MOSLEY WILLIAM D

PrivateCIK: 1388390
Location

FREMONT, CA

MOSLEY WILLIAM D (CEO) sold 9.2% of their position (30K shares) of SEAGATE TECHNOLOGY HOLDINGS PLC on the open market

Open‑market sale worth $24.49M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 26 sales
InsiderMOSLEY WILLIAM DCIK 1388390
→
DirectorOfficer· CEO
Since Mar 2026
-30K
Net shares
Net seller
$24.49M
Total sold
26
Open market trades
0B · 26S
28
Total transactions
14K acquired · 44K disposed
Non-Derivative Transactions27

Ordinary Shares

Direct
M · Option Exercise

Shares

+14K

Price / share

$46.23

Trade value

$647.22K

% of position

4.5%
9/1/2026
311.17K→325.17K

Ordinary Shares

Direct
S · Sale

Shares

−357.00

Price / share

$804.61

Trade value

$287.25K

% of position

0.1%
9/1/2026
325.17K→324.81K

Ordinary Shares

Direct
S · Sale

Shares

−160.00

Price / share

$805.55

Trade value

$128.89K

% of position

0.0%
9/1/2026
324.81K→324.65K

Ordinary Shares

Direct
S · Sale

Shares

−160.00

Price / share

$807.19

Trade value

$129.15K

% of position

0.0%
9/1/2026
324.65K→324.49K

Ordinary Shares

Direct
S · Sale

Shares

−960.00

Price / share

$808.62

Trade value

$776.28K

% of position

0.3%
9/1/2026
324.49K→323.53K

Ordinary Shares

Direct
S · Sale

Shares

−1.16K

Price / share

$809.55

Trade value

$939.08K

% of position

0.4%
9/1/2026
323.53K→322.37K

Ordinary Shares

Direct
S · Sale

Shares

−1.10K

Price / share

$810.78

Trade value

$895.92K

% of position

0.3%
9/1/2026
322.37K→321.27K

Ordinary Shares

Direct
S · Sale

Shares

−1.58K

Price / share

$811.73

Trade value

$1.28M

% of position

0.5%
9/1/2026
321.27K→319.69K

Ordinary Shares

Direct
S · Sale

Shares

−1.20K

Price / share

$812.55

Trade value

$975.06K

% of position

0.4%
9/1/2026
319.69K→318.49K

Ordinary Shares

Direct
S · Sale

Shares

−2.04K

Price / share

$813.74

Trade value

$1.66M

% of position

0.6%
9/1/2026
318.49K→316.45K

Ordinary Shares

Direct
S · Sale

Shares

−2.88K

Price / share

$814.75

Trade value

$2.34M

% of position

0.9%
9/1/2026
316.45K→313.57K

Ordinary Shares

Direct
S · Sale

Shares

−4.55K

Price / share

$815.75

Trade value

$3.72M

% of position

1.5%
9/1/2026
313.57K→309.01K

Ordinary Shares

Direct
S · Sale

Shares

−4.29K

Price / share

$816.75

Trade value

$3.50M

% of position

1.4%
9/1/2026
309.01K→304.73K

Ordinary Shares

Direct
S · Sale

Shares

−2.08K

Price / share

$817.71

Trade value

$1.70M

% of position

0.7%
9/1/2026
304.73K→302.65K

Ordinary Shares

Direct
S · Sale

Shares

−1.04K

Price / share

$818.78

Trade value

$851.53K

% of position

0.3%
9/1/2026
302.65K→301.61K

Ordinary Shares

Direct
S · Sale

Shares

−1.32K

Price / share

$819.84

Trade value

$1.08M

% of position

0.4%
9/1/2026
301.61K→300.29K

Ordinary Shares

Direct
S · Sale

Shares

−920.00

Price / share

$820.89

Trade value

$755.22K

% of position

0.3%
9/1/2026
300.29K→299.37K

Ordinary Shares

Direct
S · Sale

Shares

−480.00

Price / share

$822.05

Trade value

$394.58K

% of position

0.2%
9/1/2026
299.37K→298.89K

Ordinary Shares

Direct
S · Sale

Shares

−600.00

Price / share

$822.89

Trade value

$493.73K

% of position

0.2%
9/1/2026
298.89K→298.29K

Ordinary Shares

Direct
S · Sale

Shares

−1.24K

Price / share

$824.05

Trade value

$1.02M

% of position

0.4%
9/1/2026
298.29K→297.05K

Ordinary Shares

Direct
S · Sale

Shares

−600.00

Price / share

$824.93

Trade value

$494.96K

% of position

0.2%
9/1/2026
297.05K→296.45K

Ordinary Shares

Direct
S · Sale

Shares

−580.00

Price / share

$826.00

Trade value

$479.08K

% of position

0.2%
9/1/2026
296.45K→295.87K

Ordinary Shares

Direct
S · Sale

Shares

−340.00

Price / share

$826.86

Trade value

$281.13K

% of position

0.1%
9/1/2026
295.87K→295.53K

Ordinary Shares

Direct
S · Sale

Shares

−120.00

Price / share

$827.90

Trade value

$99.35K

% of position

0.0%
9/1/2026
295.53K→295.41K

Ordinary Shares

Direct
S · Sale

Shares

−80.00

Price / share

$829.10

Trade value

$66.33K

% of position

0.0%
9/1/2026
295.41K→295.33K

Ordinary Shares

Direct
S · Sale

Shares

−80.00

Price / share

$830.36

Trade value

$66.43K

% of position

0.0%
9/1/2026
295.33K→295.25K

Ordinary Shares

Direct
S · Sale

Shares

−80.00

Price / share

$832.04

Trade value

$66.56K

% of position

0.0%
9/1/2026
295.25K→295.17K
Total

Net shares

−16K

Net value

-$23.84M

Derivative Transactions1

NQ Options

Direct
M · Option Exercise
Converts to

Ordinary Shares

14K shares

Shares

−14K

Strike price

46.23

Held after

97.10K

Exercisable

—

9/1/2026
MOSLEY WILLIAM D — Insider Transaction (Form 4) Filed Sep 3, 2026 | Finecho