2005 Stock Option Plan and vested or will vest as follows: 20% of the total number ofshares vested on August 15, 2012 when the Reporting Person completed 12 months of continuous service, and 5% of the total number of sharesvested or will vest as the Reporting Person completes each 3-month period of continuous service thereafter. This option grant is exercisable infull or in part at any time, but the unvested portion is subject to the Issuer's right to repurchase the shares at the original exercise price in theevent of termination of the Reporting Person's service for any reason.

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).

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