[Form 4] Workday, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Workday, Inc. insider activity shows a large share conversion and planned sales. On 12/16/2025, the David A. Duffield Trust converted 81,434 shares of Class B Common Stock into 81,434 shares of Class A Common Stock at an exercise price of $0, reflecting an internal reclassification of shares.

The trust then sold 81,434 Class A shares in several transactions, with weighted average prices including $215.1684, $216.038, $217.0383 and $217.7097. These sales were carried out under a previously adopted Rule 10b5-1 trading plan for the David A. Duffield Trust and the Dave & Cheryl Duffield Foundation. After these transactions, the reporting person beneficially owned 105,049 shares of Class A Common Stock and 38,848,476 shares of Class B Common Stock, held directly or through the trust.

Insider Trade Summary

Net Seller: 81,434 shares ($17,588,334)

Net Sell 6 txns

Insider DUFFIELD DAVID A

Role 10% Owner

Sold 81,434 shs ($17.59M)

Type	Security	Shares	Price	Value
Conversion	Class B Common Stock	81,434	$0.00	--
Conversion	Class A Common Stock	81,434	$0.00	--
Sale	Class A Common Stock	16,881	$215.1684	$3.63M
Sale	Class A Common Stock	55,253	$216.038	$11.94M
Sale	Class A Common Stock	8,000	$217.0383	$1.74M
Sale	Class A Common Stock	1,300	$217.7097	$283K

Holdings After Transaction: Class B Common Stock — 38,848,476 shares (Direct); Class A Common Stock — 186,483 shares (Direct)

Footnotes (1)

1. 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. This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust, and the Dave & Cheryl Duffield Foundation dated December 3, 2024. The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $214.595 to $215.5949, 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 set forth in this footnote of this Form 4. The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $215.6 to $216.5999, 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 set forth in this footnote of this Form 4. The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $216.6 to $217.5999, 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 set forth in this footnote of this Form 4. The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $217.61 to $218.6099, inclusive. The Reporting Person undertakes to provide to Workday, Inc., any security holder of Workday, Inc., or the staff of the Securities and Exchange commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote of this Form 4. 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. 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.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

DUFFIELD DAVID A

(Last) (First) (Middle)

C/O WORKDAY, INC.

6110 STONERIDGE MALL ROAD

(Street)

PLEASANTON CA 94588

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Workday, Inc. [ WDAY ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	X	10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
12/16/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	12/16/2025		C		81,434	A	$0	186,483	D(1)
Class A Common Stock	12/16/2025		S(2)		16,881	D	$215.1684(3)	169,602	D(1)
Class A Common Stock	12/16/2025		S(2)		55,253	D	$216.038(4)	114,349	D(1)
Class A Common Stock	12/16/2025		S(2)		8,000	D	$217.0383(5)	106,349	D(1)
Class A Common Stock	12/16/2025		S(2)		1,300	D	$217.7097(6)	105,049	D(1)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Class B Common Stock	(7)(8)	12/16/2025		C			81,434	(7)(8)	(7)(8)	Class A Common Stock	81,434	$0	38,848,476	D(1)

Explanation of Responses:

1. 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.

2. This sale was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the David A. Duffield Trust, and the Dave & Cheryl Duffield Foundation dated December 3, 2024.

3. The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $214.595 to $215.5949, 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 set forth in this footnote of this Form 4.

4. The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $215.6 to $216.5999, 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 set forth in this footnote of this Form 4.

5. The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $216.6 to $217.5999, 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 set forth in this footnote of this Form 4.

6. The price reported is a weighted average price. These shares were sold in multiple transactions at prices within the range of $217.61 to $218.6099, inclusive. The Reporting Person undertakes to provide to Workday, Inc., any security holder of Workday, Inc., or the staff of the Securities and Exchange commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote of this Form 4.

7. 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.

8. 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.

Remarks:

	/s/ Juliana Capata, attorney-in-fact	12/18/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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