A business in context

CSTM research notebook

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

Research JSON

Filing timeline

Download filings CSV

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

  1. 4 · Ownership change

    Report date 2026-08-03 · 0001563411-26-000194

  2. 10-Q · Quarterly report

    Report date 2026-06-30 · 0001563411-26-000192

  3. 8-K · Current report

    Report date 2026-07-29 · 0001563411-26-000190 · Items 2.02,9.01

  4. 4 · Ownership change

    Report date 2026-07-10 · 0001563411-26-000184

  5. 4 · Ownership change

    Report date 2026-06-04 · 0001563411-26-000180

  6. 4 · Ownership change

    Report date 2026-05-28 · 0001563411-26-000178

  7. 8-K · Current report

    Report date 2026-05-21 · 0001563411-26-000174 · Items 5.07,9.01

  8. 4 · Ownership change

    Report date 2026-05-14 · 0002127389-26-000002

  9. 4 · Ownership change

    Report date 2026-05-14 · 0001723486-26-000002

  10. 4 · Ownership change

    Report date 2026-05-12 · 0001563411-26-000171

  11. 4 · Ownership change

    Report date 2026-05-11 · 0001563411-26-000169

  12. 10-Q · Quarterly report

    Report date 2026-03-31 · 0001563411-26-000155

  13. 8-K · Current report

    Report date 2026-04-29 · 0001563411-26-000153 · Items 2.02,9.01

  14. DEF 14A · Proxy statement

    Report date 2025-12-31 · 0001563411-26-000142

  15. 8-K · Current report

    Report date 2026-03-12 · 0001563411-26-000092 · Items 8.01,9.01

  16. 10-K · Annual report

    Report date 2025-12-31 · 0001563411-26-000057

  17. 8-K · Current report

    Report date 2026-02-18 · 0001563411-26-000047 · Items 2.02

  18. 10-Q · Quarterly report

    Report date 2025-09-30 · 0001563411-25-000028

  19. 8-K · Current report

    Report date 2025-10-29 · 0001563411-25-000026 · Items 2.02,9.01

  20. 8-K · Current report

    Report date 2025-10-29 · 0001140361-25-039646 · Items 5.02,7.01,9.01

  21. 10-Q · Quarterly report

    Report date 2025-06-30 · 0001563411-25-000019

  22. 8-K · Current report

    Report date 2025-07-29 · 0001140361-25-027668 · Items 2.02,9.01

  23. 8-K · Current report

    Report date 2025-05-15 · 0001140361-25-020147 · Items 5.07

  24. 10-Q · Quarterly report

    Report date 2025-03-31 · 0001563411-25-000011

  25. 8-K · Current report

    Report date 2025-04-30 · 0001140361-25-016525 · Items 2.02,9.01

  26. 8-K · Current report

    Report date 2025-04-15 · 0001140361-25-013871 · Items 8.01,9.01

  27. 10-K/A · Annual report

    Report date 2024-12-31 · 0001140361-25-013865

  28. 10-K · Annual report

    Report date 2024-12-31 · 0001563411-25-000005

  29. 8-K · Current report

    Report date 2025-02-20 · 0001140361-25-005186 · Items 2.02,9.01

  30. 8-K · Current report

    Report date 2025-01-15 · 0001140361-25-001112 · Items 8.01,9.01

  31. SC 13G/A · Ownership disclosure

    0001897612-24-001940

  32. SC 13G/A · Ownership disclosure

    0001274173-24-000088

  33. SC 13G · Ownership disclosure

    0002012383-24-003661

  34. 6-K · Current report

    Report date 2024-10-23 · 0001193125-24-241869

  35. SC 13G · Ownership disclosure

    0002012383-24-001295

  36. 6-K · Current report

    Report date 2024-08-27 · 0001193125-24-207845

  37. 6-K · Current report

    Report date 2024-07-25 · 0001193125-24-184839

  38. 6-K · Current report

    Report date 2024-07-24 · 0001193125-24-183258

  39. 6-K · Current report

    Report date 2024-06-30 · 0001563411-24-000012

  40. 6-K · Current report

    Report date 2024-07-23 · 0001193125-24-182868

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: 1 transaction rows1PSale: 0 transaction rows0SGrant / award: 0 transaction rows0AExercise / conversion: 0 transaction rows0MTax / exercise payment: 1 transaction rows1FGift: 0 transaction rows0G
P · PurchaseS · SaleA · Grant / awardM · Exercise / conversionF · Tax / exercise paymentG · Gift

2 matching transaction rows.

Transaction / filedReporting ownerTypeSecuritySharesReported price
2026-08-03
2026-08-03
Deslarzes Jean-ChristopheP · Purchase
Acquired
Ordinary shares1490.027.24
2026-07-10
2026-07-13
Joerg IngridF · Tax / exercise payment
Disposed
Ordinary shares2984.029.28

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 · 0001563411CONSTELLIUM SE

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
  • Constellium N.V. · former SEC name · 2012-12-31 to 2019-06-28
  • Constellium Holdco B.V. · former SEC name · 2012-12-03 to 2013-05-17

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$7.33B$7.88B
2023-12-31$7.83B$8.65B
2022-12-31$8.53B$9.82B

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

Explore the CPI history ↗