Form 144: DAVID A DUFFIELD TRUST Seeks to Resell 107,500 Shares

Workday (WDAY) reported proposed resale transactions via a Form 144 by a selling entity associated with the DAVID A DUFFIELD TRUST U/T/A 7/14/88.

Rhea-AI Filing Summary

Workday (WDAY) reported proposed resale transactions via a Form 144 by a selling entity associated with the DAVID A DUFFIELD TRUST U/T/A 7/14/88. The notice lists multiple 10b5-1 periodic sales of 107,500 shares on several dates in 2026 and shows gross proceeds for each listed sale.

The filing describes the securities as Common shares originally issued in a Private Placement and identifies the broker as Morgan Stanley Smith Barney LLC. The filing is a routine resale notice of previously issued shares.

Key Figures

Per‑trade shares: 107,500 shares Proceeds (06/30/2026): $13,119,171.00 Proceeds (06/25/2026): $12,426,602.25 +3 more

6 metrics

Per‑trade shares 107,500 shares Each listed 10b5-1 sale in the excerpt

Proceeds (06/30/2026) $13,119,171.00 Gross proceeds shown for sale dated <date>06/30/2026</date>

Proceeds (06/25/2026) $12,426,602.25 Gross proceeds shown for sale dated <date>06/25/2026</date>

Proceeds (06/04/2026) $16,077,366.75 Gross proceeds shown for sale dated <date>06/04/2026</date>

Broker Morgan Stanley Smith Barney LLC Broker of record listed on the Form 144 cover data

Original issuance Private Placement Securities described as issued in a <b>Private Placement</b> dated 12/27/2007

Key Terms

10b5-1, Form 144, Private Placement

3 terms

10b5-1 regulatory

"10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88"

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.

Form 144 regulatory

"Filer Information | 144: Filer Information"

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.

Private Placement financial

"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.

FAQ

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

What does the Form 144 for WDAY disclose?

The Form 144 discloses proposed resale activity by the DAVID A DUFFIELD TRUST for 107,500 shares per listed trade, with multiple 10b5-1 sales dated in 2026. It identifies the shares as Common stock from a private placement.

Who is the selling party named in the WDAY Form 144?

The filing names the DAVID A DUFFIELD TRUST U/T/A 7/14/88 as the selling party and lists Morgan Stanley Smith Barney LLC as the broker handling the resale transactions.

How many shares are shown per sale in the filing?

Each listed sale in the excerpt shows 107,500 shares. Multiple transaction dates in 2026 are reported with the same per‑trade share amount.

What proceeds are reported for the sales in the excerpt?

The excerpt shows gross proceeds for individual dated sales, for example $13,119,171.00 (06/30/2026), $12,426,602.25 (06/25/2026), and $16,077,366.75 (06/04/2026) as listed next to the corresponding trades.

Are these sales described as pre‑arranged or routine?

The filing labels the transactions as 10b5-1 Sales, indicating they were effectuated under a pre‑arranged trading plan established under Rule 10b5-1 as shown in the excerpt.

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

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Accepted by SEC EDGAR 07/06/2026 - 04:38 PM 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	14555500.00	201000000	07/06/2026	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	06/30/2026	107500	13119171.00
10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88 6110 Stoneridge Mall Road Pleasanton CA 94588	Common	06/25/2026	107500	12426602.25
10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88 6110 Stoneridge Mall Road Pleasanton CA 94588	Common	06/22/2026	107500	12281961.00
10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88 6110 Stoneridge Mall Road Pleasanton CA 94588	Common	06/17/2026	107500	13436124.00
10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88 6110 Stoneridge Mall Road Pleasanton CA 94588	Common	06/12/2026	107500	13815416.25
10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88 6110 Stoneridge Mall Road Pleasanton CA 94588	Common	06/09/2026	107500	14869711.75
10b5-1 Sales for DAVID A DUFFIELD TRUST U/T/A 7/14/88 6110 Stoneridge Mall Road Pleasanton CA 94588	Common	06/04/2026	107500	16077366.75
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

144: Remarks and Signature

Remarks
Date of Notice	07/06/2026
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/ Chris Watts
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)