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KLAC research notebook

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

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Filing timeline

Download filings CSV

SEC submissions · retrieved 2026-09-07 · 8010 issuers; up to 32 recent company reports and 8 ownership-change filings per issuer

  1. 4 · Ownership change

    Report date 2026-08-13 · 0001193125-26-352187

  2. 4 · Ownership change

    Report date 2026-08-12 · 0001193125-26-349139

  3. 4 · Ownership change

    Report date 2026-08-11 · 0001193125-26-346812

  4. 4 · Ownership change

    Report date 2026-08-11 · 0001193125-26-346811

  5. 4 · Ownership change

    Report date 2026-08-10 · 0001193125-26-344581

  6. 4 · Ownership change

    Report date 2026-08-10 · 0001193125-26-344579

  7. 4 · Ownership change

    Report date 2026-08-07 · 0001193125-26-342341

  8. 4 · Ownership change

    Report date 2026-08-07 · 0001193125-26-342340

  9. 8-K · Current report

    Report date 2026-08-06 · 0001193125-26-338242 · Items 8.01,9.01

  10. 10-K · Annual report

    Report date 2026-06-30 · 0000319201-26-000027

  11. 8-K · Current report

    Report date 2026-07-28 · 0000319201-26-000024 · Items 2.02,9.01

  12. 8-K · Current report

    Report date 2026-06-11 · 0001193125-26-269375 · Items 5.03,9.01

  13. 8-K · Current report

    Report date 2026-05-07 · 0001193125-26-212093 · Items 8.01,9.01

  14. 10-Q · Quarterly report

    Report date 2026-03-31 · 0000319201-26-000016

  15. 8-K · Current report

    Report date 2026-04-29 · 0000319201-26-000014 · Items 2.02,9.01

  16. 8-K · Current report

    Report date 2026-03-11 · 0001193125-26-102999 · Items 7.01,8.01

  17. 8-K · Current report

    Report date 2026-02-05 · 0001193125-26-039637 · Items 8.01,9.01

  18. 10-Q · Quarterly report

    Report date 2025-12-31 · 0000319201-26-000008

  19. 8-K · Current report

    Report date 2026-01-29 · 0000319201-26-000006 · Items 2.02,9.01

  20. 8-K · Current report

    Report date 2025-11-05 · 0001193125-25-272448 · Items 5.03,5.07,8.01,9.01

  21. 10-Q · Quarterly report

    Report date 2025-09-30 · 0000319201-25-000034

  22. 8-K · Current report

    Report date 2025-10-29 · 0000319201-25-000031 · Items 2.02,9.01

  23. DEF 14A · Proxy statement

    Report date 2025-11-05 · 0001193125-25-213294

  24. 10-K · Annual report

    Report date 2025-06-30 · 0000319201-25-000024

  25. 8-K · Current report

    Report date 2025-08-07 · 0001193125-25-175585 · Items 5.02,8.01,9.01

  26. 8-K · Current report

    Report date 2025-07-31 · 0000319201-25-000020 · Items 2.02,9.01

  27. 8-K · Current report

    Report date 2025-07-03 · 0001193125-25-156593 · Items 1.01,1.02,2.03,9.01

  28. 8-K · Current report

    Report date 2025-05-08 · 0001193125-25-115997 · Items 5.02,8.01,9.01

  29. 8-K · Current report

    Report date 2025-04-30 · 0001193125-25-108648 · Items 5.02

  30. 10-Q · Quarterly report

    Report date 2025-03-31 · 0000319201-25-000012

  31. 8-K · Current report

    Report date 2025-04-30 · 0000319201-25-000009 · Items 2.02,8.01,9.01

  32. 8-K · Current report

    Report date 2025-02-13 · 0001193125-25-026159 · Items 8.01,9.01

  33. 10-Q · Quarterly report

    Report date 2024-12-31 · 0000319201-25-000006

  34. 8-K · Current report

    Report date 2025-01-30 · 0000319201-25-000004 · Items 2.02,9.01

  35. 8-K · Current report

    Report date 2024-12-02 · 0001193125-24-269393 · Items 7.01

  36. 8-K · Current report

    Report date 2024-11-15 · 0001193125-24-259842 · Items 5.02

  37. 8-K · Current report

    Report date 2024-11-06 · 0001193125-24-254154 · Items 5.07,8.01,9.01

  38. 10-Q · Quarterly report

    Report date 2024-09-30 · 0000319201-24-000027

  39. 8-K · Current report

    Report date 2024-10-30 · 0000319201-24-000024 · Items 2.02,9.01

  40. SC 13G/A · Ownership disclosure

    0000932471-24-000184

Reported insider transactions

Download transactions CSV

SEC insider transactions · retrieved 2026-09-07 · 2026 Q2: 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: 4 transaction rows4SGrant / award: 0 transaction rows0AExercise / conversion: 0 transaction rows0MTax / exercise payment: 0 transaction rows0FGift: 0 transaction rows0G
P · PurchaseS · SaleA · Grant / awardM · Exercise / conversionF · Tax / exercise paymentG · Gift

4 matching transaction rows.

Transaction / filedReporting ownerTypeSecuritySharesReported price
2026-06-11
2026-06-11
WALLACE RICHARD PS · Sale
Disposed
Common Stock4512.02213.37
2026-05-12
2026-05-12
WALLACE RICHARD PS · Sale
Disposed
Common Stock4512.01794.0
2026-05-11
2026-05-12
Kirloskar Virendra AS · Sale
Disposed
Common Stock297.01879.02
2026-05-11
2026-05-12
Hanley Jeneanne MichelleS · Sale
Disposed
Common Stock550.01874.71

Identity & relationships

Wikidata structured data · retrieved 2026-09-07 · 1611 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 · 0000319201KLA CORP
KLA (China)

Showing 1 of 1 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
549300H0BF5JCG96TJ81
GLEIF legal name
KLA CORPORATION
Entity / LEI registration status
ACTIVE / ISSUED
Reference data updated
2026-05-28T15:04:11Z

direct-parent: no parent LEI supplied

ultimate-parent: no parent LEI supplied

GLEIF legal entity reference data · retrieved 2026-09-07 · 1177 checked identities; 0 unavailable records

Search names and former names

View Wikidata identity and references ↗

  • KLA Corporation · alias · wikidata
  • KLA Tencor · alias · wikidata
  • Keep Looking Ahead · alias · wikidata
  • KLA (China) · subsidiary · wikidata
  • KLA TENCOR CORP · former SEC name · 1997-09-10 to 2019-07-03
  • KLA INSTRUMENTS CORP · former SEC name · 1994-01-26 to 1997-02-11
Explore headquarters map ↗

Revenue in constant purchasing power

USD revenue expressed in 2026-07 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
2025-06-30$12.16B$12.78B
2024-06-30$9.81B$10.58B
2023-06-30$10.50B$11.70B
2022-06-30$9.21B$10.91B
2021-06-30$6.92B$8.78B
2020-06-30$5.81B$7.54B
2019-06-30$4.57B$6.02B
2018-06-30$4.04B$5.43B

Bureau of Labor Statistics · retrieved 2026-09-07 · 9 selected series; gaps remain missing

Explore the CPI history ↗