DUFFIELD DAVID A sold 50.6% of their position (107.50K shares) of WORKDAY, INC. on the open market

Open‑market sale worth $12.43M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 6 sales

DUFFIELD DAVID A

Filed: 6/29/2026ACC: 0000938071-26-000040

InsiderDUFFIELD DAVID ACIK 938071

→

IssuerWORKDAY, INC.CIK 1327811

10% Owner

Since Mar 2026

-107.50K

Net shares

Net seller

$12.43M

Total sold

Open market trades

0B · 6S

Total transactions

107.50K acquired · 215K disposed

Non-Derivative Transactions7

Class A Common Stock

Direct

C · Conversion

+107.50K

Price / share

—

Trade value

—

% of position

102.3%

6/25/2026

105.05K→212.55K

Class A Common Stock

Direct

S · Sale

−30.07K

Price / share

$114.14

Trade value

$3.43M

% of position

14.1%

6/25/2026

212.55K→182.47K

Class A Common Stock

Direct

S · Sale

−29K

Price / share

$114.98

Trade value

$3.33M

% of position

15.9%

6/25/2026

182.47K→153.48K

Class A Common Stock

Direct

S · Sale

−19.82K

Price / share

$116.06

Trade value

$2.30M

% of position

12.9%

6/25/2026

153.48K→133.65K

Class A Common Stock

Direct

S · Sale

−17.06K

Price / share

$116.95

Trade value

$2M

% of position

12.8%

6/25/2026

133.65K→116.59K

Class A Common Stock

Direct

S · Sale

−9.74K

Price / share

$118.03

Trade value

$1.15M

% of position

8.4%

6/25/2026

116.59K→106.85K

Class A Common Stock

Direct

S · Sale

−1.80K

Price / share

$118.76

Trade value

$213.77K

% of position

1.7%

6/25/2026

106.85K→105.05K

Total

Net shares

+0.00

Net value

-$12.43M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Class A Common Stock Direct	6/25/2026	C · Conversion	+107.50K	—	—	102.3%	105.05K	212.55K
Class A Common Stock Direct	6/25/2026	S · Sale	−30.07K	$114.14	$3.43M	14.1%	212.55K	182.47K
Class A Common Stock Direct	6/25/2026	S · Sale	−29K	$114.98	$3.33M	15.9%	182.47K	153.48K
Class A Common Stock Direct	6/25/2026	S · Sale	−19.82K	$116.06	$2.30M	12.9%	153.48K	133.65K
Class A Common Stock Direct	6/25/2026	S · Sale	−17.06K	$116.95	$2M	12.8%	133.65K	116.59K
Class A Common Stock Direct	6/25/2026	S · Sale	−9.74K	$118.03	$1.15M	8.4%	116.59K	106.85K
Class A Common Stock Direct	6/25/2026	S · Sale	−1.80K	$118.76	$213.77K	1.7%	106.85K	105.05K
Total			+0.00		-$12.43M

Derivative Transactions1

Class B Common Stock

Direct

C · Conversion

Converts to

Class A Common Stock

107.50K shares

−107.50K

Strike price

Held after

36.78M

Exercisable

—

6/25/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Class B Common Stock Direct	Class A Common Stock107.50K shares	6/25/2026	C · Conversion	−107.50K		—	36.78M