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

Open‑market sale worth $14.70M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 9 sales

DUFFIELD DAVID A

Filed: 7/13/2026ACC: 0000938071-26-000046

InsiderDUFFIELD DAVID ACIK 938071

→

IssuerWORKDAY, INC.CIK 1327811

10% Owner

Since Mar 2026

-107.50K

Net shares

Net seller

$14.70M

Total sold

Open market trades

0B · 9S

Total transactions

107.50K acquired · 215K disposed

Non-Derivative Transactions10

Class A Common Stock

Direct

C · Conversion

+107.50K

Price / share

—

Trade value

—

% of position

102.3%

7/9/2026

105.05K→212.55K

Class A Common Stock

Direct

S · Sale

−1.40K

Price / share

$130.63

Trade value

$182.88K

% of position

0.7%

7/9/2026

212.55K→211.15K

Class A Common Stock

Direct

S · Sale

−1.80K

Price / share

$132.07

Trade value

$237.73K

% of position

0.9%

7/9/2026

211.15K→209.35K

Class A Common Stock

Direct

S · Sale

−1.70K

Price / share

$133.12

Trade value

$226.31K

% of position

0.8%

7/9/2026

209.35K→207.65K

Class A Common Stock

Direct

S · Sale

−500.00

Price / share

$134.01

Trade value

$67.01K

% of position

0.2%

7/9/2026

207.65K→207.15K

Class A Common Stock

Direct

S · Sale

−14.30K

Price / share

$135.48

Trade value

$1.94M

% of position

6.9%

7/9/2026

207.15K→192.85K

Class A Common Stock

Direct

S · Sale

−27.86K

Price / share

$136.41

Trade value

$3.80M

% of position

14.4%

7/9/2026

192.85K→164.99K

Class A Common Stock

Direct

S · Sale

−39.13K

Price / share

$137.19

Trade value

$5.37M

% of position

23.7%

7/9/2026

164.99K→125.86K

Class A Common Stock

Direct

S · Sale

−20.71K

Price / share

$138.34

Trade value

$2.87M

% of position

16.5%

7/9/2026

125.86K→105.15K

Class A Common Stock

Direct

S · Sale

−100.00

Price / share

$138.98

Trade value

$13.90K

% of position

0.1%

7/9/2026

105.15K→105.05K

Total

Net shares

+0.00

Net value

-$14.70M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Class A Common Stock Direct	7/9/2026	C · Conversion	+107.50K	—	—	102.3%	105.05K	212.55K
Class A Common Stock Direct	7/9/2026	S · Sale	−1.40K	$130.63	$182.88K	0.7%	212.55K	211.15K
Class A Common Stock Direct	7/9/2026	S · Sale	−1.80K	$132.07	$237.73K	0.9%	211.15K	209.35K
Class A Common Stock Direct	7/9/2026	S · Sale	−1.70K	$133.12	$226.31K	0.8%	209.35K	207.65K
Class A Common Stock Direct	7/9/2026	S · Sale	−500.00	$134.01	$67.01K	0.2%	207.65K	207.15K
Class A Common Stock Direct	7/9/2026	S · Sale	−14.30K	$135.48	$1.94M	6.9%	207.15K	192.85K
Class A Common Stock Direct	7/9/2026	S · Sale	−27.86K	$136.41	$3.80M	14.4%	192.85K	164.99K
Class A Common Stock Direct	7/9/2026	S · Sale	−39.13K	$137.19	$5.37M	23.7%	164.99K	125.86K
Class A Common Stock Direct	7/9/2026	S · Sale	−20.71K	$138.34	$2.87M	16.5%	125.86K	105.15K
Class A Common Stock Direct	7/9/2026	S · Sale	−100.00	$138.98	$13.90K	0.1%	105.15K	105.05K
Total			+0.00		-$14.70M

Derivative Transactions1

Class B Common Stock

Direct

C · Conversion

Converts to

Class A Common Stock

107.50K shares

−107.50K

Strike price

Held after

36.45M

Exercisable

—

7/9/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Class B Common Stock Direct	Class A Common Stock107.50K shares	7/9/2026	C · Conversion	−107.50K		—	36.45M