WDAY

SEC source: 0001209191-17-039019 · doc4.xml · nonDerivative · entry 4

DUFFIELD DAVID A · CIK 0000938071 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 234,840

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes 62,397 restricted stock units ("RSUs") that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 59,628 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 46,492 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments beginning 7/15/2016, iii) 46,492 RSUs with a grant date of 4/15/2015 and 11,268 RSUs with a grant date of 4/15/2016 each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant then quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting date.

F2 · ownership.direct: The reported shares are held by the David A. Duffield Trust dated July 14, 1988, a revocable living trust, of which the Reporting Person is trustee and sole beneficiary, other than the shares underlying the RSUs described in Footnote 1.

SEC source: 0001209191-17-039019 · doc4.xml · derivative · entry 7

DUFFIELD DAVID A · CIK 0000938071 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,651,752

Underlying: Class A Common · 232,570 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F8 · derivative.exercise_price: Each share of Class B Common Stock is convertible, at any time at the option of the holder, into one (1) share of Class A Common Stock. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's restated certificate of incorporation in effect as of the date hereof. The shares of Class B Common Stock have no expiration date.

F9 · derivative.exercise_price: All shares of Class A and Class B Common Stock will convert automatically into shares of a single class of Common Stock upon the earliest to occur of the following: (a) upon the election by the holders of a majority of the then outstanding shares of Class B Common Stock, (b) the date when the number of outstanding shares of Class B Common Stock represents less than 9% of all outstanding shares of Class A and Class B Common Stock, (c) October 11, 2032 or (d) nine (9) months after the death of the later to die of David A. Duffield and Aneel Bhusri. The shares of Class A and Class B Common Stock have no expiration date.

F8 · derivative.exercise_date: Each share of Class B Common Stock is convertible, at any time at the option of the holder, into one (1) share of Class A Common Stock. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's restated certificate of incorporation in effect as of the date hereof. The shares of Class B Common Stock have no expiration date.

F9 · derivative.exercise_date: All shares of Class A and Class B Common Stock will convert automatically into shares of a single class of Common Stock upon the earliest to occur of the following: (a) upon the election by the holders of a majority of the then outstanding shares of Class B Common Stock, (b) the date when the number of outstanding shares of Class B Common Stock represents less than 9% of all outstanding shares of Class A and Class B Common Stock, (c) October 11, 2032 or (d) nine (9) months after the death of the later to die of David A. Duffield and Aneel Bhusri. The shares of Class A and Class B Common Stock have no expiration date.

F8 · derivative.expiration_date: Each share of Class B Common Stock is convertible, at any time at the option of the holder, into one (1) share of Class A Common Stock. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's restated certificate of incorporation in effect as of the date hereof. The shares of Class B Common Stock have no expiration date.

F9 · derivative.expiration_date: All shares of Class A and Class B Common Stock will convert automatically into shares of a single class of Common Stock upon the earliest to occur of the following: (a) upon the election by the holders of a majority of the then outstanding shares of Class B Common Stock, (b) the date when the number of outstanding shares of Class B Common Stock represents less than 9% of all outstanding shares of Class A and Class B Common Stock, (c) October 11, 2032 or (d) nine (9) months after the death of the later to die of David A. Duffield and Aneel Bhusri. The shares of Class A and Class B Common Stock have no expiration date.

F10 · ownership.direct: The reported shares are held by the David A. Duffield Trust dated July 14, 1988, a revocable living trust, of which the Reporting Person is trustee and sole beneficiary.

SEC source: 0001209191-17-039019 · doc4.xml · nonDerivative · entry 3

DUFFIELD DAVID A · CIK 0000938071 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 124,979

F3 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $102.4800 to $103.4799, 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.

F1 · balance_after: Includes 62,397 restricted stock units ("RSUs") that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 59,628 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 46,492 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments beginning 7/15/2016, iii) 46,492 RSUs with a grant date of 4/15/2015 and 11,268 RSUs with a grant date of 4/15/2016 each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant then quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting date.

F2 · ownership.direct: The reported shares are held by the David A. Duffield Trust dated July 14, 1988, a revocable living trust, of which the Reporting Person is trustee and sole beneficiary, other than the shares underlying the RSUs described in Footnote 1.

SEC source: 0001209191-17-039019 · doc4.xml · nonDerivative · entry 2

DUFFIELD DAVID A · CIK 0000938071 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 193,306

F3 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $101.4800 to $102.4799, 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.

F1 · balance_after: Includes 62,397 restricted stock units ("RSUs") that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 59,628 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 46,492 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments beginning 7/15/2016, iii) 46,492 RSUs with a grant date of 4/15/2015 and 11,268 RSUs with a grant date of 4/15/2016 each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant then quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting date.

F2 · ownership.direct: The reported shares are held by the David A. Duffield Trust dated July 14, 1988, a revocable living trust, of which the Reporting Person is trustee and sole beneficiary, other than the shares underlying the RSUs described in Footnote 1.

SEC source: 0001209191-17-039019 · doc4.xml · nonDerivative · entry 1

DUFFIELD DAVID A · CIK 0000938071 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 357,549

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes 62,397 restricted stock units ("RSUs") that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 59,628 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 46,492 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments beginning 7/15/2016, iii) 46,492 RSUs with a grant date of 4/15/2015 and 11,268 RSUs with a grant date of 4/15/2016 each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant then quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting date.

F2 · ownership.direct: The reported shares are held by the David A. Duffield Trust dated July 14, 1988, a revocable living trust, of which the Reporting Person is trustee and sole beneficiary, other than the shares underlying the RSUs described in Footnote 1.

SEC source: 0001209191-17-038435 · doc4.xml · derivative · entry 8

Stankey Michael A. · CIK 0001557713 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,987

Underlying: Class A Common Stock · 12,500 shares

Expires 2021-02-17

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F7 · derivative.exercise_date: This stock option grant became fully vested as of January 1, 2016 and is exercisable in full or in part at any time.

SEC source: 0001209191-17-038435 · doc4.xml · nonDerivative · entry 6

Stankey Michael A. · CIK 0001557713 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 203,347

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $103.5000 to $104.4999, 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.

F1 · balance_after: Includes 106,028 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 104,349 RSUs with a grant date of 08/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 92,984 RSUs with a grant date of 04/15/2014 which vested or will vest in eight (8) quarterly installments beginning 07/15/2016, and iii) 92,984 RSUs with a grant date of 04/15/2015 which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant and quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001209191-17-038435 · doc4.xml · nonDerivative · entry 5

Stankey Michael A. · CIK 0001557713 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 204,947

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $102.5000 to $103.4999, 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.

F1 · balance_after: Includes 106,028 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 104,349 RSUs with a grant date of 08/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 92,984 RSUs with a grant date of 04/15/2014 which vested or will vest in eight (8) quarterly installments beginning 07/15/2016, and iii) 92,984 RSUs with a grant date of 04/15/2015 which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant and quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001209191-17-038435 · doc4.xml · nonDerivative · entry 4

Stankey Michael A. · CIK 0001557713 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 215,847

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes 106,028 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 104,349 RSUs with a grant date of 08/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 92,984 RSUs with a grant date of 04/15/2014 which vested or will vest in eight (8) quarterly installments beginning 07/15/2016, and iii) 92,984 RSUs with a grant date of 04/15/2015 which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant and quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001209191-17-038429 · doc4.xml · nonDerivative · entry 1

Sisco Robynne · CIK 0001470203 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 112,276

F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range from $102.6500 to $103.6499, 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.

F3 · balance_after: Includes 106,811 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement from original grants consisting of i) 22,361 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments starting 11/15/2015, ii) 17,435 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments starting 7/15/2016, iii) 17,569 RSUs with a grant date of 4/15/2015 of which 50% will vest on 4/15/2017 and then 12.5% per quarter thereafter, and iv) 43,020 RSUs with a grant date of 4/15/2016 and 54,247 RSUs with a grant date of 4/14/2017, 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.

SEC source: 0001209191-17-038433 · doc4.xml · nonDerivative · entry 2

MCNAMARA MICHAEL M · CIK 0001261031 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · The McNamara Family Trust U/A DTD 10/11/2001

Disclosed balance after: 0

F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by The McNamara Family Trust U/A DTD 10/11/2001.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $103.4300 to $104.4299, 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.

SEC source: 0001209191-17-038433 · doc4.xml · nonDerivative · entry 1

MCNAMARA MICHAEL M · CIK 0001261031 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · The McNamara Family Trust U/A DTD 10/11/2001

Disclosed balance after: 2,754

F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by The McNamara Family Trust U/A DTD 10/11/2001.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $102.4300 to $103.4299, 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.

SEC source: 0001209191-17-038431 · doc4.xml · derivative · entry 4

PEEK MARK S · CIK 0001184754 · co-President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 354,543

Underlying: Class A Common Stock · 11,111 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: Each share of Class B Common Stock is convertible, at any time at the option of the holder, into one (1) share of Class A Common Stock. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's restated certificate of incorporation in effect as of the date hereof. The shares of Class B Common Stock have no expiration date.

F7 · derivative.exercise_price: All shares of Class A and Class B Common Stock will convert automatically into shares of a single class of Common Stock upon the earliest to occur of the following: (a) upon the election by the holders of a majority of the then outstanding shares of Class B Common Stock, (b) the date when the number of outstanding shares of Class B Common Stock represents less than 9% of all outstanding shares of Class A and Class B Common Stock, (c) October 11, 2032 or (d) nine (9) months after the death of the later to die of David A. Duffield and Aneel Bhusri. The shares of Class A and Class B Common Stock have no expiration date.

F6 · derivative.exercise_date: Each share of Class B Common Stock is convertible, at any time at the option of the holder, into one (1) share of Class A Common Stock. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's restated certificate of incorporation in effect as of the date hereof. The shares of Class B Common Stock have no expiration date.

F7 · derivative.exercise_date: All shares of Class A and Class B Common Stock will convert automatically into shares of a single class of Common Stock upon the earliest to occur of the following: (a) upon the election by the holders of a majority of the then outstanding shares of Class B Common Stock, (b) the date when the number of outstanding shares of Class B Common Stock represents less than 9% of all outstanding shares of Class A and Class B Common Stock, (c) October 11, 2032 or (d) nine (9) months after the death of the later to die of David A. Duffield and Aneel Bhusri. The shares of Class A and Class B Common Stock have no expiration date.

F6 · derivative.expiration_date: Each share of Class B Common Stock is convertible, at any time at the option of the holder, into one (1) share of Class A Common Stock. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's restated certificate of incorporation in effect as of the date hereof. The shares of Class B Common Stock have no expiration date.

F7 · derivative.expiration_date: All shares of Class A and Class B Common Stock will convert automatically into shares of a single class of Common Stock upon the earliest to occur of the following: (a) upon the election by the holders of a majority of the then outstanding shares of Class B Common Stock, (b) the date when the number of outstanding shares of Class B Common Stock represents less than 9% of all outstanding shares of Class A and Class B Common Stock, (c) October 11, 2032 or (d) nine (9) months after the death of the later to die of David A. Duffield and Aneel Bhusri. The shares of Class A and Class B Common Stock have no expiration date.

F8 · ownership.direct: Held by the OMEGA Living Trust, UTA 8/6/15, a revocable living trust, of which the Reporting Person is trustee and sole beneficiary.

SEC source: 0001209191-17-038431 · doc4.xml · nonDerivative · entry 3

PEEK MARK S · CIK 0001184754 · co-President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 229,856

F1 · kind: The sale of these shares was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the OMEGA Living Trust, UTA 8/6/15.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $103.4700 to $104.4699, 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.

F3 · balance_after: Includes 224,478 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 81,989 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 69,738 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments beginning 7/15/2016, and iii) 69,738 RSUs with a grant date of 4/15/2015, 25,000 RSUs with a grant date of 6/15/2015, 77,465 RSUs with a grant date of 4/15/2016, and 72,329 RSUs with a grant date of 4/14/2017, 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 the Issuer on the applicable vesting date.

F4 · ownership.direct: The reported shares, other than the shares underlying the RSUs described in footnote 3, are held by the OMEGA Living Trust, UTA 8/6/15, a revocable living trust, of which the Reporting Person is trustee and sole beneficiary.

SEC source: 0001209191-17-038431 · doc4.xml · nonDerivative · entry 2

PEEK MARK S · CIK 0001184754 · co-President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 230,656

F1 · kind: The sale of these shares was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the OMEGA Living Trust, UTA 8/6/15.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $102.4600 to $103.4599, 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.

F3 · balance_after: Includes 224,478 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 81,989 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 69,738 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments beginning 7/15/2016, and iii) 69,738 RSUs with a grant date of 4/15/2015, 25,000 RSUs with a grant date of 6/15/2015, 77,465 RSUs with a grant date of 4/15/2016, and 72,329 RSUs with a grant date of 4/14/2017, 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 the Issuer on the applicable vesting date.

F4 · ownership.direct: The reported shares, other than the shares underlying the RSUs described in footnote 3, are held by the OMEGA Living Trust, UTA 8/6/15, a revocable living trust, of which the Reporting Person is trustee and sole beneficiary.

SEC source: 0001209191-17-038431 · doc4.xml · nonDerivative · entry 1

PEEK MARK S · CIK 0001184754 · co-President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 253,833

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-17-038437 · doc4.xml · derivative · entry 4

BHUSRI ANEEL · CIK 0001196579 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,528,356

Underlying: Class A Common Stock · 75,000 shares

Expires 2020-11-03

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_price: Each share of Class B Common Stock is convertible, at any time at the option of the holder, into one (1) share of Class A Common Stock. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's restated certificate of incorporation in effect as of the date hereof. The shares of Class B Common Stock have no expiration date.

F6 · derivative.exercise_price: All shares of Class A and Class B Common Stock will convert automatically into shares of a single class of Common Stock upon the earliest to occur of the following: (a) upon the election by the holders of a majority of the then outstanding shares of Class B Common Stock, (b) the date when the number of outstanding shares of Class B Common Stock represents less than 9% of all outstanding shares of Class A and Class B Common Stock, (c) October 11, 2032 or (d) nine (9) months after the death of the later to die of David A. Duffield and Aneel Bhusri. The shares of Class A and Class B Common Stock have no expiration date.

F7 · derivative.exercise_date: The stock option grant was issued outside of the Issuer's 2005 Stock Plan and is fully vested.

SEC source: 0001209191-17-038437 · doc4.xml · nonDerivative · entry 3

BHUSRI ANEEL · CIK 0001196579 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 359,625

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $103.4600 to $104.4599, 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.

F1 · balance_after: Includes 246,775 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 134,163 RSUs with a grant date of 08/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 104,607 RSUs with a grant date of 04/15/2014 which vested or will vest in eight (8) quarterly installments beginning 07/15/2016, and iii) 104,607 RSUs with a grant date of 4/15/2015, 22,535 RSUs with a grant date of 4/15/2016 and 108,494 RSUs with a grant date of 4/14/2017, 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 date.

SEC source: 0001209191-17-038437 · doc4.xml · nonDerivative · entry 2

BHUSRI ANEEL · CIK 0001196579 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 362,005

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $102.4600 to $103.4599, 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.

F1 · balance_after: Includes 246,775 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 134,163 RSUs with a grant date of 08/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 104,607 RSUs with a grant date of 04/15/2014 which vested or will vest in eight (8) quarterly installments beginning 07/15/2016, and iii) 104,607 RSUs with a grant date of 4/15/2015, 22,535 RSUs with a grant date of 4/15/2016 and 108,494 RSUs with a grant date of 4/14/2017, 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 date.

SEC source: 0001209191-17-038437 · doc4.xml · nonDerivative · entry 1

BHUSRI ANEEL · CIK 0001196579 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 434,625

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes 246,775 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 134,163 RSUs with a grant date of 08/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 104,607 RSUs with a grant date of 04/15/2014 which vested or will vest in eight (8) quarterly installments beginning 07/15/2016, and iii) 104,607 RSUs with a grant date of 4/15/2015, 22,535 RSUs with a grant date of 4/15/2016 and 108,494 RSUs with a grant date of 4/14/2017, 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 date.

SEC source: 0001209191-17-038439 · doc4.xml · derivative · entry 7

BATTLE A GEORGE · CIK 0001203980 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 317,857

Underlying: Class A Common Stock · 15,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F10 · derivative.exercise_price: Each share of Class B Common Stock is convertible, at any time at the option of the holder, into one (1) share of Class A Common Stock. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's restated certificate of incorporation in effect as of the date hereof. The shares of Class B Common Stock have no expiration date.

F11 · derivative.exercise_price: All shares of Class A and Class B Common Stock will convert automatically into shares of a single class of Common Stock upon the earliest to occur of the following: (a) upon the election by the holders of a majority of the then outstanding shares of Class B Common Stock, (b) the date when the number of outstanding shares of Class B Common Stock represents less than 9% of all outstanding shares of Class A and Class B Common Stock, (c) October 11, 2032 or (d) nine (9) months after the death of the later to die of David A. Duffield and Aneel Bhusri. The shares of Class A and Class B Common Stock have no expiration date.

F10 · derivative.exercise_date: Each share of Class B Common Stock is convertible, at any time at the option of the holder, into one (1) share of Class A Common Stock. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's restated certificate of incorporation in effect as of the date hereof. The shares of Class B Common Stock have no expiration date.

F11 · derivative.exercise_date: All shares of Class A and Class B Common Stock will convert automatically into shares of a single class of Common Stock upon the earliest to occur of the following: (a) upon the election by the holders of a majority of the then outstanding shares of Class B Common Stock, (b) the date when the number of outstanding shares of Class B Common Stock represents less than 9% of all outstanding shares of Class A and Class B Common Stock, (c) October 11, 2032 or (d) nine (9) months after the death of the later to die of David A. Duffield and Aneel Bhusri. The shares of Class A and Class B Common Stock have no expiration date.

F10 · derivative.expiration_date: Each share of Class B Common Stock is convertible, at any time at the option of the holder, into one (1) share of Class A Common Stock. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's restated certificate of incorporation in effect as of the date hereof. The shares of Class B Common Stock have no expiration date.

F11 · derivative.expiration_date: All shares of Class A and Class B Common Stock will convert automatically into shares of a single class of Common Stock upon the earliest to occur of the following: (a) upon the election by the holders of a majority of the then outstanding shares of Class B Common Stock, (b) the date when the number of outstanding shares of Class B Common Stock represents less than 9% of all outstanding shares of Class A and Class B Common Stock, (c) October 11, 2032 or (d) nine (9) months after the death of the later to die of David A. Duffield and Aneel Bhusri. The shares of Class A and Class B Common Stock have no expiration date.

SEC source: 0001209191-17-038439 · doc4.xml · nonDerivative · entry 6

BATTLE A GEORGE · CIK 0001203980 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By A. George Battle 2011 Separate Property Trust

Disclosed balance after: 0

F6 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the A. George Battle 2011 Separate Property Trust.

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $103.5500 to $104.5499, 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.

F8 · ownership.nature: The Reporting Person is the trustee of the A. George Battle 2011 Separate Property Trust.

SEC source: 0001209191-17-038439 · doc4.xml · nonDerivative · entry 5

BATTLE A GEORGE · CIK 0001203980 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By A. George Battle 2011 Separate Property Trust

Disclosed balance after: 200

F6 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the A. George Battle 2011 Separate Property Trust.

F2 · shares: On June 1, 2015, the sale of 3,176 direct shares by the Reporting Person was erroneously reported as a sale by the A. George Battle 2011 Separate Property Trust.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $102.4700 to $103.4699, 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.

F8 · ownership.nature: The Reporting Person is the trustee of the A. George Battle 2011 Separate Property Trust.

SEC source: 0001209191-17-038439 · doc4.xml · nonDerivative · entry 4

BATTLE A GEORGE · CIK 0001203980 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,695

F3 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $103.4600 to $104.4599, 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.

SEC source: 0001209191-17-038439 · doc4.xml · nonDerivative · entry 3

BATTLE A GEORGE · CIK 0001203980 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,624

F3 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $102.4600 to $103.4599, 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.

SEC source: 0001209191-17-038439 · doc4.xml · nonDerivative · entry 2

BATTLE A GEORGE · CIK 0001203980 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,695

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · balance_after: On June 1, 2015, the sale of 3,176 direct shares by the Reporting Person was erroneously reported as a sale by the A. George Battle 2011 Separate Property Trust.

SEC source: 0001209191-17-038435 · doc4.xml · derivative · entry 7

Stankey Michael A. · CIK 0001557713 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,487

Underlying: Class A Common Stock · 12,500 shares

Expires 2021-02-17

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F7 · derivative.exercise_date: This stock option grant became fully vested as of January 1, 2016 and is exercisable in full or in part at any time.

SEC source: 0001209191-17-038435 · doc4.xml · nonDerivative · entry 3

Stankey Michael A. · CIK 0001557713 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 203,347

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $103.4000 to $104.3999, 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.

F1 · balance_after: Includes 106,028 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 104,349 RSUs with a grant date of 08/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 92,984 RSUs with a grant date of 04/15/2014 which vested or will vest in eight (8) quarterly installments beginning 07/15/2016, and iii) 92,984 RSUs with a grant date of 04/15/2015 which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant and quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001209191-17-038435 · doc4.xml · nonDerivative · entry 2

Stankey Michael A. · CIK 0001557713 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 203,847

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $102.4000 to $103.3999, 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.

F1 · balance_after: Includes 106,028 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 104,349 RSUs with a grant date of 08/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 92,984 RSUs with a grant date of 04/15/2014 which vested or will vest in eight (8) quarterly installments beginning 07/15/2016, and iii) 92,984 RSUs with a grant date of 04/15/2015 which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant and quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001209191-17-038435 · doc4.xml · nonDerivative · entry 1

Stankey Michael A. · CIK 0001557713 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 215,847

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes 106,028 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 104,349 RSUs with a grant date of 08/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 92,984 RSUs with a grant date of 04/15/2014 which vested or will vest in eight (8) quarterly installments beginning 07/15/2016, and iii) 92,984 RSUs with a grant date of 04/15/2015 which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant and quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001209191-17-037944 · doc4.xml · derivative · entry 4

Sisco Robynne · CIK 0001470203 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,500

Underlying: Class A Common Stock · 1,500 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: Each share of Class B Common Stock is convertible, at any time at the option of the holder, into one (1) share of Class A Common Stock. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's restated certificate of incorporation in effect as of the date hereof. The shares of Class B Common Stock have no expiration date.

F5 · derivative.exercise_date: All shares of Class A and Class B Common Stock will convert automatically into shares of a single class of Common Stock upon the earliest to occur of the following: (a) upon the election by the holders of a majority of the then outstanding shares of Class B Common Stock, (b) the date when the number of outstanding shares of Class B Common Stock represents less than 9% of all outstanding shares of Class A and Class B Common Stock, (c) October 11, 2032 or (d) nine (9) months after the death of the later to die of David A. Duffield and Aneel Bhusri. The shares of Class A and Class B Common Stock have no expiration date.

F4 · derivative.expiration_date: Each share of Class B Common Stock is convertible, at any time at the option of the holder, into one (1) share of Class A Common Stock. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's restated certificate of incorporation in effect as of the date hereof. The shares of Class B Common Stock have no expiration date.

F5 · derivative.expiration_date: All shares of Class A and Class B Common Stock will convert automatically into shares of a single class of Common Stock upon the earliest to occur of the following: (a) upon the election by the holders of a majority of the then outstanding shares of Class B Common Stock, (b) the date when the number of outstanding shares of Class B Common Stock represents less than 9% of all outstanding shares of Class A and Class B Common Stock, (c) October 11, 2032 or (d) nine (9) months after the death of the later to die of David A. Duffield and Aneel Bhusri. The shares of Class A and Class B Common Stock have no expiration date.

SEC source: 0001209191-17-037944 · doc4.xml · nonDerivative · entry 3

Sisco Robynne · CIK 0001470203 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 113,319

F3 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F1 · balance_after: Includes 106,811 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement from original grants consisting of i) 22,361 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments starting 11/15/2015, ii) 17,435 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments starting 7/15/2016, iii) 17,569 RSUs with a grant date of 4/15/2015 of which 50% will vest on 4/15/2017 and then 12.5% per quarter thereafter, and iv) 43,020 RSUs with a grant date of 4/15/2016 and 54,247 RSUs with a grant date of 4/14/2017, 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.

SEC source: 0001209191-17-037944 · doc4.xml · nonDerivative · entry 2

Sisco Robynne · CIK 0001470203 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 113,858

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person and represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of a Restricted Stock Award (RSA) grant. 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.

F1 · balance_after: Includes 106,811 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement from original grants consisting of i) 22,361 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments starting 11/15/2015, ii) 17,435 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments starting 7/15/2016, iii) 17,569 RSUs with a grant date of 4/15/2015 of which 50% will vest on 4/15/2017 and then 12.5% per quarter thereafter, and iv) 43,020 RSUs with a grant date of 4/15/2016 and 54,247 RSUs with a grant date of 4/14/2017, 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.

SEC source: 0001209191-17-037944 · doc4.xml · nonDerivative · entry 1

Sisco Robynne · CIK 0001470203 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 114,639

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes 106,811 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement from original grants consisting of i) 22,361 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments starting 11/15/2015, ii) 17,435 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments starting 7/15/2016, iii) 17,569 RSUs with a grant date of 4/15/2015 of which 50% will vest on 4/15/2017 and then 12.5% per quarter thereafter, and iv) 43,020 RSUs with a grant date of 4/15/2016 and 54,247 RSUs with a grant date of 4/14/2017, 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.

SEC source: 0001209191-17-033425 · doc4.xml · nonDerivative · entry 3

DUFFIELD DAVID A · CIK 0000938071 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 124,979

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on 1/11/2016 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 plan to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $94.5100 to $95.5099, 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.

F3 · balance_after: Includes 62,397 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 59,628 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 46,492 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments beginning 7/15/2016, and iii) 46,492 RSUs with a grant date of 4/15/2015 and 11,268 RSUs with a grant date of 4/15/2016, each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant then quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting date.

F4 · ownership.direct: The reported shares are held by the David A. Duffield Trust dated July 14, 1988, a revocable living trust, of which the Reporting Person is trustee and sole beneficiary, other than the shares underlying the RSUs described in Footnote 3.

SEC source: 0001209191-17-033425 · doc4.xml · nonDerivative · entry 2

DUFFIELD DAVID A · CIK 0000938071 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 127,189

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on 1/11/2016 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 plan to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $93.4800 to $94.4799, 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.

F3 · balance_after: Includes 62,397 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 59,628 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 46,492 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments beginning 7/15/2016, and iii) 46,492 RSUs with a grant date of 4/15/2015 and 11,268 RSUs with a grant date of 4/15/2016, each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant then quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting date.

F4 · ownership.direct: The reported shares are held by the David A. Duffield Trust dated July 14, 1988, a revocable living trust, of which the Reporting Person is trustee and sole beneficiary, other than the shares underlying the RSUs described in Footnote 3.

SEC source: 0001209191-17-033425 · doc4.xml · nonDerivative · entry 1

DUFFIELD DAVID A · CIK 0000938071 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 127,789

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on 1/11/2016 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 plan to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $92.0300 to $93.0299, 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.

F3 · balance_after: Includes 62,397 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 59,628 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 46,492 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments beginning 7/15/2016, and iii) 46,492 RSUs with a grant date of 4/15/2015 and 11,268 RSUs with a grant date of 4/15/2016, each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant then quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting date.

F4 · ownership.direct: The reported shares are held by the David A. Duffield Trust dated July 14, 1988, a revocable living trust, of which the Reporting Person is trustee and sole beneficiary, other than the shares underlying the RSUs described in Footnote 3.

SEC source: 0001209191-17-033435 · doc4.xml · nonDerivative · entry 3

Sisco Robynne · CIK 0001470203 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 113,139

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on 1/18/2017 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.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range from $94.6100 to $95.6099, 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.

F3 · balance_after: Includes 106,811 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement from original grants consisting of i) 22,361 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments starting 11/15/2015, ii) 17,435 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments starting 7/15/2016, iii) 17,569 RSUs with a grant date of 4/15/2015 of which 50% will vest on 4/15/2017 and then 12.5% per quarter thereafter, and iv) 43,020 RSUs with a grant date of 4/15/2016 and 54,247 RSUs with a grant date of 4/14/2017, 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.

SEC source: 0001209191-17-033435 · doc4.xml · nonDerivative · entry 2

Sisco Robynne · CIK 0001470203 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 114,026

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on 1/18/2017 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.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range from $93.6100 to $94.6099, 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.

F3 · balance_after: Includes 106,811 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement from original grants consisting of i) 22,361 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments starting 11/15/2015, ii) 17,435 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments starting 7/15/2016, iii) 17,569 RSUs with a grant date of 4/15/2015 of which 50% will vest on 4/15/2017 and then 12.5% per quarter thereafter, and iv) 43,020 RSUs with a grant date of 4/15/2016 and 54,247 RSUs with a grant date of 4/14/2017, 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.

SEC source: 0001209191-17-033435 · doc4.xml · nonDerivative · entry 1

Sisco Robynne · CIK 0001470203 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 114,426

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on 1/18/2017 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.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range from $92.0300 to $93.0299, 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.

F3 · balance_after: Includes 106,811 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement from original grants consisting of i) 22,361 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments starting 11/15/2015, ii) 17,435 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments starting 7/15/2016, iii) 17,569 RSUs with a grant date of 4/15/2015 of which 50% will vest on 4/15/2017 and then 12.5% per quarter thereafter, and iv) 43,020 RSUs with a grant date of 4/15/2016 and 54,247 RSUs with a grant date of 4/14/2017, 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.

SEC source: 0001209191-17-033430 · doc4.xml · nonDerivative · entry 3

Shaughnessy James P · CIK 0001294600 · SVP, General Counsel & Secty

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 97,784

F1 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on January 18, 2017 and represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs). This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $94.5200 to $95.5199, 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.

F2 · balance_after: Includes 73,815 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement, from original grants consisting of (i) 29,814 RSUs which vested or will vest in eight (8) quarterly installments beginning 11/15/2015; (ii) 27,895 RSUs with a grant date of 04/15/2014, 27,895 RSUs with a grant date of 04/15/2015 and 42,192 RSUs with a grant date of 4/14/2017, each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant and quarterly thereafter; and (iii) 13,948 RSUs with a grant date of 04/15/2016 which vested or will vest as to 50% of the underlying shares on the one-year anniversary of grant and 12.5% quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001209191-17-033430 · doc4.xml · nonDerivative · entry 2

Shaughnessy James P · CIK 0001294600 · SVP, General Counsel & Secty

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 99,057

F1 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on January 18, 2017 and represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs). This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $93.4800 to $94.4799, 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.

F2 · balance_after: Includes 73,815 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement, from original grants consisting of (i) 29,814 RSUs which vested or will vest in eight (8) quarterly installments beginning 11/15/2015; (ii) 27,895 RSUs with a grant date of 04/15/2014, 27,895 RSUs with a grant date of 04/15/2015 and 42,192 RSUs with a grant date of 4/14/2017, each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant and quarterly thereafter; and (iii) 13,948 RSUs with a grant date of 04/15/2016 which vested or will vest as to 50% of the underlying shares on the one-year anniversary of grant and 12.5% quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001209191-17-033430 · doc4.xml · nonDerivative · entry 1

Shaughnessy James P · CIK 0001294600 · SVP, General Counsel & Secty

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 99,557

F1 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on January 18, 2017 and represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs). This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.

F2 · balance_after: Includes 73,815 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement, from original grants consisting of (i) 29,814 RSUs which vested or will vest in eight (8) quarterly installments beginning 11/15/2015; (ii) 27,895 RSUs with a grant date of 04/15/2014, 27,895 RSUs with a grant date of 04/15/2015 and 42,192 RSUs with a grant date of 4/14/2017, each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant and quarterly thereafter; and (iii) 13,948 RSUs with a grant date of 04/15/2016 which vested or will vest as to 50% of the underlying shares on the one-year anniversary of grant and 12.5% quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001209191-17-033412 · doc4.xml · nonDerivative · entry 3

BHUSRI ANEEL · CIK 0001196579 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 359,625

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on 7/15/2016 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 tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $94.4900 to $95.4899, 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.

F3 · balance_after: Includes 246,775 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 134,163 RSUs with a grant date of 08/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 104,607 RSUs with a grant date of 04/15/2014 which vested or will vest in eight (8) quarterly installments beginning 07/15/2016, and iii) 104,607 RSUs with a grant date of 4/15/2015, 22,535 RSUs with a grant date of 4/15/2016 and 108,494 RSUs with a grant date of 4/14/2017, 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 date.

SEC source: 0001209191-17-033412 · doc4.xml · nonDerivative · entry 2

BHUSRI ANEEL · CIK 0001196579 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 365,781

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on 7/15/2016 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 tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $93.4800 to $94.4799, 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.

F3 · balance_after: Includes 246,775 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 134,163 RSUs with a grant date of 08/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 104,607 RSUs with a grant date of 04/15/2014 which vested or will vest in eight (8) quarterly installments beginning 07/15/2016, and iii) 104,607 RSUs with a grant date of 4/15/2015, 22,535 RSUs with a grant date of 4/15/2016 and 108,494 RSUs with a grant date of 4/14/2017, 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 date.

SEC source: 0001209191-17-033412 · doc4.xml · nonDerivative · entry 1

BHUSRI ANEEL · CIK 0001196579 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 367,581

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on 7/15/2016 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 tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $92.0000 to $92.9999, 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.

F3 · balance_after: Includes 246,775 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 134,163 RSUs with a grant date of 08/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 104,607 RSUs with a grant date of 04/15/2014 which vested or will vest in eight (8) quarterly installments beginning 07/15/2016, and iii) 104,607 RSUs with a grant date of 4/15/2015, 22,535 RSUs with a grant date of 4/15/2016 and 108,494 RSUs with a grant date of 4/14/2017, 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 date.

SEC source: 0001209191-17-033427 · doc4.xml · nonDerivative · entry 4

PEEK MARK S · CIK 0001184754 · co-President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 242,722

F7 · kind: The sale of these shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the OMEGA Living Trust, UTA 8/6/15 on January 18, 2017.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $95.6600 to $96.6599, 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.

F3 · balance_after: Includes 224,478 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 81,989 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 69,738 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments beginning 7/15/2016, and iii) 69,738 RSUs with a grant date of 4/15/2015, 25,000 RSUs with a grant date of 6/15/2015, 77,465 RSUs with a grant date of 4/15/2016, and 72,329 RSUs with a grant date of 4/14/2017, 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 the Issuer on the applicable vesting date.

F4 · ownership.direct: The reported shares, other than the shares underlying the RSUs described in footnote 3, are held by the OMEGA Living Trust, UTA 8/6/15, a revocable living trust, of which the Reporting Person is trustee and sole beneficiary.

SEC source: 0001209191-17-033427 · doc4.xml · nonDerivative · entry 3

PEEK MARK S · CIK 0001184754 · co-President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 247,825

F1 · kind: These sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on July 15, 2016 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 tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $94.5000 to $95.4999, 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.

F3 · balance_after: Includes 224,478 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 81,989 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 69,738 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments beginning 7/15/2016, and iii) 69,738 RSUs with a grant date of 4/15/2015, 25,000 RSUs with a grant date of 6/15/2015, 77,465 RSUs with a grant date of 4/15/2016, and 72,329 RSUs with a grant date of 4/14/2017, 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 the Issuer on the applicable vesting date.

F4 · ownership.direct: The reported shares, other than the shares underlying the RSUs described in footnote 3, are held by the OMEGA Living Trust, UTA 8/6/15, a revocable living trust, of which the Reporting Person is trustee and sole beneficiary.

SEC source: 0001209191-17-033427 · doc4.xml · nonDerivative · entry 2

PEEK MARK S · CIK 0001184754 · co-President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 251,571

F1 · kind: These sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on July 15, 2016 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 tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $93.4800 to $94.4799, 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.

F3 · balance_after: Includes 224,478 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 81,989 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 69,738 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments beginning 7/15/2016, and iii) 69,738 RSUs with a grant date of 4/15/2015, 25,000 RSUs with a grant date of 6/15/2015, 77,465 RSUs with a grant date of 4/15/2016, and 72,329 RSUs with a grant date of 4/14/2017, 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 the Issuer on the applicable vesting date.

F4 · ownership.direct: The reported shares, other than the shares underlying the RSUs described in footnote 3, are held by the OMEGA Living Trust, UTA 8/6/15, a revocable living trust, of which the Reporting Person is trustee and sole beneficiary.

SEC source: 0001209191-17-033427 · doc4.xml · nonDerivative · entry 1

PEEK MARK S · CIK 0001184754 · co-President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 252,771

F1 · kind: These sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on July 15, 2016 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 tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $92.0300 to $93.0299, 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.

F3 · balance_after: Includes 224,478 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, which will take place within 30 days of vesting, from original grants consisting of i) 81,989 RSUs with a grant date of 8/30/2013 which vested or will vest in eight (8) quarterly installments beginning 11/15/2015, ii) 69,738 RSUs with a grant date of 4/15/2014 which vested or will vest in eight (8) quarterly installments beginning 7/15/2016, and iii) 69,738 RSUs with a grant date of 4/15/2015, 25,000 RSUs with a grant date of 6/15/2015, 77,465 RSUs with a grant date of 4/15/2016, and 72,329 RSUs with a grant date of 4/14/2017, 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 the Issuer on the applicable vesting date.

F4 · ownership.direct: The reported shares, other than the shares underlying the RSUs described in footnote 3, are held by the OMEGA Living Trust, UTA 8/6/15, a revocable living trust, of which the Reporting Person is trustee and sole beneficiary.