Transaction · 0000938071-26-000065

DUFFIELD DAVID A

DUFFIELD DAVID A, 10%, reported an open-market or private sale at Workday, Inc. involving 10572.000000 shares for an estimated $2002261.74. Reported holdings after the transaction were 105049.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code S10%
WDAYWorkday, Inc.
Filing timeOct 07
Trade dateOct 06, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position traded9.14%Shares sold ÷ (holdings after + shares sold). Estimated position before: 115,621 shares.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$184.26
Pre-filing
1mo ago +5.9%1w ago +2.7%1d ago +2.6%
Returns since
7d30d90d180d1y

WDAY price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
WDAY since 2026-10-07Filed yesterday · 1 day of post-filing data
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0000938071-26-000065
Class A Common Stock
Transaction date
Oct 06, 2026
Filed Oct 07, 2026, 08:21 PM · 1d delay
Shares
10.5k sh
$189.39 per share
Estimated value
-$2.00M
Computed from shares × price
Holdings after
105k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Cluster Selling Direct Ownership Large Sale Repeat Seller 10b5-1 Detected
0score
Filing-only score

0

Compact filing score computed from stored Form 4 facts. Version v1.

Neutral filing signal

This filing is broadly neutral on the filing-only scale. The Form 4 facts do not strongly tilt positive or negative.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

No officer title

Officer NoDirector No10% YesOther No
Footnotes & amended
  1. F1

    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. F2

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

  3. F3

    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 provid…

  4. F4

    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 provid…

  5. F5

    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 provid…

  6. F6

    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 provid…

  7. F7

    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 provid…

  8. F8

    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 provid…

  9. F9

    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 holder…

  10. F10

    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 au…

Original filing · 0000938071-26-000065
Related transactions

0 other filings

Same reporting owner
Recent company activity

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WDAY