WDAY

SEC source: 0001327811-19-000061 · wf-form4_155554110411343.xml · nonDerivative · entry 4

Bozzini James · CIK 0001598140 · COO & Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 170,647

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person and represent shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs). These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax withholding obligation to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

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 $194.6400 to $195.6399, inclusive. The Reporting Person undertakes to provide to Workday, Inc., any security holder of Workday, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range(s) set forth in this footnote of this Form 4.

F3 · balance_after: Includes 82,926 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, from original grants consisting of i) 46,492 RSUs with a grant date of 04/15/2016; ii) 66,302 RSUs with a grant date of 4/14/2017; and iii) 50,869 RSUs with a grant date of 4/15/2018; each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant then quarterly thereafter. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates. Please note, Footnote 3 of the Reporting Person's Form 4 filed on January 17, 2019, contained a de minimus error in the number of RSUs reported as included in the Reporting Person's beneficial ownership, which is now accurately reflected on this Form 4.

SEC source: 0001327811-19-000061 · wf-form4_155554110411343.xml · nonDerivative · entry 3

Bozzini James · CIK 0001598140 · COO & Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 170,984

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person and represent shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs). These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax withholding obligation to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

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 $193.5000 to $194.4999, 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 82,926 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, from original grants consisting of i) 46,492 RSUs with a grant date of 04/15/2016; ii) 66,302 RSUs with a grant date of 4/14/2017; and iii) 50,869 RSUs with a grant date of 4/15/2018; each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant then quarterly thereafter. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates. Please note, Footnote 3 of the Reporting Person's Form 4 filed on January 17, 2019, contained a de minimus error in the number of RSUs reported as included in the Reporting Person's beneficial ownership, which is now accurately reflected on this Form 4.

SEC source: 0001327811-19-000061 · wf-form4_155554110411343.xml · nonDerivative · entry 2

Bozzini James · CIK 0001598140 · COO & Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 173,184

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person and represent shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs). These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax withholding obligation to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

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 $192.4800 to $193.4799, 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 82,926 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, from original grants consisting of i) 46,492 RSUs with a grant date of 04/15/2016; ii) 66,302 RSUs with a grant date of 4/14/2017; and iii) 50,869 RSUs with a grant date of 4/15/2018; each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant then quarterly thereafter. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates. Please note, Footnote 3 of the Reporting Person's Form 4 filed on January 17, 2019, contained a de minimus error in the number of RSUs reported as included in the Reporting Person's beneficial ownership, which is now accurately reflected on this Form 4.

SEC source: 0001327811-19-000061 · wf-form4_155554110411343.xml · nonDerivative · entry 1

Bozzini James · CIK 0001598140 · COO & Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 179,822

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person and represent shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs). These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax withholding obligation to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

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 $191.4800 to $192.4799, 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 82,926 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, from original grants consisting of i) 46,492 RSUs with a grant date of 04/15/2016; ii) 66,302 RSUs with a grant date of 4/14/2017; and iii) 50,869 RSUs with a grant date of 4/15/2018; each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant then quarterly thereafter. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates. Please note, Footnote 3 of the Reporting Person's Form 4 filed on January 17, 2019, contained a de minimus error in the number of RSUs reported as included in the Reporting Person's beneficial ownership, which is now accurately reflected on this Form 4.

SEC source: 0001327811-19-000059 · wf-form4_155554050245489.xml · nonDerivative · entry 4

Stankey Michael A. · CIK 0001557713 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 156,042

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person and represent shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. 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 of $194.6400 to $195.6399, inclusive. The Reporting Person undertakes to provide to Workday, Inc., any security holder of Workday, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range(s) set forth in this footnote of this Form 4.

SEC source: 0001327811-19-000059 · wf-form4_155554050245489.xml · nonDerivative · entry 3

Stankey Michael A. · CIK 0001557713 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 156,263

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person and represent shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. 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 of $193.6200 to $194.6199, 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: 0001327811-19-000059 · wf-form4_155554050245489.xml · nonDerivative · entry 2

Stankey Michael A. · CIK 0001557713 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 157,156

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person and represent shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. 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.

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 $192.5200 to $193.5199, 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.

SEC source: 0001327811-19-000059 · wf-form4_155554050245489.xml · nonDerivative · entry 1

Stankey Michael A. · CIK 0001557713 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 158,821

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person and represent shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. 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 of $191.5000 to $192.4999, 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.

SEC source: 0001327811-19-000055 · wf-form4_155510223361972.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,490

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

F7 · 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 $196.2600 to $197.2599, 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 30,173 Restricted Stock Units (RSUs) that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement, from original grants consisting of i) 27,895 RSUs with a grant date of 4/15/2015, 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 ii) 4,696 RSUs with a grant date of 4/15/2018 of which 100% will vest on 4/15/2019. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001327811-19-000055 · wf-form4_155510223361972.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,890

F1 · kind: The sales reported in this Form 4 were 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 within the range of $195.0200 to $196.0199, 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 30,173 Restricted Stock Units (RSUs) that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement, from original grants consisting of i) 27,895 RSUs with a grant date of 4/15/2015, 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 ii) 4,696 RSUs with a grant date of 4/15/2018 of which 100% will vest on 4/15/2019. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001327811-19-000055 · wf-form4_155510223361972.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,550

F1 · kind: The sales reported in this Form 4 were 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 within the range of $194.0200 to $195.0199, 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 30,173 Restricted Stock Units (RSUs) that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement, from original grants consisting of i) 27,895 RSUs with a grant date of 4/15/2015, 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 ii) 4,696 RSUs with a grant date of 4/15/2018 of which 100% will vest on 4/15/2019. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001327811-19-000055 · wf-form4_155510223361972.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,590

F1 · kind: The sales reported in this Form 4 were 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 $192.5500 to $193.5499, 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.

F3 · balance_after: Includes 30,173 Restricted Stock Units (RSUs) that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement, from original grants consisting of i) 27,895 RSUs with a grant date of 4/15/2015, 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 ii) 4,696 RSUs with a grant date of 4/15/2018 of which 100% will vest on 4/15/2019. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001327811-19-000055 · wf-form4_155510223361972.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,890

F1 · kind: The sales reported in this Form 4 were 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 of $191.1500 to $192.1499, 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 30,173 Restricted Stock Units (RSUs) that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement, from original grants consisting of i) 27,895 RSUs with a grant date of 4/15/2015, 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 ii) 4,696 RSUs with a grant date of 4/15/2018 of which 100% will vest on 4/15/2019. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001327811-19-000048 · wf-form4_155449860816372.xml · derivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,872,672

Underlying: Class A Common Stock · 258,774 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.

F7 · 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.

F8 · 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: 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.

F8 · 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.

F7 · 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.

F8 · 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.

F9 · 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: 0001327811-19-000048 · wf-form4_155449860816372.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,949

F3 · kind: The sales reported in this Form 4 were 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 within the range of $193.9700 to $194.9699, 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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000048 · wf-form4_155449860816372.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 172,240

F3 · kind: The sales reported in this Form 4 were 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 within the range of $192.9700 to $193.9699, 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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000048 · wf-form4_155449860816372.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 253,749

F3 · kind: The sales reported in this Form 4 were 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 $191.9500 to $192.9499, 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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000048 · wf-form4_155449860816372.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 361,723

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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000046 · wf-form4_155329689357086.xml · derivative · entry 6

Sisco Robynne · CIK 0001470203 · Co-President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 30,899 shares

Expires 2022-08-27

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: This stock option grant became fully vested on August 27, 2017.

SEC source: 0001327811-19-000046 · wf-form4_155329689357086.xml · nonDerivative · entry 4

Sisco Robynne · CIK 0001470203 · Co-President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 124,981

F2 · kind: The sales reported in this Form 4 were 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 $195.0000 to $195.9999, 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.

F1 · balance_after: Includes 111,578 restricted stock units (RSUs) that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement from original grants consisting of i) 17,569 RSUs with a grant date of 4/15/2015 of which 50% vested on 4/15/2017 and 6.25% vested or will vest quarterly thereafter, and ii) 43,020 RSUs with a grant date of 4/15/2016, 54,247 RSUs with a grant date of 4/14/2017, and 66,521 RSUs with a grant date of 4/15/2018, each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant and then quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001327811-19-000046 · wf-form4_155329689357086.xml · nonDerivative · entry 3

Sisco Robynne · CIK 0001470203 · Co-President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 155,880

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 111,578 restricted stock units (RSUs) that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement from original grants consisting of i) 17,569 RSUs with a grant date of 4/15/2015 of which 50% vested on 4/15/2017 and 6.25% vested or will vest quarterly thereafter, and ii) 43,020 RSUs with a grant date of 4/15/2016, 54,247 RSUs with a grant date of 4/14/2017, and 66,521 RSUs with a grant date of 4/15/2018, each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant and then quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001327811-19-000046 · wf-form4_155329689357086.xml · derivative · entry 5

Sisco Robynne · CIK 0001470203 · Co-President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,899

Underlying: Class A Common Stock · 9,101 shares

Expires 2022-08-27

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: This stock option grant became fully vested on August 27, 2017.

SEC source: 0001327811-19-000046 · wf-form4_155329689357086.xml · nonDerivative · entry 2

Sisco Robynne · CIK 0001470203 · Co-President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 124,981

F2 · kind: The sales reported in this Form 4 were 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 $195.0000 to $195.9999, 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.

F1 · balance_after: Includes 111,578 restricted stock units (RSUs) that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement from original grants consisting of i) 17,569 RSUs with a grant date of 4/15/2015 of which 50% vested on 4/15/2017 and 6.25% vested or will vest quarterly thereafter, and ii) 43,020 RSUs with a grant date of 4/15/2016, 54,247 RSUs with a grant date of 4/14/2017, and 66,521 RSUs with a grant date of 4/15/2018, each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant and then quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001327811-19-000046 · wf-form4_155329689357086.xml · nonDerivative · entry 1

Sisco Robynne · CIK 0001470203 · Co-President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 134,082

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 111,578 restricted stock units (RSUs) that entitle the Reporting Person to receive one share of Class A Common Stock per unit upon settlement from original grants consisting of i) 17,569 RSUs with a grant date of 4/15/2015 of which 50% vested on 4/15/2017 and 6.25% vested or will vest quarterly thereafter, and ii) 43,020 RSUs with a grant date of 4/15/2016, 54,247 RSUs with a grant date of 4/14/2017, and 66,521 RSUs with a grant date of 4/15/2018, each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant and then quarterly thereafter. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001327811-19-000044 · wf-form4_155303651294160.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Dave & Cheryl Duffield Foundation

Disclosed balance after: 525,000

F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the The Dave & Cheryl Duffield Foundation.

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 $187.6000 to $188.5999, 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: 0001327811-19-000044 · wf-form4_155303651294160.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Dave & Cheryl Duffield Foundation

Disclosed balance after: 525,500

F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the The Dave & Cheryl Duffield Foundation.

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 $186.5900 to $187.5899, 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: 0001327811-19-000044 · wf-form4_155303651294160.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Dave & Cheryl Duffield Foundation

Disclosed balance after: 570,835

F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the The Dave & Cheryl Duffield Foundation.

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 $185.5900 to $186.5899, 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: 0001327811-19-000044 · wf-form4_155303651294160.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Dave & Cheryl Duffield Foundation

Disclosed balance after: 665,964

F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the The Dave & Cheryl Duffield Foundation.

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 $184.5900 to $185.5899, 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: 0001327811-19-000040 · wf-form4_155303509702683.xml · nonDerivative · entry 3

Dermetzis Petros · CIK 0001731581 · Chief Products Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 163,584

F1 · kind: The sales reported in this Form 4 were 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 $186.6700 to $187.6699, 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 120,282 restricted stock units (RSUs) that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, from original grants consisting of i) 46,492 RSUs with a grant date of 4/15/2014 with remaining vesting dates of 4/15/2018 and 6/15/2018; ii) 46,492 RSUs with a grant date of 4/15/2015, 46,492 RSUs with a grant date of 4/15/2016, 54,247 with a grant date of 4/15/2017, and 66,521 RSUs with a grant date of 4/15/2018, each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant then quarterly thereafter. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

SEC source: 0001327811-19-000040 · wf-form4_155303509702683.xml · nonDerivative · entry 2

Dermetzis Petros · CIK 0001731581 · Chief Products Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 164,358

F1 · kind: The sales reported in this Form 4 were 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 $185.6600 to $186.6599, 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.

F2 · balance_after: Includes 120,282 restricted stock units (RSUs) that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, from original grants consisting of i) 46,492 RSUs with a grant date of 4/15/2014 with remaining vesting dates of 4/15/2018 and 6/15/2018; ii) 46,492 RSUs with a grant date of 4/15/2015, 46,492 RSUs with a grant date of 4/15/2016, 54,247 with a grant date of 4/15/2017, and 66,521 RSUs with a grant date of 4/15/2018, each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant then quarterly thereafter. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

SEC source: 0001327811-19-000040 · wf-form4_155303509702683.xml · nonDerivative · entry 1

Dermetzis Petros · CIK 0001731581 · Chief Products Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 165,741

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

F2 · balance_after: Includes 120,282 restricted stock units (RSUs) that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, from original grants consisting of i) 46,492 RSUs with a grant date of 4/15/2014 with remaining vesting dates of 4/15/2018 and 6/15/2018; ii) 46,492 RSUs with a grant date of 4/15/2015, 46,492 RSUs with a grant date of 4/15/2016, 54,247 with a grant date of 4/15/2017, and 66,521 RSUs with a grant date of 4/15/2018, each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant then quarterly thereafter. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

SEC source: 0001327811-19-000042 · wf-form4_155303591367659.xml · nonDerivative · entry 2

Fernandez Gomez Luciano · CIK 0001730978 · Co-President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 154,444

F4 · kind: The sales reported in this Form 4 were 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 within the range of $186.0500 to $187.0499, 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 158,929 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement from original grants consisting of i) 36,401 RSUs with a grant date of 04/15/2016, 70,300 RSUs with a grant date of 3/16/2017, and 47,205 RSUs with a grant date of 9/15/2017 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, and ii) 12,884 RSUs with a grant date of 04/15/2015 which vested or will vest as to 25% of the underlying shares on the two-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 dates.

SEC source: 0001327811-19-000042 · wf-form4_155303591367659.xml · nonDerivative · entry 1

Fernandez Gomez Luciano · CIK 0001730978 · Co-President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 158,476

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person and represent shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs). These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax withholding obligation to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

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 $186.2300 to $187.2299, 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 158,929 RSUs that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement from original grants consisting of i) 36,401 RSUs with a grant date of 04/15/2016, 70,300 RSUs with a grant date of 3/16/2017, and 47,205 RSUs with a grant date of 9/15/2017 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, and ii) 12,884 RSUs with a grant date of 04/15/2015 which vested or will vest as to 25% of the underlying shares on the two-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 dates.

SEC source: 0001327811-19-000035 · wf-form4_155252086184778.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,290

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

F2 · balance_after: Includes 30,173 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) 27,895 RSUs with a grant date of 4/15/2015, 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 ii) 4,696 RSUs with a grant date of 4/15/2018 of which 100% will vest on 4/15/2019. All grants are subject to the Reporting Person's continued service with Workday on the applicable vesting dates.

SEC source: 0001327811-19-000032 · wf-form4_155191993774185.xml · derivative · entry 16

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 54,131,446

Underlying: Class A Common Stock · 278,758 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.

F17 · 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.

F18 · 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.

F17 · 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.

F18 · 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.

F17 · 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.

F18 · 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.

F19 · 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: 0001327811-19-000032 · wf-form4_155191993774185.xml · nonDerivative · entry 14

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,949

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F16 · 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 $190.3000 to $191.2999, 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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000032 · wf-form4_155191993774185.xml · nonDerivative · entry 13

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 103,074

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F15 · 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 $189.1400 to $190.1399, 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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000032 · wf-form4_155191993774185.xml · nonDerivative · entry 12

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 115,734

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F14 · 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 $186.9400 to $187.9399, 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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000032 · wf-form4_155191993774185.xml · nonDerivative · entry 11

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 118,617

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F13 · 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 $185.8600 to $186.8599, 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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000032 · wf-form4_155191993774185.xml · nonDerivative · entry 10

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 125,822

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F12 · 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 $184.1400 to $185.1399, 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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000032 · wf-form4_155191993774185.xml · nonDerivative · entry 9

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 132,622

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F11 · 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 $182.7700 to $183.7699, 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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000032 · wf-form4_155191993774185.xml · nonDerivative · entry 8

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 136,913

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F10 · 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 $181.6700 to $182.6699, 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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000032 · wf-form4_155191993774185.xml · nonDerivative · entry 7

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 147,389

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F9 · 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 $180.6700 to $181.6699, 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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000032 · wf-form4_155191993774185.xml · nonDerivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 160,426

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

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 $179.6700 to $180.6699, 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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000032 · wf-form4_155191993774185.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 168,874

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F7 · 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 $178.6200 to $179.6199, 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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000032 · wf-form4_155191993774185.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 210,532

F3 · kind: The sales reported in this Form 4 were 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 within the range of $177.6200 to $178.6199, 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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000032 · wf-form4_155191993774185.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 323,155

F3 · kind: The sales reported in this Form 4 were 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 within the range of $176.6200 to $177.6199, 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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000032 · wf-form4_155191993774185.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 364,487

F3 · kind: The sales reported in this Form 4 were 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 $175.6200 to $176.6199, 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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000032 · wf-form4_155191993774185.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 381,707

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 9,156 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) 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 and then quarterly thereafter; and ii) 2,728 RSUs with a grant date of 6/20/18 which will vest 100% on 5/15/19. 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: 0001327811-19-000028 · wf-form4_155191966980789.xml · nonDerivative · entry 8

Dermetzis Petros · CIK 0001731581 · Chief Products Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 165,841

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

F10 · 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 $190.3000 to $191.2999, 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 120,282 Restricted Stock Units (RSUs) that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, from original grants consisting of i) 46,492 RSUs with a grant date of 4/15/2014 with remaining vesting dates of 4/15/2018 and 6/15/2018; ii) 46,492 RSUs with a grant date of 4/15/2015, 46,492 RSUs with a grant date of 4/15/2016, 54,247 with a grant date of 4/15/2017, and 66,521 RSUs with a grant date of 4/15/2018, each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant then quarterly thereafter. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.