TEH BAN SENG (SVP, Sales) sold 90.1% of their position (52.73K shares) of SEAGATE TECHNOLOGY HOLDINGS PLC on the open market

Open‑market sale worth $41.24M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 24 sales

TEH BAN SENG

Filed: 9/16/2026ACC: 0001137789-26-000251

InsiderTEH BAN SENGCIK 1801425

→

IssuerSEAGATE TECHNOLOGY HOLDINGS PLCCIK 1137789

Officer· SVP, Sales

Since Jan 2020

-52.73K

Net shares

Net seller

$41.24M

Total sold

Open market trades

0B · 24S

Total transactions

52.73K acquired · 105.46K disposed

Non-Derivative Transactions25

Ordinary Shares

Direct

M · Option Exercise

+52.73K

Price / share

—

Trade value

—

% of position

907.6%

9/14/2026

5.81K→58.54K

Ordinary Shares

Direct

S · Sale

−914.00

Price / share

$771.38

Trade value

$705.04K

% of position

1.6%

9/15/2026

58.54K→57.63K

Ordinary Shares

Direct

S · Sale

−3.45K

Price / share

$772.65

Trade value

$2.67M

% of position

6.0%

9/15/2026

57.63K→54.17K

Ordinary Shares

Direct

S · Sale

−1.72K

Price / share

$774.01

Trade value

$1.33M

% of position

3.2%

9/15/2026

54.17K→52.46K

Ordinary Shares

Direct

S · Sale

−2.31K

Price / share

$775.01

Trade value

$1.79M

% of position

4.4%

9/15/2026

52.46K→50.14K

Ordinary Shares

Direct

S · Sale

−3.24K

Price / share

$776.20

Trade value

$2.52M

% of position

6.5%

9/15/2026

50.14K→46.90K

Ordinary Shares

Direct

S · Sale

−3.99K

Price / share

$777.22

Trade value

$3.10M

% of position

8.5%

9/15/2026

46.90K→42.91K

Ordinary Shares

Direct

S · Sale

−7.26K

Price / share

$778.35

Trade value

$5.65M

% of position

16.9%

9/15/2026

42.91K→35.66K

Ordinary Shares

Direct

S · Sale

−6.68K

Price / share

$779.27

Trade value

$5.21M

% of position

18.7%

9/15/2026

35.66K→28.97K

Ordinary Shares

Direct

S · Sale

−2.45K

Price / share

$780.29

Trade value

$1.91M

% of position

8.5%

9/15/2026

28.97K→26.52K

Ordinary Shares

Direct

S · Sale

−1.60K

Price / share

$781.35

Trade value

$1.25M

% of position

6.0%

9/15/2026

26.52K→24.92K

Ordinary Shares

Direct

S · Sale

−4.15K

Price / share

$782.56

Trade value

$3.25M

% of position

16.6%

9/15/2026

24.92K→20.77K

Ordinary Shares

Direct

S · Sale

−1.76K

Price / share

$783.28

Trade value

$1.38M

% of position

8.5%

9/15/2026

20.77K→19.01K

Ordinary Shares

Direct

S · Sale

−1K

Price / share

$784.45

Trade value

$784.45K

% of position

5.3%

9/15/2026

19.01K→18.01K

Ordinary Shares

Direct

S · Sale

−1.04K

Price / share

$786.14

Trade value

$817.59K

% of position

5.8%

9/15/2026

18.01K→16.97K

Ordinary Shares

Direct

S · Sale

−120.00

Price / share

$787.26

Trade value

$94.47K

% of position

0.7%

9/15/2026

16.97K→16.85K

Ordinary Shares

Direct

S · Sale

−280.00

Price / share

$788.43

Trade value

$220.76K

% of position

1.7%

9/15/2026

16.85K→16.57K

Ordinary Shares

Direct

S · Sale

−1.76K

Price / share

$789.84

Trade value

$1.39M

% of position

10.6%

9/15/2026

16.57K→14.81K

Ordinary Shares

Direct

S · Sale

−560.00

Price / share

$791.36

Trade value

$443.16K

% of position

3.8%

9/15/2026

14.81K→14.25K

Ordinary Shares

Direct

S · Sale

−1.28K

Price / share

$794.72

Trade value

$1.02M

% of position

9.0%

9/15/2026

14.25K→12.97K

Ordinary Shares

Direct

S · Sale

−2.17K

Price / share

$795.95

Trade value

$1.72M

% of position

16.7%

9/15/2026

12.97K→10.81K

Ordinary Shares

Direct

S · Sale

−1.59K

Price / share

$796.90

Trade value

$1.26M

% of position

14.7%

9/15/2026

10.81K→9.22K

Ordinary Shares

Direct

S · Sale

−530.00

Price / share

$797.97

Trade value

$422.92K

% of position

5.7%

9/15/2026

9.22K→8.69K

Ordinary Shares

Direct

S · Sale

−400.00

Price / share

$799.03

Trade value

$319.61K

% of position

4.6%

9/15/2026

8.69K→8.29K

Ordinary Shares

Direct

S · Sale

−2.48K

Price / share

$800.47

Trade value

$1.99M

% of position

29.9%

9/15/2026

8.29K→5.81K

Total

Net shares

+0.00

Net value

-$41.24M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Ordinary Shares Direct	9/14/2026	M · Option Exercise	+52.73K	—	—	907.6%	5.81K	58.54K
Ordinary Shares Direct	9/15/2026	S · Sale	−914.00	$771.38	$705.04K	1.6%	58.54K	57.63K
Ordinary Shares Direct	9/15/2026	S · Sale	−3.45K	$772.65	$2.67M	6.0%	57.63K	54.17K
Ordinary Shares Direct	9/15/2026	S · Sale	−1.72K	$774.01	$1.33M	3.2%	54.17K	52.46K
Ordinary Shares Direct	9/15/2026	S · Sale	−2.31K	$775.01	$1.79M	4.4%	52.46K	50.14K
Ordinary Shares Direct	9/15/2026	S · Sale	−3.24K	$776.20	$2.52M	6.5%	50.14K	46.90K
Ordinary Shares Direct	9/15/2026	S · Sale	−3.99K	$777.22	$3.10M	8.5%	46.90K	42.91K
Ordinary Shares Direct	9/15/2026	S · Sale	−7.26K	$778.35	$5.65M	16.9%	42.91K	35.66K
Ordinary Shares Direct	9/15/2026	S · Sale	−6.68K	$779.27	$5.21M	18.7%	35.66K	28.97K
Ordinary Shares Direct	9/15/2026	S · Sale	−2.45K	$780.29	$1.91M	8.5%	28.97K	26.52K
Ordinary Shares Direct	9/15/2026	S · Sale	−1.60K	$781.35	$1.25M	6.0%	26.52K	24.92K
Ordinary Shares Direct	9/15/2026	S · Sale	−4.15K	$782.56	$3.25M	16.6%	24.92K	20.77K
Ordinary Shares Direct	9/15/2026	S · Sale	−1.76K	$783.28	$1.38M	8.5%	20.77K	19.01K
Ordinary Shares Direct	9/15/2026	S · Sale	−1K	$784.45	$784.45K	5.3%	19.01K	18.01K
Ordinary Shares Direct	9/15/2026	S · Sale	−1.04K	$786.14	$817.59K	5.8%	18.01K	16.97K
Ordinary Shares Direct	9/15/2026	S · Sale	−120.00	$787.26	$94.47K	0.7%	16.97K	16.85K
Ordinary Shares Direct	9/15/2026	S · Sale	−280.00	$788.43	$220.76K	1.7%	16.85K	16.57K
Ordinary Shares Direct	9/15/2026	S · Sale	−1.76K	$789.84	$1.39M	10.6%	16.57K	14.81K
Ordinary Shares Direct	9/15/2026	S · Sale	−560.00	$791.36	$443.16K	3.8%	14.81K	14.25K
Ordinary Shares Direct	9/15/2026	S · Sale	−1.28K	$794.72	$1.02M	9.0%	14.25K	12.97K
Ordinary Shares Direct	9/15/2026	S · Sale	−2.17K	$795.95	$1.72M	16.7%	12.97K	10.81K
Ordinary Shares Direct	9/15/2026	S · Sale	−1.59K	$796.90	$1.26M	14.7%	10.81K	9.22K
Ordinary Shares Direct	9/15/2026	S · Sale	−530.00	$797.97	$422.92K	5.7%	9.22K	8.69K
Ordinary Shares Direct	9/15/2026	S · Sale	−400.00	$799.03	$319.61K	4.6%	8.69K	8.29K
Ordinary Shares Direct	9/15/2026	S · Sale	−2.48K	$800.47	$1.99M	29.9%	8.29K	5.81K
Total			+0.00		-$41.24M

Derivative Transactions1

Performance-Based Restricted Share Units

Direct

M · Option Exercise

Converts to

Ordinary Shares

52.73K shares

−52.73K

Strike price

Held after

0.00

Exercisable

—

9/14/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Performance-Based Restricted Share Units Direct	Ordinary Shares52.73K shares	9/14/2026	M · Option Exercise	−52.73K	0	—	0.00