TREGILLIS CYNTHIA L

PrivateCIK: 2057088
Location

SAN JOSE, CA

Senior insider sale

Chief Legal Officer & Corp Sec at WESTERN DIGITAL CORP — senior position signals high conviction

$2.32M

8.66K shares

What this filing means

TREGILLIS CYNTHIA L plans to sell 8.66K shares of WESTERN DIGITAL CORP valued at approximately $2.32M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderTREGILLIS CYNTHIA LCIK 2057088
IssuerWESTERN DIGITAL CORPCIK 106040
Officer· Chief Legal Officer & Corp Sec
Since Mar 2026
8.66K
Shares to sell
$2.32M
Approx. market value
777.00
Acquired (3 months)
1
Planned
5 completed
Securities Acquired — Last 3 Months1
Sort

Restricted Stock

Not Applicable

3/3/2026
777.00
Total acquired777.00
Planned & Completed Dispositions6
Sort

Completed

Completed

Units to sell

214.00

Market value

$61.2K

2/26/2026
Completed

Units to sell

308.00

Market value

$86.8K

2/24/2026
Completed

Units to sell

130.00

Market value

$36.9K

2/23/2026
Completed

Units to sell

6.78K

Market value

$1.83M

2/6/2026
Completed

Units to sell

447.00

Market value

$102.4K

1/21/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

777.00

Market value

$200.4K

3/4/2026
Total

Units

8.66K

Value

$2.32M

TREGILLIS CYNTHIA L — Planned Insider Sale (Form 144) | Finecho