MOSLEY WILLIAM D

PrivateCIK: 1388390
Location

FREMONT, CA

Senior insider sale

CEO at SEAGATE TECHNOLOGY HOLDINGS PLC — senior position signals high conviction

$48.11M

94.58K shares

What this filing means

MOSLEY WILLIAM D plans to sell 94.58K shares of SEAGATE TECHNOLOGY HOLDINGS PLC valued at approximately $48.11M. 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.

InsiderMOSLEY WILLIAM DCIK 1388390
DirectorOfficer· CEO
Since Mar 2026
94.58K
Shares to sell
$48.11M
Approx. market value
30K
Acquired (3 months)
1
Planned
3 completed
Securities Acquired — Last 3 Months2
Sort

Exercise of Stock Options

Cash

5/20/2026
14K

RSU & PSUs

N/A

10/13/2013
16K
Total acquired30K
Planned & Completed Dispositions4
Sort

Completed

Completed

Units to sell

20K

Market value

$8.41M

4/1/2026
Completed

Units to sell

24.58K

Market value

$10.00M

3/19/2026
Completed

Units to sell

20K

Market value

$7.70M

3/2/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

30K

Market value

$22.00M

5/20/2026
Total

Units

94.58K

Value

$48.11M

MOSLEY WILLIAM D — Planned Insider Sale (Form 144) | Finecho