DUFFIELD DAVID A

PrivateCIK: 938071
Location

PLEASANTON, CA

DUFFIELD DAVID A sold 47.2% of their position (94.09K shares) of WORKDAY, INC. on the open market

Open‑market sale worth $18.32M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales
InsiderDUFFIELD DAVID ACIK 938071
→
IssuerWORKDAY, INC.CIK 1327811
10% Owner
Since Mar 2026
-94.09K
Net shares
Net seller
$18.32M
Total sold
3
Open market trades
0B · 3S
5
Total transactions
94.09K acquired · 188.18K disposed
Non-Derivative Transactions4

Class A Common Stock

Direct
C · Conversion

Shares

+94.09K

Price / share

—

Trade value

—

% of position

89.6%
9/18/2026
105.05K→199.14K

Class A Common Stock

Direct
S · Sale

Shares

−34.86K

Price / share

$194.04

Trade value

$6.76M

% of position

17.5%
9/18/2026
199.14K→164.28K

Class A Common Stock

Direct
S · Sale

Shares

−47.20K

Price / share

$194.91

Trade value

$9.20M

% of position

28.7%
9/18/2026
164.28K→117.08K

Class A Common Stock

Direct
S · Sale

Shares

−12.03K

Price / share

$195.73

Trade value

$2.35M

% of position

10.3%
9/18/2026
117.08K→105.05K
Total

Net shares

+0.00

Net value

-$18.32M

Derivative Transactions1

Class B Common Stock

Direct
C · Conversion
Converts to

Class A Common Stock

94.09K shares

Shares

−94.09K

Strike price

Held after

35.98M

Exercisable

—

9/18/2026
DUFFIELD DAVID A — Insider Transaction (Form 4) Filed Sep 21, 2026 | Finecho