A business in context

CGEM research notebook

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

Research JSON

Filing timeline

Download filings CSV

SEC submissions · retrieved 2026-10-22 · 8029 issuers; up to 32 recent company reports and 8 ownership-change filings per issuer

  1. 8-K · Current report

    Report date 2026-10-01 · 0001193125-26-411011 · Items 7.01,8.01,9.01

  2. 8-K · Current report

    Report date 2026-09-24 · 0001193125-26-400144 · Items 7.01,8.01,9.01

  3. 8-K · Current report

    Report date 2026-09-13 · 0001193125-26-389844 · Items 7.01,8.01,9.01

  4. 4 · Ownership change

    Report date 2026-09-08 · 0001193125-26-387381

  5. 4 · Ownership change

    Report date 2026-08-13 · 0001193125-26-352523

  6. 8-K · Current report

    Report date 2026-08-12 · 0001193125-26-347400 · Items 7.01,8.01,9.01

  7. 10-Q · Quarterly report

    Report date 2026-06-30 · 0001193125-26-336717

  8. 8-K · Current report

    Report date 2026-08-06 · 0001193125-26-336700 · Items 2.02,9.01

  9. 4 · Ownership change

    Report date 2026-07-06 · 0001193125-26-297605

  10. 4 · Ownership change

    Report date 2026-06-30 · 0001193125-26-294869

  11. 4 · Ownership change

    Report date 2026-06-30 · 0001193125-26-294863

  12. 4 · Ownership change

    Report date 2026-06-16 · 0001193125-26-276060

  13. 4 · Ownership change

    Report date 2026-06-16 · 0001193125-26-276059

  14. 4 · Ownership change

    Report date 2026-06-16 · 0001193125-26-276057

  15. 8-K · Current report

    Report date 2026-06-16 · 0001193125-26-272890 · Items 5.07

  16. 8-K · Current report

    Report date 2026-06-10 · 0001193125-26-264916 · Items 7.01,8.01,9.01

  17. 8-K · Current report

    Report date 2026-06-06 · 0001193125-26-260640 · Items 7.01,8.01,9.01

  18. 8-K · Current report

    Report date 2026-05-18 · 0001193125-26-229173 · Items 7.01,8.01,9.01

  19. 10-Q · Quarterly report

    Report date 2026-03-31 · 0001193125-26-210304

  20. 8-K · Current report

    Report date 2026-05-07 · 0001193125-26-210290 · Items 2.02,9.01

  21. DEF 14A · Proxy statement

    Report date 2026-04-27 · 0001193125-26-183465

  22. 10-K · Annual report

    Report date 2025-12-31 · 0001193125-26-099362

  23. 8-K · Current report

    Report date 2026-03-10 · 0001193125-26-099355 · Items 2.02,9.01

  24. 8-K · Current report

    Report date 2026-01-08 · 0001193125-26-006998 · Items 2.02,7.01,8.01,9.01

  25. 8-K · Current report

    Report date 2025-12-08 · 0001193125-25-310764 · Items 7.01,8.01,9.01

  26. 8-K · Current report

    Report date 2025-11-18 · 0001193125-25-291448 · Items 1.02

  27. 10-Q · Quarterly report

    Report date 2025-09-30 · 0001193125-25-268066

  28. 8-K · Current report

    Report date 2025-11-06 · 0001193125-25-268041 · Items 2.02,8.01,9.01

  29. 8-K · Current report

    Report date 2025-11-03 · 0001193125-25-261799 · Items 7.01,8.01,9.01

  30. 8-K · Current report

    Report date 2025-09-04 · 0000950170-25-112949 · Items 7.01,8.01,9.01

  31. 10-Q · Quarterly report

    Report date 2025-06-30 · 0000950170-25-104551

  32. 8-K · Current report

    Report date 2025-08-07 · 0000950170-25-104547 · Items 2.02,5.02,9.01

  33. 8-K · Current report

    Report date 2025-06-12 · 0000950170-25-085425 · Items 5.07

  34. 8-K · Current report

    Report date 2025-06-04 · 0000950170-25-081601 · Items 1.01,7.01,9.01

  35. 10-Q · Quarterly report

    Report date 2025-03-31 · 0000950170-25-066384

  36. 8-K · Current report

    Report date 2025-05-08 · 0000950170-25-066382 · Items 2.02,9.01

  37. DEF 14A · Proxy statement

    Report date 2025-04-24 · 0000950170-25-058316

  38. 10-K · Annual report

    Report date 2024-12-31 · 0000950170-25-028346

  39. 8-K · Current report

    Report date 2025-02-27 · 0000950170-25-028343 · Items 2.02,9.01

  40. 8-K · Current report

    Report date 2025-01-28 · 0000950170-25-010199 · Items 7.01,8.01,9.01

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: 3 transaction rows3SGrant / award: 2 transaction rows2AExercise / conversion: 6 transaction rows6MTax / exercise payment: 0 transaction rows0FGift: 0 transaction rows0G
P · PurchaseS · SaleA · Grant / awardM · Exercise / conversionF · Tax / exercise paymentG · Gift

11 matching transaction rows.

Transaction / filedReporting ownerTypeSecuritySharesReported price
2026-09-08
2026-09-10
Michaelson JenniferS · Sale
Disposed
Common Stock8000.021.57
2026-09-08
2026-09-10
Michaelson JenniferM · Exercise / conversion
Acquired
Common Stock4000.04.3
2026-09-08
2026-09-10
Michaelson JenniferM · Exercise / conversion
Disposed
Stock Option (Right to Buy)
Derivative security
4000.00.0
2026-08-13
2026-08-14
Michaelson JenniferM · Exercise / conversion
Acquired
Common Stock30000.04.3
2026-08-13
2026-08-14
Michaelson JenniferS · Sale
Disposed
Common Stock30000.020.26
2026-08-13
2026-08-14
Michaelson JenniferM · Exercise / conversion
Disposed
Stock Option (Right to Buy)
Derivative security
30000.00.0
2026-07-06
2026-07-07
Michaelson JenniferS · Sale
Disposed
Common Stock8000.017.82
2026-07-06
2026-07-07
Michaelson JenniferM · Exercise / conversion
Acquired
Common Stock4000.04.3
2026-07-06
2026-07-07
Michaelson JenniferM · Exercise / conversion
Disposed
Stock Option (Right to Buy)
Derivative security
4000.00.0
2026-06-30
2026-07-02
SUMER JACQUELYN LA · Grant / award
Acquired
Common Stock2470.08.6
2026-06-30
2026-07-02
Fenton Mary KayA · Grant / award
Acquired
Common Stock1541.08.6

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 · 0001789972Cullinan Therapeutics, 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
  • Cullinan Oncology, Inc. · former SEC name · 2021-02-26 to 2024-04-02
  • Cullinan Management, Inc. · former SEC name · 2020-12-01 to 2021-02-22
  • Cullinan Oncology, LLC · former SEC name · 2020-11-02 to 2021-01-06

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
2022-12-31$0$0
2021-12-31$18.94M$23.55M
2020-12-31$0$0

Bureau of Labor Statistics · retrieved 2026-10-22 · 9 selected series; gaps remain missing

Explore the CPI history ↗