A business in context

CSBR research notebook

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

Research JSON

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. DEF 14A · Proxy statement

    Report date 2026-08-27 · 0001628280-26-059373

  2. 10-K · Annual report

    Report date 2026-04-30 · 0001628280-26-049834

  3. 8-K · Current report

    Report date 2026-07-27 · 0001628280-26-049822 · Items 2.02,9.01

  4. 8-K · Current report

    Report date 2026-03-24 · 0001628280-26-021941 · Items 5.02,9.01

  5. 10-Q · Quarterly report

    Report date 2026-01-31 · 0001628280-26-017345

  6. 8-K · Current report

    Report date 2026-03-12 · 0001628280-26-017259 · Items 2.02,9.01

  7. 4 · Ownership change

    Report date 2025-07-16 · 0001628280-26-004381

  8. 4 · Ownership change

    Report date 2021-11-05 · 0001628280-26-004342

  9. 10-Q · Quarterly report

    Report date 2025-10-31 · 0001628280-25-057082

  10. 8-K · Current report

    Report date 2025-12-15 · 0001628280-25-057020 · Items 2.02,9.01

  11. 4 · Ownership change

    Report date 2025-11-05 · 0001628280-25-050522

  12. 4 · Ownership change

    Report date 2025-11-05 · 0001628280-25-050514

  13. 4 · Ownership change

    Report date 2025-11-05 · 0001628280-25-050491

  14. 4 · Ownership change

    Report date 2025-11-05 · 0001628280-25-050481

  15. 4 · Ownership change

    Report date 2025-11-05 · 0001628280-25-050467

  16. 4 · Ownership change

    Report date 2025-10-30 · 0001628280-25-049954

  17. 8-K · Current report

    Report date 2025-10-16 · 0001628280-25-045241 · Items 5.07

  18. 10-Q · Quarterly report

    Report date 2025-07-31 · 0000771856-25-000023

  19. 8-K · Current report

    Report date 2025-09-15 · 0000771856-25-000022 · Items 2.02,9.01

  20. DEF 14A · Proxy statement

    Report date 2025-08-22 · 0000771856-25-000009

  21. 10-K · Annual report

    Report date 2025-04-30 · 0001628280-25-035765

  22. 8-K · Current report

    Report date 2025-07-23 · 0001628280-25-035727 · Items 2.02,9.01

  23. 8-K · Current report

    Report date 2025-07-21 · 0001628280-25-035424 · Items 9.01

  24. 10-Q · Quarterly report

    Report date 2025-01-31 · 0001628280-25-012941

  25. 8-K · Current report

    Report date 2025-03-11 · 0001628280-25-012022 · Items 2.02,9.01

  26. 10-Q · Quarterly report

    Report date 2024-10-31 · 0001628280-24-051389

  27. 8-K · Current report

    Report date 2024-12-11 · 0001628280-24-050789 · Items 2.02,9.01

  28. SC 13G/A · Ownership disclosure

    0001398344-24-020764

  29. 8-K · Current report

    Report date 2024-10-14 · 0001628280-24-042780 · Items 5.07

  30. 8-K · Current report

    Report date 2024-10-03 · 0001628280-24-042039 · Items 5.02

  31. 10-Q · Quarterly report

    Report date 2024-07-31 · 0001628280-24-040312

  32. 8-K · Current report

    Report date 2024-09-11 · 0001628280-24-040137 · Items 2.02,9.01

  33. DEF 14A · Proxy statement

    Report date 2024-08-27 · 0001628280-24-038540

  34. 10-K · Annual report

    Report date 2024-04-30 · 0001628280-24-032321

  35. 8-K · Current report

    Report date 2024-07-18 · 0001628280-24-032227 · Items 2.02,9.01

  36. SC 13D/A · Ownership disclosure

    0001072613-24-000427

  37. 10-Q · Quarterly report

    Report date 2024-01-31 · 0001628280-24-011279

  38. 8-K · Current report

    Report date 2024-03-12 · 0001628280-24-010569 · Items 2.02,9.01

  39. SC 13G · Ownership disclosure

    0000919574-24-000868

  40. 10-Q · Quarterly report

    Report date 2023-10-31 · 0001628280-23-041457

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: 0 transaction rows0SGrant / 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

0 matching transaction rows.

No matching transaction rows in the covered quarter. This does not establish that no insider transactions occurred.

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 · 0000771856CHAMPIONS ONCOLOGY, 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 2026-09-07 · 1177 checked identities; 0 unavailable records

Search names and former names

View Wikidata identity and references ↗

  • Champions Oncology · alias · wikidata
  • CHAMPIONS BIOTECHNOLOGY, INC. · former SEC name · 2007-03-19 to 2011-03-30
  • CHAMPIONS SPORTS INC · former SEC name · 1995-09-13 to 2007-02-16
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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
2025-04-30$56.94M$60.10M
2024-04-30$50.16M$54.38M
2023-04-30$53.87M$60.38M
2022-04-30$49.11M$58.99M
2021-04-30$41.04M$52.53M
2020-04-30$32.12M$41.73M
2019-04-30$27.07M$35.79M
2018-04-30$20.24M$27.37M

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

Explore the CPI history ↗