TREGILLIS CYNTHIA L

PrivateCIK: 2057088
Location

SAN JOSE, CA

TREGILLIS CYNTHIA L (Chief Legal Officer & Corp Sec) sold 0.4% of their position (522.00 shares) of WESTERN DIGITAL CORP on the open market

Open‑market sale worth $266.0K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales
InsiderTREGILLIS CYNTHIA LCIK 2057088
IssuerWESTERN DIGITAL CORPCIK 106040
Officer· Chief Legal Officer & Corp Sec
Since Mar 2026
-1.29K
Net shares
Net seller
$639.4K
Total sold
2
Open market trades
0B · 2S
5
Total transactions
7.00 acquired · 1.30K disposed
Non-Derivative Transactions4

Common Stock

Direct
S · Sale

Shares

308.00

Price / share

$488.61

Trade value

$150.49K

% of position

0.3%
5/22/2026
118.44K118.14K

Common Stock

Direct
M · Option Exercise

Shares

+7.00

Price / share

Trade value

% of position

0.0%
5/25/2026
118.14K118.14K

Common Stock

Direct
F · Tax Withholding

Shares

771.00

Price / share

$484.28

Trade value

$373.38K

% of position

0.7%
5/25/2026
118.14K117.37K

Common Stock

Direct
S · Sale

Shares

214.00

Price / share

$539.63

Trade value

$115.48K

% of position

0.2%
5/27/2026
117.37K117.16K
Total

Net shares

1.29K

Net value

-$639.35K

Derivative Transactions1

Dividend Equivalent Rights

Direct
M · Option Exercise
Converts to

Common Stock

7.36 shares

Shares

7.36

Strike price

Held after

311.05

Exercisable

5/25/2026
TREGILLIS CYNTHIA L — Insider Transaction (Form 4) Filed May 27, 2026 | Finecho