Transaction · 0001137789-26-000187

Teh Ban Seng

Teh Ban Seng, EVP, CCO, reported an open-market or private sale at Seagate Technology Holdings plc involving 120.000000 shares for an estimated $100608.80. Reported holdings after the transaction were 18798.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code SEVP, CCO
STXSeagate Technology Holdings plc
Trade date
Aug 20, 2026
Filing date
Aug 24, 2026
View on SEC Insider profile
Estimated value-$100kShares × reported price
Shares traded120$838.41 per share
Holdings after18.7kDirect
% of reported position traded0.63%This security and ownership context
How reported position traded is calculated

Shares sold ÷ (holdings after + shares sold). Estimated position before: 18,918 shares.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

STX price since this filing

Daily closing prices, with the filing date and available return windows
STX · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago +12.2%1w ago +15.9%1d ago +4.8%
Returns since7d +4.2%30d +16.3%90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001137789-26-000187
Ordinary Shares
Transaction date
Aug 20, 2026
Filed Aug 24, 2026, 09:11 PM · 4d delay
Shares
120 sh
$838.41 per share
Estimated value
-$100k
Computed from shares × price
Holdings after
18,798 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Cluster Selling Direct Ownership Repeat Seller 10b5-1 Detected
Filing-only score

-4 points

Compact filing score computed from stored Form 4 facts. Version v1.

Neutral filing signal

This filing is broadly neutral on the filing-only scale. The Form 4 facts do not strongly tilt positive or negative.

How this score is calculated
  • direct_ownership+6 points

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
  • tenb5_1_detected-10 points

    is_10b5_1 = true

    Stored filing content includes detected 10b5-1 language.
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

EVP & Chief Commercial Officer

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    The option exercise and sale of all Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 11, 2026.

  2. F2

    These Ordinary Shares were sold in multiple trades at prices ranging from $829.17 to $830.15. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes…

  3. F3

    These Ordinary Shares were sold in multiple trades at prices ranging from $831.74 to $831.97. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes…

  4. F4

    These Ordinary Shares were sold in multiple trades at prices ranging from $833.11 to $833.98. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes…

  5. F5

    These Ordinary Shares were sold in multiple trades at prices ranging from $834.38 to $835.23. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes…

  6. F6

    These Ordinary Shares were sold in multiple trades at prices ranging from $835.50 to $836.08. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes…

  7. F7

    These Ordinary Shares were sold in multiple trades at prices ranging from $836.74 to $837.67. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes…

  8. F8

    These Ordinary Shares were sold in multiple trades at prices ranging from $838.00 to $838.78. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes…

  9. F9

    These Ordinary Shares were sold in multiple trades at prices ranging from $839.60 to $840.28 The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes t…

  10. F10

    These Ordinary Shares were sold in multiple trades at prices ranging from $841.10 to $841.91. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes…

  11. F11

    These Ordinary Shares were sold in multiple trades at prices ranging from $842.85 to $843.76. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes…

  12. F12

    These Ordinary Shares were sold in multiple trades at prices ranging from $845.00 to $845.58. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes…

  13. F13

    These Ordinary Shares were sold in multiple trades at prices ranging from $846.00 to $846.66. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes…

  14. F14

    These Ordinary Shares were sold in multiple trades at prices ranging from $847.23 to $847.69. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes…

  15. F15

    These Ordinary Shares were sold in multiple trades at prices ranging from $848.81 to $849.67. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes…

  16. F16

    These Ordinary Shares were sold in multiple trades at prices ranging from $850.11 to $850.73. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes…

  17. F17

    These Ordinary Shares were sold in multiple trades at prices ranging from $851.24 to $852.11. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes…

  18. F18

    These Ordinary Shares were sold in multiple trades at prices ranging from $852.55 to $853.01. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes…

  19. F19

    Consists of a grant of Restricted Share Unit (RSU) awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan (the "2022 Plan") subject to a four-year vesting…

  20. F20

    Consists of a grant of RSUs awarded to the Reporting Person under the Plan. Subject to the Reporting Person's continuous employment, 100% of such RSUs vested on the first anniversary of the grant date…

  21. F21

    Consist of Options awarded to the Reporting Person under Plan are subject to a four-year vesting schedule. Subject to the Reporting Person's continuous employment, one-quarter of the shares vested on…

  22. F22

    Consists of a grant of RSUs awarded to the Reporting Person under the Plan subject to a four-year vesting schedule. Subject to the Reporting Person's continuous employment, such Options vested as to o…

  23. F23

    Consists of a grant of RSUs awarded to the Reporting Person under the Plan. Subject to the Reporting Person's continuous employment, 100% of such RSUs will vest on the first anniversary of the grant d…

  24. F24

    Consists of Options awarded to the Reporting Person under the Plan subject to a four-year vesting schedule. Subject to the Reporting Person's continuous employment, such Options vest as to one-quarter…

Original filing · 0001137789-26-000187
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