David A. Duffield Trust reports sales of 107,500 WDAY shares

Morgan Stanley Smith Barney LLC, on behalf of the David A. Duffield Trust U/T/A 7/14/88, reported proposed sales of Common stock on a Form 144.

Rhea-AI Filing Summary

Morgan Stanley Smith Barney LLC, on behalf of the David A. Duffield Trust U/T/A 7/14/88, reported proposed sales of Common stock on a Form 144.

The filing lists multiple 10b5-1 sales executed during March–June 2026, each showing 107,500 shares on the dates provided and corresponding gross proceeds (examples include $16,838,800.00 on 06/01/2026 and $12,075,840.50 on 04/09/2026).

Key Figures

Per-trade share quantity: 107,500 shares Proceeds example (06/01/2026): $16,838,800.00 Proceeds example (04/09/2026): $12,075,840.50 +1 more

4 metrics

Per-trade share quantity 107,500 shares listed for each dated sale (March–June 2026)

Proceeds example (06/01/2026) $16,838,800.00 gross proceeds shown for sale dated 06/01/2026

Proceeds example (04/09/2026) $12,075,840.50 gross proceeds shown for sale dated 04/09/2026

Proceeds example (03/10/2026) $15,284,231.75 gross proceeds shown for sale dated 03/10/2026

Key Terms

Form 144, 10b5-1, Private Placement, Broker representation

4 terms

Form 144 regulatory

"reported proposed sales of Common stock on a Form 144"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

10b5-1 regulatory

"The filing lists multiple 10b5-1 sales executed during March–June 2026"

A 10b5-1 plan is a pre-set schedule that lets company insiders buy or sell shares according to written instructions made when they do not possess material, nonpublic information. Think of it as a timed automatic payment for stock trades: it helps insiders avoid accusations of trading on secret information and gives outside investors a clearer signal about whether sales are routine or potentially informative about the company’s prospects.

Private Placement market

"Common | 12/27/2007 | Private Placement | Issuer"

A private placement is a sale of securities directly to a selected group of investors, typically institutions or accredited investors, instead of through a public offering. It lets a company raise money faster and with fewer regulatory steps; for existing shareholders it matters because the newly issued shares, often sold at a discount, increase the share count and can dilute their ownership.

Broker representation other

"Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Form 144 for WDAY show?

The Form 144 reports proposed sales of Common stock by the David A. Duffield Trust via a broker. The excerpt lists repeated 10b5-1 sales with transactions of 107,500 shares on specified dates and gross proceeds per trade.

Who is the selling party named in the filing for WDAY?

The seller is the David A. Duffield Trust U/T/A 7/14/88, represented by Morgan Stanley Smith Barney LLC. The filing gives the trustee address and identifies the trades as 10b5-1 sales executed through the broker.

How large are the individual trades listed in the Form 144 excerpt?

Each trade listed shows 107,500 shares of Common stock. The excerpt provides multiple dated entries (March to June 2026) with gross proceeds for each example trade.

What proceeds are shown for the example sales in the excerpt?

The excerpt shows gross proceeds per listed trade, for example $16,838,800.00 on 06/01/2026 and $12,075,840.50 on 04/09/2026. Several other dated lines list proceeds alongside the 107,500 share quantity.

Were the sales described as part of a 10b5-1 plan?

Yes. The excerpt repeatedly labels the trades as "10b5-1 Sales." That designation appears alongside the seller name and each dated transaction row in the provided content.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/04/2026 - 04:31 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0000938071
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	WORKDAY, INC.
SEC File Number	001-35680
Address of Issuer	6110 Stoneridge Mall Road Pleasanton CALIFORNIA 94588
Phone	9259519000
Name of Person for Whose Account the Securities are To Be Sold	DAVID A. DUFFIELD TRUST U/T/A 7/14/88
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	10% Stockholder

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	107500	15791750.00	201000000	06/04/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	12/27/2007	Private Placement	Issuer			107500	12/27/2007	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88 6110 Stoneridge Mall Road Pleasanton CA 94588	Common	06/01/2026	107500	16838800.00
10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88 6110 Stoneridge Mall Road Pleasanton CA 94588	Common	04/09/2026	107500	12075840.50
10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88 6110 Stoneridge Mall Road Pleasanton CA 94588	Common	04/06/2026	107500	13932096.75
10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88 6110 Stoneridge Mall Road Pleasanton CA 94588	Common	03/31/2026	107500	13949221.50
10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88 6110 Stoneridge Mall Road Pleasanton CA 94588	Common	03/26/2026	107500	13797431.50
10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88 6110 Stoneridge Mall Road Pleasanton CA 94588	Common	03/23/2026	107500	14708644.50
10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88 6110 Stoneridge Mall Road Pleasanton CA 94588	Common	03/18/2026	107500	14252006.00
10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88 6110 Stoneridge Mall Road Pleasanton CA 94588	Common	03/13/2026	107500	14262347.50
10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88 6110 Stoneridge Mall Road Pleasanton CA 94588	Common	03/10/2026	107500	15284231.75
10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88 6110 Stoneridge Mall Road Pleasanton CA 94588	Common	03/05/2026	107500	15819248.50

144: Remarks and Signature

Remarks
Date of Notice	06/04/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	12/02/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ David A. Duffield
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)