A business in context

STX research notebook

Read the disclosures. Follow the relationships. Keep the dates in view.

Research JSON

Filing timeline

Download filings CSV

SEC submissions · retrieved 2026-10-23 · 8022 issuers; up to 32 recent company reports and 8 ownership-change filings per issuer

  1. 4 · Ownership change

    Report date 2026-10-01 · 0001137789-26-000262

  2. 4 · Ownership change

    Report date 2026-10-01 · 0001137789-26-000261

  3. 4 · Ownership change

    Report date 2026-09-21 · 0001137789-26-000256

  4. 4 · Ownership change

    Report date 2026-09-14 · 0001137789-26-000254

  5. 4 · Ownership change

    Report date 2026-09-14 · 0001137789-26-000253

  6. 4 · Ownership change

    Report date 2026-09-14 · 0001137789-26-000252

  7. 4 · Ownership change

    Report date 2026-09-14 · 0001137789-26-000251

  8. 4 · Ownership change

    Report date 2026-09-14 · 0001137789-26-000250

  9. 8-K · Current report

    Report date 2026-09-08 · 0001193125-26-385961 · Items 3.02,7.01,8.01,9.01

  10. DEF 14A · Proxy statement

    Report date 2026-07-03 · 0001137789-26-000207

  11. 8-K · Current report

    Report date 2026-09-02 · 0001137789-26-000201 · Items 5.02

  12. 10-K · Annual report

    Report date 2026-07-03 · 0001137789-26-000159

  13. 8-K · Current report

    Report date 2026-07-28 · 0001137789-26-000153 · Items 2.02,7.01,9.01

  14. 8-K · Current report

    Report date 2026-06-11 · 0001193125-26-268170 · Items 7.01,8.01,9.01

  15. 8-K · Current report

    Report date 2026-05-26 · 0001193125-26-243110 · Items 3.02,7.01,8.01,9.01

  16. 8-K · Current report

    Report date 2026-05-20 · 0001193125-26-233588 · Items 3.02,7.01,8.01,9.01

  17. 8-K · Current report

    Report date 2026-05-05 · 0001137789-26-000093 · Items 5.02,9.01

  18. 10-Q · Quarterly report

    Report date 2026-04-03 · 0001137789-26-000088

  19. 8-K · Current report

    Report date 2026-04-28 · 0001137789-26-000084 · Items 2.02,7.01,9.01

  20. 8-K · Current report

    Report date 2026-02-17 · 0001193125-26-059681 · Items 3.02,7.01,8.01,9.01

  21. 8-K · Current report

    Report date 2026-02-11 · 0001193125-26-047755 · Items 3.02,7.01,8.01,9.01

  22. 10-Q · Quarterly report

    Report date 2026-01-02 · 0001137789-26-000026

  23. 8-K · Current report

    Report date 2026-01-27 · 0001137789-26-000016 · Items 2.02,7.01,9.01

  24. 8-K · Current report

    Report date 2025-11-10 · 0001193125-25-279125 · Items 3.02,7.01,8.01,9.01

  25. 8-K · Current report

    Report date 2025-11-04 · 0001193125-25-265772 · Items 3.02,7.01,8.01,9.01

  26. 10-Q · Quarterly report

    Report date 2025-10-03 · 0001137789-25-000317

  27. 8-K · Current report

    Report date 2025-10-25 · 0001137789-25-000287 · Items 5.02,5.07,9.01

  28. 8-K · Current report

    Report date 2025-10-28 · 0001137789-25-000283 · Items 2.02,7.01,9.01

  29. DEF 14A · Proxy statement

    Report date 2025-06-27 · 0001137789-25-000211

  30. 8-K · Current report

    Report date 2025-08-23 · 0001137789-25-000191 · Items 5.02,9.01

  31. 10-K · Annual report

    Report date 2025-06-27 · 0001137789-25-000157

  32. 8-K · Current report

    Report date 2025-07-29 · 0001137789-25-000150 · Items 2.02,7.01,9.01

  33. 8-K · Current report

    Report date 2025-07-29 · 0001137789-25-000148 · Items 2.02,7.01,9.01

  34. 8-K · Current report

    Report date 2025-07-28 · 0001137789-25-000145 · Items 8.01,9.01

  35. 8-K · Current report

    Report date 2025-06-26 · 0001193125-25-152915 · Items 1.01,2.03,7.01,9.01

  36. 8-K · Current report

    Report date 2025-06-11 · 0001193125-25-141454 · Items 1.02,2.04,8.01,9.01

  37. 8-K · Current report

    Report date 2025-05-27 · 0001193125-25-129583 · Items 1.01,2.03,8.01,9.01

  38. 8-K · Current report

    Report date 2025-05-21 · 0001137789-25-000084 · Items 8.01

  39. 8-K · Current report

    Report date 2025-05-12 · 0001193125-25-118923 · Items 1.01,8.01,9.01

  40. 8-K · Current report

    Report date 2025-05-12 · 0001193125-25-117310 · Items 8.01,9.01

Reported insider transactions

Download transactions CSV

SEC insider transactions · retrieved 2026-10-23 · 2026 Q3: filings in this completed quarter; not a live transaction feed

Purchases and sales include open-market or private transactions. Grants, exercises and tax withholding are shown separately. Amendments and joint reports can overlap; rows are not a net-buying score. Prices retain the filing's units; consult its footnotes.

Transaction rows by code · counts, not monetary totals
Purchase: 0 transaction rows0PSale: 379 transaction rows379SGrant / award: 24 transaction rows24AExercise / conversion: 106 transaction rows106MTax / exercise payment: 0 transaction rows0FGift: 0 transaction rows0G
P · PurchaseS · SaleA · Grant / awardM · Exercise / conversionF · Tax / exercise paymentG · Gift

509 matching transaction rows. Showing 51 to 100.

Transaction / filedReporting ownerTypeSecuritySharesReported price
2026-09-15
2026-09-16
Teh Ban Seng
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares1760.0789.84
2026-09-15
2026-09-16
Teh Ban Seng
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares560.0791.36
2026-09-15
2026-09-16
Teh Ban Seng
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares1280.0794.72
2026-09-15
2026-09-16
Teh Ban Seng
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares400.0799.03
2026-09-15
2026-09-16
Morris John ChristopherS · Sale
Disposed
Ordinary Shares15465.5772.15
2026-09-14
2026-09-16
Romano GianlucaM · Exercise / conversion
Acquired
Ordinary Shares90380.00.0
2026-09-14
2026-09-16
Romano GianlucaM · Exercise / conversion
Disposed
Performance-Based Restricted Share Units
Derivative security
90380.00.0
2026-09-14
2026-09-16
Chong Kian FattM · Exercise / conversion
Acquired
Ordinary Shares14470.00.0
2026-09-14
2026-09-16
Chong Kian FattM · Exercise / conversion
Disposed
Performance-Based Restricted Share Units
Derivative security
14470.00.0
2026-09-14
2026-09-16
MOSLEY WILLIAM DM · Exercise / conversion
Acquired
Ordinary Shares177000.00.0
2026-09-14
2026-09-16
MOSLEY WILLIAM DM · Exercise / conversion
Disposed
Performance-Based Restricted Share Units
Derivative security
177000.00.0
2026-09-14
2026-09-16
Teh Ban Seng
10b5-1 checkbox reported
M · Exercise / conversion
Acquired
Ordinary Shares52730.00.0
2026-09-14
2026-09-16
Teh Ban Seng
10b5-1 checkbox reported
M · Exercise / conversion
Disposed
Performance-Based Restricted Share Units
Derivative security
52730.00.0
2026-09-14
2026-09-16
Morris John ChristopherM · Exercise / conversion
Acquired
Ordinary Shares30130.00.0
2026-09-14
2026-09-16
Morris John ChristopherM · Exercise / conversion
Disposed
Performance-Based Restricted Share Units
Derivative security
30130.00.0
2026-09-14
2026-09-15
Teh Ban Seng
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares989.0779.0
2026-09-14
2026-09-15
Morris John ChristopherS · Sale
Disposed
Ordinary Shares492.75781.23
2026-09-14
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares955.0781.24
2026-09-14
2026-09-15
MOSLEY WILLIAM DS · Sale
Disposed
Ordinary Shares1869.75781.23
2026-09-11
2026-09-15
Teh Ban Seng
10b5-1 checkbox reported
M · Exercise / conversion
Acquired
Ordinary Shares989.00.0
2026-09-11
2026-09-15
Teh Ban Seng
10b5-1 checkbox reported
M · Exercise / conversion
Disposed
Restricted Share Unit
Derivative security
989.00.0
2026-09-11
2026-09-15
Chong Kian FattM · Exercise / conversion
Acquired
Ordinary Shares678.00.0
2026-09-11
2026-09-15
Chong Kian FattM · Exercise / conversion
Disposed
Restricted Share Unit
Derivative security
678.00.0
2026-09-11
2026-09-15
Morris John ChristopherM · Exercise / conversion
Acquired
Ordinary Shares942.00.0
2026-09-11
2026-09-15
Morris John ChristopherM · Exercise / conversion
Disposed
Restricted Share Unit
Derivative security
942.00.0
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares320.0851.45
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares640.0852.87
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares680.0854.41
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares240.0855.72
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares240.0857.41
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares280.0860.47
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares280.0861.07
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares320.0864.41
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares240.0868.43
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
M · Exercise / conversion
Acquired
Ordinary Shares1695.00.0
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares200.0844.81
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares200.0846.94
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares320.0847.98
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares560.0849.53
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares80.0849.87
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
M · Exercise / conversion
Disposed
Restricted Share Unit
Derivative security
1695.00.0
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
M · Exercise / conversion
Acquired
Ordinary Shares8517.068.83
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
M · Exercise / conversion
Acquired
Ordinary Shares13475.0101.34
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
M · Exercise / conversion
Acquired
Ordinary Shares15067.064.31
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares360.0843.55
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares280.0842.23
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares320.0841.05
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares1000.0840.12
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
S · Sale
Disposed
Ordinary Shares880.0839.15
2026-09-11
2026-09-15
Romano Gianluca
10b5-1 checkbox reported
M · Exercise / conversion
Acquired
Ordinary Shares13439.0158.4

Identity & relationships

Wikidata structured data · retrieved 2026-10-23 · 1658 unambiguous CIK-linked entities; coverage is incomplete

These are sourced identity and relationship claims, with incomplete coverage. Headquarters locations do not describe sales, assets or operating exposure.

SEC issuer · 0001137789Seagate Technology Holdings plc
MaxtorSeagate (United Kingdom)

Showing 2 of 2 imported Wikidata subsidiary claims. Additional aliases appear below.

No parent relationship is available in this import; this is not proof of independence.

Legal Entity Identifier
44WLCTE321JACKS7ED43
GLEIF legal name
Seagate Technology LLC
Entity / LEI registration status
ACTIVE / LAPSED
Reference data updated
2026-05-28T08:12:22Z

direct-parent: no parent LEI supplied

ultimate-parent: no parent LEI supplied

GLEIF legal entity reference data · retrieved 2026-10-23 · 1197 checked identities; 0 unavailable records

Search names and former names

View Wikidata identity and references ↗

  • Seagate Technology · alias · wikidata
  • Seagate Technology PLC · alias · wikidata
  • Seagate · alias · wikidata
  • Shugart Technology · alias · wikidata
  • Seagate Technology LLC · alias · wikidata
  • Seagate Technology LLC (Fremont, CA) · alias · wikidata
  • Seagate Technology Inc. · alias · wikidata
  • Maxtor · subsidiary · wikidata
  • Maxtor Corporation · subsidiary · wikidata
  • Seagate (United Kingdom) · subsidiary · wikidata
  • Seagate Technology plc · former SEC name · 2010-07-09 to 2021-05-19
  • SEAGATE TECHNOLOGY · former SEC name · 2008-10-31 to 2010-07-06
  • Seagate Technology · former SEC name · 2008-10-31 to 2010-07-06
  • SEAGATE TECHNOLOGY HOLDINGS · former SEC name · 2001-04-20 to 2002-12-12
Explore headquarters map ↗

Revenue in constant purchasing power

USD revenue expressed in 2026-09 consumer-price dollars. Each annual period uses a CPI-U average weighted by the days in its actual reporting interval. This is a purchasing-power comparison, not a company-specific price or volume measure.

Year endedReported USD revenueCPI-adjusted USD revenue
2025-06-27$9.10B$9.65B
2024-06-28$6.55B$7.13B
2023-06-30$7.38B$8.30B
2022-07-01$11.66B$13.93B
2021-07-02$10.68B$13.67B
2020-07-03$10.51B$13.77B
2019-06-28$10.39B$13.82B
2018-06-29$11.18B$15.19B

Bureau of Labor Statistics · retrieved 2026-10-23 · 9 selected series; gaps remain missing

Explore the CPI history ↗