A business in context

DWSN 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. 10-Q · Quarterly report

    Report date 2026-06-30 · 0001104659-26-097202

  2. 8-K · Current report

    Report date 2026-08-13 · 0001104659-26-096033 · Items 2.02,9.01

  3. 4 · Ownership change

    Report date 2026-06-30 · 0001104659-26-079857

  4. 10-Q · Quarterly report

    Report date 2026-03-31 · 0001104659-26-062455

  5. 8-K · Current report

    Report date 2026-05-14 · 0001104659-26-061182 · Items 2.02,9.01

  6. 10-K/A · Annual report

    Report date 2025-12-31 · 0001104659-26-053054

  7. 10-K · Annual report

    Report date 2025-12-31 · 0001104659-26-037886

  8. 8-K · Current report

    Report date 2026-03-30 · 0001104659-26-037073 · Items 2.02,9.01

  9. 4 · Ownership change

    Report date 2025-12-31 · 0001315863-26-000007

  10. 10-Q · Quarterly report

    Report date 2025-09-30 · 0001104659-25-111340

  11. 8-K · Current report

    Report date 2025-11-12 · 0001104659-25-110404 · Items 2.02,9.01

  12. 8-K · Current report

    Report date 2025-10-31 · 0001104659-25-107773 · Items 1.01,2.03,9.01

  13. 4 · Ownership change

    Report date 2025-10-27 · 0001104659-25-103150

  14. 4 · Ownership change

    Report date 2025-10-27 · 0001104659-25-103148

  15. 4 · Ownership change

    Report date 2025-09-09 · 0001104659-25-088660

  16. 4 · Ownership change

    Report date 2025-08-20 · 0001104659-25-081405

  17. 4 · Ownership change

    Report date 2025-08-15 · 0001104659-25-079881

  18. 4 · Ownership change

    Report date 2025-08-15 · 0001104659-25-079879

  19. 10-Q · Quarterly report

    Report date 2025-06-30 · 0001558370-25-011393

  20. 8-K · Current report

    Report date 2025-08-12 · 0001558370-25-011231 · Items 2.02,9.01

  21. 8-K · Current report

    Report date 2025-08-08 · 0001558370-25-010985 · Items 1.01,2.01,2.03,7.01,9.01

  22. 8-K · Current report

    Report date 2025-06-17 · 0001558370-25-008775 · Items 5.07

  23. 10-Q · Quarterly report

    Report date 2025-03-31 · 0001558370-25-007774

  24. 8-K · Current report

    Report date 2025-05-13 · 0001558370-25-007577 · Items 2.02,9.01

  25. DEF 14A · Proxy statement

    Report date 2025-06-17 · 0001558370-25-006017

  26. 10-K · Annual report

    Report date 2024-12-31 · 0001558370-25-004330

  27. 8-K · Current report

    Report date 2025-03-28 · 0001558370-25-004024 · Items 2.02,9.01

  28. 10-Q · Quarterly report

    Report date 2024-09-30 · 0001558370-24-015542

  29. 8-K · Current report

    Report date 2024-11-12 · 0001558370-24-015353 · Items 2.02,9.01

  30. 10-Q · Quarterly report

    Report date 2024-06-30 · 0001558370-24-012071

  31. 8-K · Current report

    Report date 2024-08-12 · 0001558370-24-011907 · Items 2.02,9.01

  32. 8-K · Current report

    Report date 2024-06-18 · 0001558370-24-009449 · Items 5.07

  33. 10-Q · Quarterly report

    Report date 2024-03-31 · 0001558370-24-008146

  34. 8-K · Current report

    Report date 2024-05-13 · 0001558370-24-007972 · Items 2.02,9.01

  35. DEF 14A · Proxy statement

    Report date 2024-06-18 · 0001558370-24-006113

  36. 10-K · Annual report

    Report date 2023-12-31 · 0001558370-24-004547

  37. 8-K · Current report

    Report date 2024-03-28 · 0001558370-24-004432 · Items 2.02,7.01,9.01

  38. 8-K · Current report

    Report date 2023-12-14 · 0001104659-23-127729 · Items 5.02,9.01

  39. 8-K · Current report

    Report date 2023-11-30 · 0001104659-23-122834 · Items 5.03,5.07,9.01

  40. 8-K · Current report

    Report date 2023-11-27 · 0001104659-23-122824 · Items 5.02,9.01

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: 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 · 0000799165DAWSON GEOPHYSICAL CO

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
  • TGC INDUSTRIES INC · former SEC name · 1995-11-13 to 2015-02-11

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
2024-12-31$74.15M$78.93M
2023-12-31$96.85M$106.13M
2022-12-31$51.63M$58.90M
2021-12-31$24.70M$30.43M
2020-12-31$86.10M$111.09M
2019-12-31$145.77M$190.38M

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

Explore the CPI history ↗