A business in context

HLIT 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 2026-10-20 · 8029 issuers; up to 32 recent company reports and 8 ownership-change filings per issuer

  1. 4 · Ownership change

    Report date 2026-10-15 · 0001193125-26-425377

  2. 4 · Ownership change

    Report date 2026-09-11 · 0001193125-26-392033

  3. 4 · Ownership change

    Report date 2026-09-11 · 0001193125-26-391984

  4. 4 · Ownership change

    Report date 2026-08-15 · 0001193125-26-355852

  5. 4 · Ownership change

    Report date 2026-08-15 · 0001193125-26-355816

  6. 4 · Ownership change

    Report date 2026-08-15 · 0001193125-26-355787

  7. 4 · Ownership change

    Report date 2026-08-15 · 0001193125-26-355768

  8. 10-Q · Quarterly report

    Report date 2026-07-03 · 0001193125-26-353891

  9. 4 · Ownership change

    Report date 2026-08-10 · 0001193125-26-347245

  10. 8-K · Current report

    Report date 2026-08-12 · 0001193125-26-346853 · Items 2.02,9.01

  11. 8-K · Current report

    Report date 2026-06-16 · 0001193125-26-273457 · Items 2.01,5.02,9.01

  12. 8-K · Current report

    Report date 2026-06-08 · 0001193125-26-261984 · Items 7.01

  13. 8-K · Current report

    Report date 2026-06-04 · 0001193125-26-259564 · Items 5.07

  14. 10-Q · Quarterly report

    Report date 2026-04-03 · 0001193125-26-221899

  15. 8-K · Current report

    Report date 2026-05-06 · 0001193125-26-216776 · Items 2.02,9.01

  16. DEF 14A · Proxy statement

    Report date 2026-06-04 · 0001140361-26-016701

  17. 8-K · Current report

    Report date 2026-03-31 · 0001193125-26-140309 · Items 5.02,9.01

  18. 8-K · Current report

    Report date 2026-03-20 · 0001193125-26-119977 · Items 1.01,9.01

  19. 8-K · Current report

    Report date 2026-03-11 · 0001193125-26-102118 · Items 7.01,9.01

  20. 10-K · Annual report

    Report date 2025-12-31 · 0001193125-26-067506

  21. 8-K · Current report

    Report date 2026-02-19 · 0001193125-26-059434 · Items 2.02,9.01

  22. 8-K · Current report

    Report date 2026-02-03 · 0001193125-26-042914 · Items 5.02,9.01

  23. 8-K · Current report

    Report date 2025-12-08 · 0001193125-25-311656 · Items 1.01,7.01,9.01

  24. 10-Q · Quarterly report

    Report date 2025-09-26 · 0001193125-25-264696

  25. 8-K · Current report

    Report date 2025-11-03 · 0001193125-25-262555 · Items 2.02,9.01

  26. 10-Q · Quarterly report

    Report date 2025-06-27 · 0000851310-25-000076

  27. 8-K · Current report

    Report date 2025-07-28 · 0000851310-25-000067 · Items 2.02,9.01

  28. 8-K · Current report

    Report date 2025-06-12 · 0000851310-25-000057 · Items 5.07

  29. 10-Q · Quarterly report

    Report date 2025-03-28 · 0000851310-25-000041

  30. DEF 14A · Proxy statement

    Report date 2025-06-12 · 0001140361-25-016640

  31. 8-K · Current report

    Report date 2025-04-28 · 0000851310-25-000034 · Items 2.02,9.01

  32. 8-K · Current report

    Report date 2025-02-20 · 0000851310-25-000026 · Items 5.02

  33. 10-K · Annual report

    Report date 2024-12-31 · 0000851310-25-000021

  34. 8-K · Current report

    Report date 2025-02-10 · 0000851310-25-000011 · Items 2.02

  35. 8-K · Current report

    Report date 2024-12-23 · 0000851310-24-000103 · Items 1.01,2.03,9.01

  36. 8-K · Current report

    Report date 2024-12-20 · 0000851310-24-000101 · Items 5.01

  37. SC 13G · Ownership disclosure

    0000914208-24-000497

  38. SC 13G/A · Ownership disclosure

    0000902219-24-000370

  39. SC 13G/A · Ownership disclosure

    0001104659-24-115141

  40. 10-Q · Quarterly report

    Report date 2024-09-27 · 0000851310-24-000094

Reported insider transactions

Download transactions CSV

SEC insider transactions · retrieved 2026-10-15 · 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: 0 transaction rows0SGrant / award: 2 transaction rows2AExercise / conversion: 18 transaction rows18MTax / exercise payment: 5 transaction rows5FGift: 0 transaction rows0G
P · PurchaseS · SaleA · Grant / awardM · Exercise / conversionF · Tax / exercise paymentG · Gift

25 matching transaction rows.

Transaction / filedReporting ownerTypeSecuritySharesReported price
2026-09-11
2026-09-15
Jankovic WalterM · Exercise / conversion
Acquired
Common Stock1457.00.0
2026-09-11
2026-09-15
Jankovic WalterF · Tax / exercise payment
Disposed
Common Stock732.012.0
2026-09-11
2026-09-15
Jankovic WalterM · Exercise / conversion
Disposed
Restricted Stock Units
Derivative security
1457.00.0
2026-09-11
2026-09-15
Ben-Natan NimrodM · Exercise / conversion
Acquired
Common Stock20032.00.0
2026-09-11
2026-09-15
Ben-Natan NimrodM · Exercise / conversion
Disposed
Restricted Stock Units
Derivative security
20032.00.0
2026-08-15
2026-08-18
Ben-Natan NimrodM · Exercise / conversion
Acquired
Common Stock26196.00.0
2026-08-15
2026-08-18
Ben-Natan NimrodM · Exercise / conversion
Disposed
Restricted Stock Units
Derivative security
6726.00.0
2026-08-15
2026-08-18
Ben-Natan NimrodM · Exercise / conversion
Disposed
Restricted Stock Units
Derivative security
19470.00.0
2026-08-15
2026-08-18
Jankovic WalterF · Tax / exercise payment
Disposed
Common Stock9930.013.92
2026-08-15
2026-08-18
Jankovic WalterM · Exercise / conversion
Acquired
Common Stock19784.00.0
2026-08-15
2026-08-18
Jankovic WalterM · Exercise / conversion
Disposed
Restricted Stock Units
Derivative security
3217.00.0
2026-08-15
2026-08-18
Jankovic WalterM · Exercise / conversion
Disposed
Restricted Stock Units
Derivative security
8496.00.0
2026-08-15
2026-08-18
Jankovic WalterM · Exercise / conversion
Disposed
Restricted Stock Units
Derivative security
8071.00.0
2026-08-15
2026-08-18
Chu Timothy CM · Exercise / conversion
Acquired
Common Stock9876.00.0
2026-08-15
2026-08-18
Chu Timothy CF · Tax / exercise payment
Disposed
Common Stock3475.013.92
2026-08-15
2026-08-18
Chu Timothy CM · Exercise / conversion
Disposed
Restricted Stock Units
Derivative security
3823.00.0
2026-08-15
2026-08-18
Chu Timothy CM · Exercise / conversion
Disposed
Restricted Stock Units
Derivative security
6053.00.0
2026-08-15
2026-08-18
Glahn Ronald JM · Exercise / conversion
Acquired
Common Stock4038.00.0
2026-08-15
2026-08-18
Glahn Ronald JF · Tax / exercise payment
Disposed
Common Stock1111.013.92
2026-08-15
2026-08-18
Glahn Ronald JM · Exercise / conversion
Disposed
Restricted Stock Units
Derivative security
4038.00.0
2026-08-10
2026-08-12
Chu Timothy CA · Grant / award
Acquired
Restricted Stock Units
Derivative security
10307.00.0
2026-08-10
2026-08-12
Jankovic WalterA · Grant / award
Acquired
Restricted Stock Units
Derivative security
20614.00.0
2026-07-15
2026-07-17
Glahn Ronald JM · Exercise / conversion
Acquired
Common Stock3750.00.0
2026-07-15
2026-07-17
Glahn Ronald JF · Tax / exercise payment
Disposed
Common Stock1031.012.99
2026-07-15
2026-07-17
Glahn Ronald JM · Exercise / conversion
Disposed
Restricted Stock Units
Derivative security
3750.00.0

Identity & relationships

Wikidata structured data · retrieved 2026-10-15 · 1663 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 · 0000851310HARMONIC INC.

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

No verified LEI join available.

GLEIF legal entity reference data · retrieved 2026-10-15 · 1199 checked identities; 0 unavailable records

Search names and former names
  • HARMONIC INC · former SEC name · 1999-11-15 to 2025-08-04
  • HARMONIC LIGHTWAVES INC · former SEC name · 1996-02-13 to 1999-02-16

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
2024-12-31$488.20M$524.37M
2023-12-31$388.48M$429.56M
2022-12-31$624.96M$719.41M
2021-12-31$507.15M$630.51M
2020-12-31$378.83M$493.19M
2019-12-31$402.87M$530.93M
2018-12-31$403.56M$541.48M
2017-12-31$358.25M$492.43M

Bureau of Labor Statistics · retrieved 2026-10-20 · 9 selected series; gaps remain missing

Explore the CPI history ↗