144Filing Date: Sep 18, 2026
Workday (WDAY)
Insider Proposed Sale Notice
View SEC Filing
ACC: 0001950047-26-009666
Sale Plan
DAVID A. DUFFIELD TRUST U/T/A 7/14/88
10% Stockholder·Workday
Proposed
CommonNASDAQ
Shares94.09K
Est. DateSep 18
Market Value$18.75M
BrokerMorgan Stanley Smith Barney LLC Executive Financial Services
AcquisitionPrivate Placement · Issuer
Acquired DateDec 27, 2007
Amount Acquired94.09K
10b5-1 Plan Adoption12/02/2025
% Outstanding0.0480%
10b5-1
Exercise / Payment Details
Paid: Dec 27, 2007Method: Cash
Sales Past 3 Months Total $141.22M · 920.40K sh. expand_more
Sep
15
$18.56M
96.55K sh.
Sep
10
$18.71M
100.78K sh.
Sep
4
$17.95M
90.61K sh.
Sep
1
$18.92M
94.96K sh.
Jul
9
$14.70M
107.50K sh.
Jul
6
$14.54M
107.50K sh.
Jun
30
$13.12M
107.50K sh.
Jun
25
$12.43M
107.50K sh.
Jun
22
$12.28M
107.50K sh.
auto_awesomeDeep Analysis
Deep Analysis
The DAVID A. DUFFIELD TRUST U/T/A 7/14/88, a Workday 10% stockholder tied to co-founder David Duffield, filed notice to sell 94,089 shares (~$18.75M) under a 10b5-1 plan adopted 12/02/2025, extending a roughly $141M three-month sell-down of shares originally acquired via a 2007 private placement.
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Signature & Compliance expand_more
Notice DateSep 18, 2026
10b5-1 Plan Adoption12/02/2025
Signature /s/ David A. Duffield
Issuer Info expand_more
CompanyWORKDAY, INC.
CIK0001327811
SEC File No.001-35680
Phone9259519000
Address6110 Stoneridge Mall Road, Pleasanton, CA 94588