Transaction · 0000938071-26-000067

Duffield David A

DUFFIELD DAVID A, 10%, reported an open-market or private sale at Workday, Inc. involving 12732.000000 shares for an estimated $2410973.54. Reported holdings after the transaction were 117023.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code S10%
WDAYWorkday, Inc.
Trade date
Oct 09, 2026
Filing date
Oct 13, 2026
View on SEC Insider profile
Estimated value-$2.41MShares × reported price
Shares traded12.7k$189.36 per share
Holdings after117kDirect
% of reported position traded9.81%This security and ownership context
How reported position traded is calculated

Shares sold ÷ (holdings after + shares sold). Estimated position before: 129,755 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.

WDAY price since this filing

Daily closing prices, with the filing date and available return windows
WDAY · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago +4.9%1w ago +0.1%1d ago +1.0%
Returns since7d30d90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0000938071-26-000067
Class A Common Stock
Transaction date
Oct 09, 2026
Filed Oct 13, 2026, 10:03 PM · 4d delay
Shares
12,732 sh
$189.36 per share
Estimated value
-$2.41M
Computed from shares × price
Holdings after
117,023 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
Filing-only score

-4 points

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.

How this score is calculated
  • direct_ownership+6 points

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
  • tenb5_1_detected-10 points

    is_10b5_1 = true

    Stored filing content includes detected 10b5-1 language.
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

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 $185.695 to $186.6949, inclusive. The Reporting Person undertakes to provi…

  4. F4

    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 provid…

  5. F5

    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 provid…

  6. F6

    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 provid…

  7. F7

    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 provid…

  8. F8

    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 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 · 0000938071-26-000067
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WDAY