A business in context

MNTK 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 2026-08-06 · 0001193125-26-336927 · Items 2.02,9.01

  2. 10-Q · Quarterly report

    Report date 2026-06-30 · 0001193125-26-335335

  3. 8-K · Current report

    Report date 2026-08-05 · 0001193125-26-335293 · Items 2.02,9.01

  4. 8-K · Current report

    Report date 2026-05-26 · 0001193125-26-243221 · Items 5.07

  5. 4 · Ownership change

    Report date 2026-05-20 · 0000950103-26-007661

  6. 4 · Ownership change

    Report date 2026-05-20 · 0000950103-26-007659

  7. 4 · Ownership change

    Report date 2026-05-20 · 0000950103-26-007658

  8. 4 · Ownership change

    Report date 2026-05-20 · 0000950103-26-007657

  9. 4 · Ownership change

    Report date 2026-05-11 · 0000950103-26-007157

  10. 10-Q · Quarterly report

    Report date 2026-03-31 · 0001193125-26-209250

  11. 8-K · Current report

    Report date 2026-05-06 · 0001193125-26-209194 · Items 2.02,9.01

  12. DEF 14A · Proxy statement

    Report date 2026-05-26 · 0001193125-26-150358

  13. 8-K · Current report

    Report date 2026-03-12 · 0001193125-26-103173 · Items 2.02,9.01

  14. 10-K · Annual report

    Report date 2025-12-31 · 0001193125-26-102364

  15. 8-K · Current report

    Report date 2026-03-11 · 0001193125-26-102342 · Items 2.02,9.01

  16. 8-K · Current report

    Report date 2025-12-31 · 0001193125-26-006546 · Items 1.01,9.01

  17. 4 · Ownership change

    Report date 2025-11-24 · 0001193125-25-300816

  18. 10-Q · Quarterly report

    Report date 2025-09-30 · 0001193125-25-267126

  19. 8-K · Current report

    Report date 2025-11-05 · 0001193125-25-267090 · Items 2.02,9.01

  20. 8-K · Current report

    Report date 2025-08-07 · 0001193125-25-174981 · Items 2.02,9.01

  21. 10-Q · Quarterly report

    Report date 2025-06-30 · 0000950170-25-104181

  22. 8-K · Current report

    Report date 2025-08-06 · 0000950170-25-104161 · Items 2.02,9.01

  23. 8-K · Current report

    Report date 2025-05-22 · 0001193125-25-127599 · Items 5.07

  24. 10-Q · Quarterly report

    Report date 2025-03-31 · 0000950170-25-067125

  25. 8-K · Current report

    Report date 2025-05-08 · 0000950170-25-067105 · Items 2.02,9.01

  26. 8-K · Current report

    Report date 2025-04-10 · 0001193125-25-081561 · Items 8.01

  27. DEF 14A · Proxy statement

    Report date 2025-05-22 · 0001193125-25-075688

  28. 8-K · Current report

    Report date 2025-03-17 · 0001193125-25-055277 · Items 2.02,9.01

  29. 10-K · Annual report

    Report date 2024-12-31 · 0000950170-25-039495

  30. 8-K · Current report

    Report date 2025-03-13 · 0000950170-25-038341 · Items 2.02,9.01

  31. 8-K · Current report

    Report date 2025-03-05 · 0001193125-25-049911 · Items 1.01,2.03,9.01

  32. 8-K · Current report

    Report date 2025-02-14 · 0001193125-25-027318 · Items 5.02

  33. 4 · Ownership change

    Report date 2024-11-24 · 0000950170-24-131181

  34. 10-Q · Quarterly report

    Report date 2024-09-30 · 0000950170-24-125582

  35. 8-K · Current report

    Report date 2024-11-12 · 0000950170-24-125542 · Items 2.02,9.01

  36. 8-K · Current report

    Report date 2024-08-12 · 0001193125-24-198328 · Items 2.02,9.01

  37. 10-Q · Quarterly report

    Report date 2024-06-30 · 0000950170-24-094128

  38. 8-K · Current report

    Report date 2024-08-08 · 0000950170-24-094106 · Items 2.02,9.01

  39. 8-K · Current report

    Report date 2024-06-05 · 0001193125-24-157549 · Items 5.07

  40. 4 · Ownership change

    Report date 2023-11-24 · 0000899243-23-020496

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: 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 2026-10-15 · 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 · 0001826600Montauk Renewables, 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

    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$175.74M$188.76M
    2023-12-31$174.90M$193.40M
    2022-12-31$213.39M$245.64M
    2021-12-31$148.13M$184.16M
    2020-12-31$100.22M$130.47M
    2019-12-31$104.02M$137.08M

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

    Explore the CPI history ↗