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Nasdaq · USD

WDAY

Workday, Inc.

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Tapewire entity
1785
SEC CIK
0001327811
Parsed reports
921

Last 12 months

Inside the activity.

0 purchase rows · 276 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202500
Dec 2025016
Jan 2026033
Feb 202600
Mar 2026040
Apr 2026017
May 202600
Jun 2026052
Jul 2026034
Aug 202600
Sep 2026045
Oct 2026039

Latest available

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
October 12, 2026 Filed Oct 14, 2026 20:18 UTC
Garfield Mark S.Chief Accounting Officer
SaleClass A Common Stock 918 $189.45 $173,915.10
Disclosure

SEC source: 0001602315-26-000020 · wk-form4_1792009086.xml · nonDerivative · entry 1

Garfield Mark S. · CIK 0001602315 · Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 69,309

F1 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person dated October 14, 2025.

F2 · balance_after: Includes 57,959 restricted stock units (RSUs), each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 09, 2026 Filed Oct 13, 2026 22:03 UTC ConversionClass B Common Stock · Derivative 99,835 $0.00 $0.00
Disclosure

SEC source: 0000938071-26-000067 · wk-form4_1791929007.xml · derivative · entry 8

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 35,480,751

Underlying: Class A Common Stock · 99,835 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.

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 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_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_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 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.

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 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.

F1 · 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.

Read SEC document
October 09, 2026 Filed Oct 13, 2026 22:03 UTC SaleClass A Common Stock 1,502 $190.96 $286,825.37
Disclosure

SEC source: 0000938071-26-000067 · wk-form4_1791929007.xml · nonDerivative · entry 7

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 105,049

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025.

F8 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $190.70 to $191.6999, 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 · 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.

Read SEC document
October 09, 2026 Filed Oct 13, 2026 22:03 UTC SaleClass A Common Stock 10,472 $190.13 $1,991,086.39
Disclosure

SEC source: 0000938071-26-000067 · wk-form4_1791929007.xml · nonDerivative · entry 6

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 106,551

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025.

F7 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $189.70 to $190.6999, 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 · 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.

Read SEC document
October 09, 2026 Filed Oct 13, 2026 22:03 UTC SaleClass A Common Stock 12,732 $189.36 $2,410,973.54
Disclosure

SEC source: 0000938071-26-000067 · wk-form4_1791929007.xml · nonDerivative · entry 5

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 117,023

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025.

F6 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $188.70 to $189.6999, 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 · 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.

Read SEC document
October 09, 2026 Filed Oct 13, 2026 22:03 UTC SaleClass A Common Stock 14,228 $188.19 $2,677,594.35
Disclosure

SEC source: 0000938071-26-000067 · wk-form4_1791929007.xml · nonDerivative · entry 4

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 129,755

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025.

F5 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $187.70 to $188.6999, 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 · 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.

Read SEC document
October 09, 2026 Filed Oct 13, 2026 22:03 UTC SaleClass A Common Stock 14,294 $186.92 $2,671,764.44
Disclosure

SEC source: 0000938071-26-000067 · wk-form4_1791929007.xml · nonDerivative · entry 3

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 143,983

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025.

F4 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $186.70 to $187.6999, 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 · 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.

Read SEC document
October 09, 2026 Filed Oct 13, 2026 22:03 UTC SaleClass A Common Stock 46,607 $186.36 $8,685,731.79
Disclosure

SEC source: 0000938071-26-000067 · wk-form4_1791929007.xml · nonDerivative · entry 2

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 158,277

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025.

F3 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $185.695 to $186.6949, 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 · 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.

Read SEC document
October 09, 2026 Filed Oct 13, 2026 22:03 UTC ConversionClass A Common Stock 99,835 $0.00 $0.00
Disclosure

SEC source: 0000938071-26-000067 · wk-form4_1791929007.xml · nonDerivative · entry 1

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 204,884

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 · 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.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 22:00 UTC
Rowe ZaneChief Financial Officer
SaleClass A Common Stock 800 $189.25 $151,396.88
Disclosure

SEC source: 0001444158-26-000020 · wk-form4_1791410429.xml · nonDerivative · entry 6

Rowe Zane · CIK 0001444158 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 269,642

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Zane Rowe on March 7, 2025.

F8 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $188.89 to $189.8899, 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 191,478 RSUs and 5,968 performance stock units, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 22:00 UTC
Rowe ZaneChief Financial Officer
SaleClass A Common Stock 1,100 $188.41 $207,253.97
Disclosure

SEC source: 0001444158-26-000020 · wk-form4_1791410429.xml · nonDerivative · entry 5

Rowe Zane · CIK 0001444158 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 270,442

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Zane Rowe on March 7, 2025.

F7 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $187.89 to $188.8899, 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 191,478 RSUs and 5,968 performance stock units, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 22:00 UTC
Rowe ZaneChief Financial Officer
SaleClass A Common Stock 1,000 $187.17 $187,171.40
Disclosure

SEC source: 0001444158-26-000020 · wk-form4_1791410429.xml · nonDerivative · entry 4

Rowe Zane · CIK 0001444158 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 271,542

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Zane Rowe on March 7, 2025.

F6 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $186.86 to $187.8599, 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.

F2 · balance_after: Includes 191,478 RSUs and 5,968 performance stock units, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 22:00 UTC
Rowe ZaneChief Financial Officer
SaleClass A Common Stock 2,800 $186.45 $522,066.16
Disclosure

SEC source: 0001444158-26-000020 · wk-form4_1791410429.xml · nonDerivative · entry 3

Rowe Zane · CIK 0001444158 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 272,542

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Zane Rowe on March 7, 2025.

F5 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $185.86 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.

F2 · balance_after: Includes 191,478 RSUs and 5,968 performance stock units, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 22:00 UTC
Rowe ZaneChief Financial Officer
SaleClass A Common Stock 300 $184.99 $55,497.00
Disclosure

SEC source: 0001444158-26-000020 · wk-form4_1791410429.xml · nonDerivative · entry 2

Rowe Zane · CIK 0001444158 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 275,342

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Zane Rowe on March 7, 2025.

F4 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $184.77 to $185.7699, 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.

F2 · balance_after: Includes 191,478 RSUs and 5,968 performance stock units, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 21:58 UTC
Kazmaier Gerrit SPresident, Prod. and Tech.
SaleClass A Common Stock 500 $189.49 $94,747.00
Disclosure

SEC source: 0002060774-26-000017 · wk-form4_1791410284.xml · nonDerivative · entry 6

Kazmaier Gerrit S · CIK 0002060774 · President, Prod. and Tech.

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 251,314

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 dated September 19, 2025.

F8 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $189.13 to $190.1299, 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 228,556 RSUs, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 21:58 UTC
Kazmaier Gerrit SPresident, Prod. and Tech.
SaleClass A Common Stock 500 $188.43 $94,217.00
Disclosure

SEC source: 0002060774-26-000017 · wk-form4_1791410284.xml · nonDerivative · entry 5

Kazmaier Gerrit S · CIK 0002060774 · President, Prod. and Tech.

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 251,814

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 dated September 19, 2025.

F7 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $188.11 to $189.1099, 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 228,556 RSUs, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 21:58 UTC
Kazmaier Gerrit SPresident, Prod. and Tech.
SaleClass A Common Stock 500 $186.85 $93,423.00
Disclosure

SEC source: 0002060774-26-000017 · wk-form4_1791410284.xml · nonDerivative · entry 4

Kazmaier Gerrit S · CIK 0002060774 · President, Prod. and Tech.

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 252,314

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 dated September 19, 2025.

F6 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $186.71 to $187.7099, 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 228,556 RSUs, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 21:58 UTC
Kazmaier Gerrit SPresident, Prod. and Tech.
SaleClass A Common Stock 1,029 $186.32 $191,723.38
Disclosure

SEC source: 0002060774-26-000017 · wk-form4_1791410284.xml · nonDerivative · entry 3

Kazmaier Gerrit S · CIK 0002060774 · President, Prod. and Tech.

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 252,814

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 dated September 19, 2025.

F5 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $185.70 to $186.6999, 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 228,556 RSUs, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 21:58 UTC
Kazmaier Gerrit SPresident, Prod. and Tech.
SaleClass A Common Stock 200 $184.85 $36,970.00
Disclosure

SEC source: 0002060774-26-000017 · wk-form4_1791410284.xml · nonDerivative · entry 2

Kazmaier Gerrit S · CIK 0002060774 · President, Prod. and Tech.

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 253,843

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 dated September 19, 2025.

F4 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $184.47 to $185.4699, 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.

F2 · balance_after: Includes 228,556 RSUs, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 20:21 UTC ConversionClass B Common Stock · Derivative 99,228 $0.00 $0.00
Disclosure

SEC source: 0000938071-26-000065 · wk-form4_1791404470.xml · derivative · entry 8

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 35,580,586

Underlying: Class A Common Stock · 99,228 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.

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 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_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_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 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.

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 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.

F1 · 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.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 20:21 UTC SaleClass A Common Stock 10,572 $189.39 $2,002,261.74
Disclosure

SEC source: 0000938071-26-000065 · wk-form4_1791404470.xml · nonDerivative · entry 7

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 105,049

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F8 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $189.18 to $190.1799, 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 · 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.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 20:21 UTC SaleClass A Common Stock 19,534 $188.64 $3,684,967.99
Disclosure

SEC source: 0000938071-26-000065 · wk-form4_1791404470.xml · nonDerivative · entry 6

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 115,621

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F7 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $188.18 to $189.1799, 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 · 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.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 20:21 UTC SaleClass A Common Stock 10,054 $187.77 $1,887,802.38
Disclosure

SEC source: 0000938071-26-000065 · wk-form4_1791404470.xml · nonDerivative · entry 5

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 135,155

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F6 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $187.18 to $188.1799, 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 · 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.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 20:21 UTC SaleClass A Common Stock 45,984 $186.66 $8,583,244.68
Disclosure

SEC source: 0000938071-26-000065 · wk-form4_1791404470.xml · nonDerivative · entry 4

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 145,209

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F5 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $186.18 to $187.1799, 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 · 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.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 20:21 UTC SaleClass A Common Stock 10,284 $185.86 $1,911,388.35
Disclosure

SEC source: 0000938071-26-000065 · wk-form4_1791404470.xml · nonDerivative · entry 3

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 191,193

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F4 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $185.18 to $186.1799, 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 · ownership.direct: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

Read SEC document
October 06, 2026 Filed Oct 7, 2026 20:21 UTC SaleClass A Common Stock 2,800 $184.80 $517,450.08
Disclosure

SEC source: 0000938071-26-000065 · wk-form4_1791404470.xml · nonDerivative · entry 2

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 201,477

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F3 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $184.12 to $185.1199, 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 · 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.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 20:21 UTC ConversionClass A Common Stock 99,228 $0.00 $0.00
Disclosure

SEC source: 0000938071-26-000065 · wk-form4_1791404470.xml · nonDerivative · entry 1

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 204,277

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 · 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.

Read SEC document
October 05, 2026 Filed Oct 7, 2026 22:03 UTC
Garfield Mark S.Chief Accounting Officer
Tax withholdingClass A Common Stock 3,491 $186.14 $649,814.74
Disclosure

SEC source: 0001602315-26-000018 · wk-form4_1791410613.xml · nonDerivative · entry 1

Garfield Mark S. · CIK 0001602315 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 70,227

F1 · shares: Represents shares withheld by the Issuer to satisfy the tax withholding obligation in connection with the vesting of restricted stock units (RSUs).

F2 · balance_after: Includes 57,959 RSUs, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 05, 2026 Filed Oct 7, 2026 22:02 UTC
Sauer Richard HarryChief Legal Officer & Secty
Tax withholdingClass A Common Stock 6,783 $186.14 $1,262,587.62
Disclosure

SEC source: 0001787944-26-000013 · wk-form4_1791410549.xml · nonDerivative · entry 1

Sauer Richard Harry · CIK 0001787944 · Chief Legal Officer & Secty

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 167,960

F1 · shares: Represents shares withheld by the Issuer to satisfy the tax withholding obligation in connection with the vesting of restricted stock units (RSUs).

F2 · balance_after: Includes 120,107 RSUs and 4,132 performance stock units (PSUs), each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 05, 2026 Filed Oct 7, 2026 22:01 UTC
Enslin RobertPresident, CCO
SaleClass A Common Stock 221 $188.81 $41,727.01
Disclosure

SEC source: 0001928908-26-000017 · wk-form4_1791410486.xml · nonDerivative · entry 6

Enslin Robert · CIK 0001928908 · President, CCO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 226,233

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 dated September 26, 2025.

F8 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $188.7 to $188.87, 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 212,749 RSUs, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 05, 2026 Filed Oct 7, 2026 22:01 UTC
Enslin RobertPresident, CCO
SaleClass A Common Stock 626 $188.19 $117,806.94
Disclosure

SEC source: 0001928908-26-000017 · wk-form4_1791410486.xml · nonDerivative · entry 5

Enslin Robert · CIK 0001928908 · President, CCO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 226,454

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 dated September 26, 2025.

F7 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $187.8 to $188.65, 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 212,749 RSUs, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 05, 2026 Filed Oct 7, 2026 22:01 UTC
Enslin RobertPresident, CCO
SaleClass A Common Stock 2,091 $187.44 $391,937.04
Disclosure

SEC source: 0001928908-26-000017 · wk-form4_1791410486.xml · nonDerivative · entry 4

Enslin Robert · CIK 0001928908 · President, CCO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 227,080

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 dated September 26, 2025.

F6 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $186.855 to $187.78, 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 212,749 RSUs, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 05, 2026 Filed Oct 7, 2026 22:01 UTC
Enslin RobertPresident, CCO
SaleClass A Common Stock 1,700 $186.39 $316,863.00
Disclosure

SEC source: 0001928908-26-000017 · wk-form4_1791410486.xml · nonDerivative · entry 3

Enslin Robert · CIK 0001928908 · President, CCO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 229,171

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 dated September 26, 2025.

F5 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $185.95 to $186.785, 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 212,749 RSUs, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 05, 2026 Filed Oct 7, 2026 22:01 UTC
Enslin RobertPresident, CCO
SaleClass A Common Stock 736 $185.58 $136,586.88
Disclosure

SEC source: 0001928908-26-000017 · wk-form4_1791410486.xml · nonDerivative · entry 2

Enslin Robert · CIK 0001928908 · President, CCO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 230,871

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 dated September 26, 2025.

F4 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $185.06 to $185.875, 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 212,749 RSUs, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 05, 2026 Filed Oct 7, 2026 22:01 UTC
Enslin RobertPresident, CCO
Tax withholdingClass A Common Stock 5,634 $186.14 $1,048,712.76
Disclosure

SEC source: 0001928908-26-000017 · wk-form4_1791410486.xml · nonDerivative · entry 1

Enslin Robert · CIK 0001928908 · President, CCO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 231,607

F1 · shares: Represents shares withheld by the Issuer to satisfy the tax withholding obligation in connection with the vesting of restricted stock units (RSUs).

F2 · balance_after: Includes 212,749 RSUs, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 05, 2026 Filed Oct 7, 2026 22:00 UTC
Rowe ZaneChief Financial Officer
Tax withholdingClass A Common Stock 10,010 $186.14 $1,863,261.40
Disclosure

SEC source: 0001444158-26-000020 · wk-form4_1791410429.xml · nonDerivative · entry 1

Rowe Zane · CIK 0001444158 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 275,642

F1 · shares: Represents shares withheld by the Issuer to satisfy the tax withholding obligation in connection with the vesting of restricted stock units (RSUs).

F2 · balance_after: Includes 191,478 RSUs and 5,968 performance stock units, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 05, 2026 Filed Oct 7, 2026 21:59 UTC
BHUSRI ANEELDirector · CEO
Tax withholdingClass A Common Stock 8,502 $186.14 $1,582,562.28
Disclosure

SEC source: 0001196579-26-000014 · wk-form4_1791410360.xml · nonDerivative · entry 1

BHUSRI ANEEL · CIK 0001196579 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 992,050

F1 · shares: Represents shares withheld by the Issuer to satisfy the tax withholding obligation in connection with the vesting of restricted stock units (RSUs).

F2 · balance_after: Includes 518,115 RSUs and 9,182 performance stock units (PSUs), each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 05, 2026 Filed Oct 7, 2026 21:58 UTC
Kazmaier Gerrit SPresident, Prod. and Tech.
Tax withholdingClass A Common Stock 8,976 $186.14 $1,670,792.64
Disclosure

SEC source: 0002060774-26-000017 · wk-form4_1791410284.xml · nonDerivative · entry 1

Kazmaier Gerrit S · CIK 0002060774 · President, Prod. and Tech.

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 254,043

F1 · shares: Represents shares withheld by the Issuer to satisfy the tax withholding obligation in connection with the vesting of restricted stock units (RSUs).

F2 · balance_after: Includes 228,556 RSUs, each of which entitle the Reporting Person to receive one share of Class A Common Stock upon settlement. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.

Read SEC document
October 01, 2026 Filed Oct 5, 2026 20:23 UTC ConversionClass B Common Stock · Derivative 98,446 $0.00 $0.00
Disclosure

SEC source: 0000938071-26-000063 · wk-form4_1791231793.xml · derivative · entry 13

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 35,679,814

Underlying: Class A Common Stock · 98,446 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.

F14 · 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 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.

F15 · 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.

F14 · 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 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.

F15 · 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.

F14 · 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 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.

F15 · 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.

F1 · 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.

Read SEC document
October 01, 2026 Filed Oct 5, 2026 20:23 UTC SaleClass A Common Stock 1,500 $194.77 $292,148.55
Disclosure

SEC source: 0000938071-26-000063 · wk-form4_1791231793.xml · nonDerivative · entry 12

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 105,049

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F13 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $194.565 to $195.5649, 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 · 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.

Read SEC document
October 01, 2026 Filed Oct 5, 2026 20:23 UTC SaleClass A Common Stock 4,600 $194.03 $892,533.40
Disclosure

SEC source: 0000938071-26-000063 · wk-form4_1791231793.xml · nonDerivative · entry 11

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 106,549

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F12 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $193.56 to $194.5599, 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 · 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.

Read SEC document
October 01, 2026 Filed Oct 5, 2026 20:23 UTC SaleClass A Common Stock 600 $192.26 $115,354.02
Disclosure

SEC source: 0000938071-26-000063 · wk-form4_1791231793.xml · nonDerivative · entry 10

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 111,149

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F11 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $192.24 to $193.2399, 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 · 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.

Read SEC document
October 01, 2026 Filed Oct 5, 2026 20:23 UTC SaleClass A Common Stock 3,900 $191.48 $746,780.19
Disclosure

SEC source: 0000938071-26-000063 · wk-form4_1791231793.xml · nonDerivative · entry 9

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 111,749

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F10 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $191.17 to $192.1699, 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 · 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.

Read SEC document
October 01, 2026 Filed Oct 5, 2026 20:23 UTC SaleClass A Common Stock 3,800 $190.85 $725,222.40
Disclosure

SEC source: 0000938071-26-000063 · wk-form4_1791231793.xml · nonDerivative · entry 8

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 115,649

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F9 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $190.16 to $191.1599, 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 · 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.

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October 01, 2026 Filed Oct 5, 2026 20:23 UTC SaleClass A Common Stock 1,809 $188.34 $340,708.33
Disclosure

SEC source: 0000938071-26-000063 · wk-form4_1791231793.xml · nonDerivative · entry 7

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 119,449

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F8 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $188.13 to $189.1299, 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 · 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.

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October 01, 2026 Filed Oct 5, 2026 20:23 UTC SaleClass A Common Stock 4,764 $187.50 $893,229.99
Disclosure

SEC source: 0000938071-26-000063 · wk-form4_1791231793.xml · nonDerivative · entry 6

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 121,258

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F7 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $187.12 to $188.1199, 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 · 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.

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October 01, 2026 Filed Oct 5, 2026 20:23 UTC SaleClass A Common Stock 48,972 $186.55 $9,135,746.19
Disclosure

SEC source: 0000938071-26-000063 · wk-form4_1791231793.xml · nonDerivative · entry 5

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 126,022

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F6 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $186.12 to $187.1199, 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 · 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.

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October 01, 2026 Filed Oct 5, 2026 20:23 UTC SaleClass A Common Stock 14,166 $185.72 $2,630,967.60
Disclosure

SEC source: 0000938071-26-000063 · wk-form4_1791231793.xml · nonDerivative · entry 4

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 174,994

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F5 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $185.12 to $186.1199, 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 · 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.

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October 01, 2026 Filed Oct 5, 2026 20:23 UTC SaleClass A Common Stock 9,035 $184.69 $1,668,647.05
Disclosure

SEC source: 0000938071-26-000063 · wk-form4_1791231793.xml · nonDerivative · entry 3

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 189,160

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F4 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $184.12 to $185.1199, 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 · 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.

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October 01, 2026 Filed Oct 5, 2026 20:23 UTC SaleClass A Common Stock 5,300 $183.86 $974,482.91
Disclosure

SEC source: 0000938071-26-000063 · wk-form4_1791231793.xml · nonDerivative · entry 2

DUFFIELD DAVID A · CIK 0000938071 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 198,195

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust dated December 2, 2025

F3 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $183.12 to $184.1199, 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 · 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.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.