A business in context

NMFC research notebook

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

Research JSON

Filing timeline

Download filings CSV

SEC submissions · retrieved 2026-09-08 · 8005 issuers; up to 32 recent company reports and 8 ownership-change filings per issuer

  1. 10-Q · Quarterly report

    Report date 2026-06-30 · 0001496099-26-000029

  2. 8-K · Current report

    Report date 2026-08-03 · 0001496099-26-000027 · Items 2.02,7.01,9.01

  3. 8-K · Current report

    Report date 2026-06-18 · 0001580642-26-003851 · Items 2.03,8.01

  4. 4 · Ownership change

    Report date 2026-06-15 · 0001580642-26-003787

  5. 8-K · Current report

    Report date 2026-06-05 · 0001580642-26-003617 · Items 8.01

  6. 8-K · Current report

    Report date 2026-05-12 · 0001580642-26-003214 · Items 5.07,9.01

  7. 10-Q · Quarterly report

    Report date 2026-03-31 · 0001496099-26-000016

  8. 8-K · Current report

    Report date 2026-05-04 · 0001496099-26-000014 · Items 2.02,5.02,7.01,9.01

  9. DEF 14A · Proxy statement

    Report date 2026-05-12 · 0001140361-26-011780

  10. 8-K · Current report

    Report date 2026-03-19 · 0001580642-26-001977 · Items 5.02

  11. 4 · Ownership change

    Report date 2026-03-17 · 0001580642-26-001895

  12. 8-K · Current report

    Report date 2026-03-10 · 0001580642-26-001812 · Items 1.01,2.01,2.03,9.01

  13. 4 · Ownership change

    Report date 2026-03-10 · 0001580642-26-001781

  14. 4 · Ownership change

    Report date 2026-03-05 · 0001580642-26-001605

  15. 4 · Ownership change

    Report date 2026-03-03 · 0001580642-26-001523

  16. 4 · Ownership change

    Report date 2026-03-03 · 0001580642-26-001438

  17. 4 · Ownership change

    Report date 2026-02-27 · 0001580642-26-001367

  18. 4 · Ownership change

    Report date 2026-02-27 · 0001580642-26-001365

  19. 10-K · Annual report

    Report date 2025-12-31 · 0001496099-26-000008

  20. 8-K · Current report

    Report date 2026-02-24 · 0001496099-26-000007 · Items 2.02,7.01,9.01

  21. 8-K · Current report

    Report date 2026-01-15 · 0001580642-26-000287 · Items 5.02,9.01

  22. 10-Q · Quarterly report

    Report date 2025-09-30 · 0001496099-25-000035

  23. 8-K · Current report

    Report date 2025-11-03 · 0001496099-25-000034 · Items 2.02,7.01,9.01

  24. 8-K · Current report

    Report date 2025-10-23 · 0001580642-25-006814 · Items 1.01,2.03,8.01,9.01

  25. 10-Q · Quarterly report

    Report date 2025-06-30 · 0001496099-25-000027

  26. 8-K · Current report

    Report date 2025-08-04 · 0001496099-25-000025 · Items 2.02,7.01,9.01

  27. 8-K · Current report

    Report date 2025-05-16 · 0001580642-25-003198 · Items 5.07,9.01

  28. 10-Q · Quarterly report

    Report date 2025-03-31 · 0001496099-25-000018

  29. 8-K · Current report

    Report date 2025-05-05 · 0001496099-25-000017 · Items 2.02,7.01,9.01

  30. DEF 14A · Proxy statement

    Report date 2025-05-16 · 0001140361-25-012061

  31. 8-K · Current report

    Report date 2025-03-28 · 0001580642-25-002089 · Items 1.01,2.03,9.01

  32. 10-K · Annual report

    Report date 2024-12-31 · 0001496099-25-000010

  33. 8-K · Current report

    Report date 2025-02-26 · 0001496099-25-000008 · Items 2.02,7.01,9.01

  34. 8-K · Current report

    Report date 2025-01-29 · 0001580642-25-000763 · Items 1.01,9.01

  35. SC 13D/A · Ownership disclosure

    0001104659-24-123179

  36. SC 13G/A · Ownership disclosure

    0001104659-24-118386

  37. SC 13G/A · Ownership disclosure

    0001104659-24-118384

  38. 10-Q · Quarterly report

    Report date 2024-09-30 · 0001496099-24-000040

  39. 8-K · Current report

    Report date 2024-10-30 · 0001496099-24-000038 · Items 2.02,7.01,9.01

  40. 8-K · Current report

    Report date 2024-10-23 · 0001104659-24-111874 · Items 8.01,9.01

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: 1 transaction rows1SGrant / 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

1 matching transaction rows.

Transaction / filedReporting ownerTypeSecuritySharesReported price
2026-06-15
2026-06-16
Malfettone John PS · Sale
Disposed
Common Stock77500.07.89

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 · 0001496099New Mountain Finance 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 2026-09-07 · 1177 checked identities; 0 unavailable records

Search names and former names
  • New Mountain Guardian Corp · former SEC name · 2010-07-22 to 2011-02-18

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.

No USD annual revenue periods with complete CPI coverage are available. Non-USD statements are not converted with U.S. CPI.

Bureau of Labor Statistics · retrieved 2026-09-08 · 9 selected series; gaps remain missing

Explore the CPI history ↗