A business in context

NSC research notebook

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

Research JSON

Filing timeline

Download filings CSV

SEC submissions · retrieved 2026-10-23 · 8022 issuers; up to 32 recent company reports and 8 ownership-change filings per issuer

  1. 10-Q · Quarterly report

    Report date 2026-09-30 · 0001628280-26-066836

  2. 8-K · Current report

    Report date 2026-10-22 · 0001193125-26-428384 · Items 2.02,7.01,9.01

  3. 4 · Ownership change

    Report date 2026-10-08 · 0001225208-26-008361

  4. 4 · Ownership change

    Report date 2026-09-30 · 0001225208-26-008077

  5. 4 · Ownership change

    Report date 2026-09-30 · 0001225208-26-008076

  6. 4 · Ownership change

    Report date 2026-09-13 · 0001225208-26-007815

  7. 4 · Ownership change

    Report date 2026-08-20 · 0001225208-26-007303

  8. 4 · Ownership change

    Report date 2026-08-20 · 0001225208-26-007302

  9. 4 · Ownership change

    Report date 2026-08-20 · 0001225208-26-007301

  10. 4 · Ownership change

    Report date 2026-08-20 · 0001225208-26-007300

  11. 10-Q · Quarterly report

    Report date 2026-06-30 · 0001628280-26-049326

  12. 8-K · Current report

    Report date 2026-07-23 · 0001193125-26-313393 · Items 2.02,7.01,9.01

  13. 8-K · Current report

    Report date 2026-05-31 · 0001193125-26-250020 · Items 5.02,7.01,9.01

  14. 8-K · Current report

    Report date 2026-05-08 · 0001193125-26-214920 · Items 5.07

  15. 10-Q · Quarterly report

    Report date 2026-03-31 · 0001628280-26-027051

  16. 8-K · Current report

    Report date 2026-04-24 · 0001193125-26-175084 · Items 2.02,7.01,9.01

  17. 8-K · Current report

    Report date 2026-04-02 · 0001193125-26-140350 · Items 1.01,9.01

  18. DEF 14A · Proxy statement

    Report date 2026-05-07 · 0001193125-26-127620

  19. 10-K · Annual report

    Report date 2025-12-31 · 0001628280-26-006268

  20. 8-K · Current report

    Report date 2026-01-29 · 0001193125-26-028244 · Items 2.02,7.01,9.01

  21. 8-K · Current report

    Report date 2025-12-19 · 0001193125-25-327039 · Items 7.01,9.01

  22. 8-K · Current report

    Report date 2025-11-14 · 0001193125-25-283950 · Items 5.07,8.01,9.01

  23. 8-K · Current report

    Report date 2025-11-06 · 0001193125-25-270037 · Items 8.01

  24. 10-Q · Quarterly report

    Report date 2025-09-30 · 0001628280-25-046128

  25. 8-K · Current report

    Report date 2025-10-23 · 0001193125-25-248775 · Items 2.02,7.01,9.01

  26. 8-K · Current report

    Report date 2025-09-23 · 0001193125-25-223388 · Items 5.02,9.01

  27. 8-K · Current report

    Report date 2025-07-28 · 0001193125-25-168147 · Items 1.01,9.01

  28. 8-K · Current report

    Report date 2025-07-29 · 0001193125-25-167198 · Items 2.02,7.01,9.01

  29. 8-K · Current report

    Report date 2025-07-28 · 0001193125-25-167156 · Items 8.01,9.01

  30. 10-Q · Quarterly report

    Report date 2025-06-30 · 0000702165-25-000028

  31. 8-K · Current report

    Report date 2025-07-24 · 0001193125-25-163962 · Items 7.01,9.01

  32. 8-K · Current report

    Report date 2025-06-12 · 0001193125-25-140337 · Items 7.01,9.01

  33. 8-K · Current report

    Report date 2025-06-02 · 0001193125-25-133796 · Items 5.02,7.01,9.01

  34. 8-K · Current report

    Report date 2025-05-08 · 0001193125-25-116497 · Items 5.07

  35. 8-K · Current report

    Report date 2025-05-02 · 0001193125-25-111607 · Items 1.01,2.03,9.01

  36. 8-K · Current report

    Report date 2025-04-28 · 0001193125-25-101873 · Items 1.01,9.01

  37. 8-K · Current report

    Report date 2025-04-23 · 0001193125-25-090057 · Items 2.02,7.01,9.01

  38. 10-Q · Quarterly report

    Report date 2025-03-31 · 0000702165-25-000013

  39. DEF 14A · Proxy statement

    Report date 2025-05-08 · 0001193125-25-066914

  40. 10-K · Annual report

    Report date 2024-12-31 · 0000702165-25-000008

Reported insider transactions

Download transactions CSV

SEC insider transactions · retrieved 2026-10-23 · 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: 16 transaction rows16AExercise / conversion: 2 transaction rows2MTax / exercise payment: 1 transaction rows1FGift: 0 transaction rows0G
P · PurchaseS · SaleA · Grant / awardM · Exercise / conversionF · Tax / exercise paymentG · Gift

19 matching transaction rows.

Transaction / filedReporting ownerTypeSecuritySharesReported price
2026-09-13
2026-09-15
George Mark RF · Tax / exercise payment
Disposed
Common Stock1035.0323.3
2026-09-13
2026-09-15
George Mark RM · Exercise / conversion
Acquired
Common Stock2653.00.0
2026-09-13
2026-09-15
George Mark RM · Exercise / conversion
Disposed
Restricted Stock Units
Derivative security
2653.0n/a
2026-08-20
2026-08-24
Huffard John C JrA · Grant / award
Acquired
Restricted Stock Units
Derivative security
20.47347.91
2026-08-20
2026-08-24
Huffard John C JrA · Grant / award
Acquired
Deferred Stock Units - Dir. Def. Fee Plan
Derivative security
12.16346.62
2026-08-20
2026-08-24
Ryerkerk LoriA · Grant / award
Acquired
Restricted Stock Units
Derivative security
2.8347.91
2026-08-20
2026-08-24
LAMPHERE GILBERT HA · Grant / award
Acquired
Restricted Stock Units
Derivative security
2.43347.91
2026-08-20
2026-08-24
Jones Christopher TA · Grant / award
Acquired
Restricted Stock Units
Derivative security
20.47347.91
2026-08-20
2026-08-24
Heitkamp Mary KathrynA · Grant / award
Acquired
Restricted Stock Units
Derivative security
7.09347.91
2026-08-20
2026-08-24
Fahmy SamehA · Grant / award
Acquired
Restricted Stock Units
Derivative security
7.09347.91
2026-08-20
2026-08-24
Donadio Marcela EA · Grant / award
Acquired
Restricted Stock Units
Derivative security
33.9347.91
2026-08-20
2026-08-24
DeBiase Francesca A.A · Grant / award
Acquired
Restricted Stock Units
Derivative security
8.33347.91
2026-08-20
2026-08-24
Davidson Phillip SA · Grant / award
Acquired
Restricted Stock Units
Derivative security
9.78347.91
2026-08-20
2026-08-24
Clyburn William Jr.A · Grant / award
Acquired
Restricted Stock Units
Derivative security
7.09347.91
2026-08-20
2026-08-24
ANDERSON RICHARD HA · Grant / award
Acquired
Deferred Stock Units - Dir. Def. Fee Plan
Derivative security
6.87346.62
2026-08-20
2026-08-24
ANDERSON RICHARD HA · Grant / award
Acquired
Restricted Stock Units
Derivative security
9.23347.91
2026-07-27
2026-07-29
Barr BrianA · Grant / award
Acquired
Restricted Stock Units
Derivative security
1456.0n/a
2026-06-30
2026-07-01
Huffard John C JrA · Grant / award
Acquired
Deferred Stock Units - Dir. Def. Fee Plan
Derivative security
168.47314.59
2026-06-30
2026-07-01
ANDERSON RICHARD HA · Grant / award
Acquired
Deferred Stock Units - Dir. Def. Fee Plan
Derivative security
251.2314.59

Identity & relationships

Wikidata structured data · retrieved 2026-10-23 · 1658 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 · 0000702165NORFOLK SOUTHERN CORP
Norfolk Southern RailwayNorfolk Southern Railroad Company

Showing 2 of 2 imported Wikidata subsidiary claims. Additional aliases appear below.

No parent relationship is available in this import; this is not proof of independence.

Legal Entity Identifier
54930036C8MWP850MI84
GLEIF legal name
Norfolk Southern Corporation
Entity / LEI registration status
ACTIVE / LAPSED
Reference data updated
2025-06-12T15:44:51Z

direct-parent: no parent LEI supplied

ultimate-parent: no parent LEI supplied

GLEIF legal entity reference data · retrieved 2026-10-23 · 1197 checked identities; 0 unavailable records

Search names and former names

View Wikidata identity and references ↗

  • Norfolk Southern Corporation · alias · wikidata
  • NSC · alias · wikidata
  • Norfolk Southern Railway · subsidiary · wikidata
  • NS · subsidiary · wikidata
  • Norfolk Southern Railway Company · subsidiary · wikidata
  • Norfolk Southern Railroad Company · subsidiary · wikidata
Explore headquarters map ↗

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$12.12B$13.02B
2023-12-31$12.16B$13.44B
2022-12-31$12.74B$14.67B
2021-12-31$11.14B$13.85B
2020-12-31$9.79B$12.74B
2019-12-31$11.30B$14.89B
2018-12-31$11.46B$15.37B
2017-12-31$10.55B$14.50B

Bureau of Labor Statistics · retrieved 2026-10-23 · 9 selected series; gaps remain missing

Explore the CPI history ↗