A business in context

CTSO 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. 8-K · Current report

    Report date 2026-09-22 · 0001104659-26-109814 · Items 7.01,8.01,9.01

  2. 4 · Ownership change

    Report date 2026-09-15 · 0001104659-26-108326

  3. 4 · Ownership change

    Report date 2026-09-14 · 0001104659-26-108247

  4. 4 · Ownership change

    Report date 2026-09-15 · 0001104659-26-108246

  5. 4 · Ownership change

    Report date 2026-09-04 · 0001104659-26-106308

  6. 8-K · Current report

    Report date 2026-09-08 · 0001104659-26-105901 · Items 5.03,9.01

  7. 8-K · Current report

    Report date 2026-08-13 · 0001104659-26-097092 · Items 5.07

  8. 8-K · Current report

    Report date 2026-08-06 · 0001104659-26-092691 · Items 7.01,9.01

  9. 8-K · Current report

    Report date 2026-08-06 · 0001104659-26-092039 · Items 2.02,9.01

  10. 10-Q · Quarterly report

    Report date 2026-06-30 · 0001104659-26-092006

  11. 8-K · Current report

    Report date 2026-06-29 · 0001104659-26-080741 · Items 3.01

  12. DEF 14A · Proxy statement

    Report date 2026-08-13 · 0001104659-26-077798

  13. 8-K · Current report

    Report date 2026-06-24 · 0001104659-26-077584 · Items 7.01,9.01

  14. 4 · Ownership change

    Report date 2026-06-15 · 0001104659-26-074291

  15. 4 · Ownership change

    Report date 2026-06-12 · 0001104659-26-074164

  16. 10-Q · Quarterly report

    Report date 2026-03-31 · 0001104659-26-060270

  17. 8-K · Current report

    Report date 2026-05-13 · 0000929638-26-001834 · Items 2.02,9.01

  18. 10-K/A · Annual report

    Report date 2025-12-31 · 0001104659-26-043852

  19. 8-K · Current report

    Report date 2026-04-01 · 0001104659-26-038859 · Items 3.01

  20. 10-K · Annual report

    Report date 2025-12-31 · 0001104659-26-036451

  21. 8-K · Current report

    Report date 2026-03-25 · 0000929638-26-001150 · Items 2.02,7.01,9.01

  22. 4 · Ownership change

    Report date 2025-11-18 · 0001104659-25-114706

  23. 10-Q · Quarterly report

    Report date 2025-09-30 · 0001104659-25-111389

  24. 8-K · Current report

    Report date 2025-11-13 · 0000929638-25-004243 · Items 2.02,9.01

  25. 8-K · Current report

    Report date 2025-10-02 · 0001104659-25-096675 · Items 3.01

  26. 8-K · Current report

    Report date 2025-09-16 · 0000929638-25-003494 · Items 7.01,8.01,9.01

  27. 8-K · Current report

    Report date 2025-08-14 · 0001104659-25-080908 · Items 8.01,9.01

  28. 4 · Ownership change

    Report date 2025-08-08 · 0001104659-25-075797

  29. 10-Q · Quarterly report

    Report date 2025-06-30 · 0001410578-25-001612

  30. 8-K · Current report

    Report date 2025-08-07 · 0000929638-25-002927 · Items 2.01,9.01

  31. 8-K · Current report

    Report date 2025-07-31 · 0001104659-25-072805 · Items 8.01,9.01

  32. 8-K · Current report

    Report date 2025-07-02 · 0001104659-25-065280 · Items 8.01,9.01

  33. 8-K · Current report

    Report date 2025-06-24 · 0001104659-25-062097 · Items 8.01,9.01

  34. 8-K · Current report

    Report date 2025-06-12 · 0001104659-25-059466 · Items 5.07

  35. 8-K · Current report

    Report date 2025-06-10 · 0001104659-25-058561 · Items 7.01

  36. 10-Q · Quarterly report

    Report date 2025-03-31 · 0001410578-25-001268

  37. 8-K · Current report

    Report date 2025-05-14 · 0001104659-25-048520 · Items 2.02,9.01

  38. 8-K · Current report

    Report date 2025-04-25 · 0001104659-25-043534 · Items 8.01,9.01

  39. DEF 14A · Proxy statement

    Report date 2025-06-12 · 0001104659-25-038027

  40. 8-K · Current report

    Report date 2025-04-17 · 0001104659-25-036004 · Items 7.01,9.01

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: 7 transaction rows7PSale: 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

7 matching transaction rows.

Transaction / filedReporting ownerTypeSecuritySharesReported price
2026-09-15
2026-09-16
Chan Phillip P.P · Purchase
Acquired
Common Stock3774.06.0
2026-09-15
2026-09-16
Sobel Alan D.P · Purchase
Acquired
Common Stock100.06.01
2026-09-15
2026-09-16
Sobel Alan D.P · Purchase
Acquired
Common Stock1900.06.12
2026-09-15
2026-09-16
Sobel Alan D.P · Purchase
Acquired
Common Stock500.06.05
2026-09-14
2026-09-16
Capponi VincentP · Purchase
Acquired
Common Stock273.05.9
2026-09-14
2026-09-16
Capponi VincentP · Purchase
Acquired
Common Stock1800.06.07
2026-09-04
2026-09-09
Chan Phillip P.P · Purchase
Acquired
Common Stock200000.00.35

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 · 0001175151Cytosorbents Corp

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
  • MedaSorb Technologies CORP · former SEC name · 2006-07-11 to 2010-04-15
  • GILDER ENTERPRISES INC · former SEC name · 2004-03-29 to 2006-07-24

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$35.59M$38.23M
2023-12-31$31.08M$34.37M
2022-12-31$34.69M$39.93M
2021-12-31$43.17M$53.67M
2020-12-31$41.00M$53.38M
2019-12-31$24.95M$32.88M
2018-12-31$22.50M$30.19M
2017-12-31$15.15M$20.83M

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

Explore the CPI history ↗