A business in context

CDP research notebook

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

Research JSON

Filing timeline

Download filings CSV

SEC submissions · retrieved 2026-10-22 · 8029 issuers; up to 32 recent company reports and 8 ownership-change filings per issuer

  1. 4 · Ownership change

    Report date 2026-08-06 · 0001628280-26-054686

  2. 10-Q · Quarterly report

    Report date 2026-06-30 · 0000860546-26-000040

  3. 4 · Ownership change

    Report date 2026-07-29 · 0001250536-26-000017

  4. 8-K · Current report

    Report date 2026-07-27 · 0000860546-26-000034 · Items 2.02,9.01

  5. 4 · Ownership change

    Report date 2026-06-26 · 0001250536-26-000015

  6. 4 · Ownership change

    Report date 2026-05-29 · 0001143567-26-000018

  7. 4 · Ownership change

    Report date 2026-05-26 · 0001250536-26-000013

  8. 8-K · Current report

    Report date 2026-05-14 · 0000860546-26-000031 · Items 5.07,9.01

  9. 4 · Ownership change

    Report date 2026-05-14 · 0001947703-26-000003

  10. 4 · Ownership change

    Report date 2026-05-14 · 0001718603-26-000004

  11. 4 · Ownership change

    Report date 2026-05-14 · 0001637178-26-000003

  12. 10-Q · Quarterly report

    Report date 2026-03-31 · 0000860546-26-000029

  13. 8-K · Current report

    Report date 2026-04-27 · 0000860546-26-000024 · Items 2.02,9.01

  14. DEF 14A · Proxy statement

    Report date 2026-05-14 · 0000860546-26-000017

  15. 10-K · Annual report

    Report date 2025-12-31 · 0000860546-26-000011

  16. 8-K · Current report

    Report date 2026-02-05 · 0000860546-26-000007 · Items 2.02,9.01

  17. 8-K · Current report

    Report date 2026-01-30 · 0000860546-26-000003 · Items 5.02,9.01

  18. 10-Q · Quarterly report

    Report date 2025-09-30 · 0000860546-25-000048

  19. 8-K · Current report

    Report date 2025-10-30 · 0000860546-25-000045 · Items 2.02,9.01

  20. 8-K · Current report

    Report date 2025-10-06 · 0000860546-25-000042 · Items 1.01,2.03,9.01

  21. 8-K · Current report

    Report date 2025-10-02 · 0001104659-25-095906 · Items 1.01,9.01

  22. 8-K · Current report

    Report date 2025-09-23 · 0001104659-25-094473 · Items 8.01,9.01

  23. 8-K · Current report

    Report date 2025-09-23 · 0001104659-25-092336 · Items 8.01,9.01

  24. 10-Q · Quarterly report

    Report date 2025-06-30 · 0000860546-25-000038

  25. 8-K · Current report

    Report date 2025-07-28 · 0000860546-25-000034 · Items 2.02,9.01

  26. 8-K · Current report

    Report date 2025-05-20 · 0000860546-25-000028 · Items 5.07,9.01

  27. 10-Q · Quarterly report

    Report date 2025-03-31 · 0000860546-25-000026

  28. 8-K · Current report

    Report date 2025-04-28 · 0000860546-25-000022 · Items 2.02,9.01

  29. DEF 14A · Proxy statement

    Report date 2025-05-20 · 0000860546-25-000015

  30. 10-K · Annual report

    Report date 2024-12-31 · 0000860546-25-000008

  31. 8-K · Current report

    Report date 2025-02-06 · 0000860546-25-000004 · Items 2.02,9.01

  32. 10-Q · Quarterly report

    Report date 2024-09-30 · 0000860546-24-000062

  33. 8-K · Current report

    Report date 2024-10-28 · 0000860546-24-000058 · Items 2.02,9.01

  34. 10-Q · Quarterly report

    Report date 2024-06-30 · 0000860546-24-000054

  35. 8-K · Current report

    Report date 2024-07-29 · 0000860546-24-000050 · Items 2.02,9.01

  36. 8-K · Current report

    Report date 2024-05-09 · 0000860546-24-000043 · Items 5.02,5.07,9.01

  37. 10-Q · Quarterly report

    Report date 2024-03-31 · 0000860546-24-000039

  38. 8-K · Current report

    Report date 2024-04-25 · 0000860546-24-000035 · Items 2.02,9.01

  39. DEF 14A · Proxy statement

    Report date 2024-05-09 · 0000860546-24-000021

  40. 10-K · Annual report

    Report date 2023-12-31 · 0000860546-24-000013

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

2 matching transaction rows.

Transaction / filedReporting ownerTypeSecuritySharesReported price
2026-08-06
2026-08-07
DENTON ROBERT LC · Conversion
Disposed
Common Units-CDPLP
Derivative security
1000.00.0
2026-07-29
2026-07-30
DENTON ROBERT LC · Conversion
Disposed
Common Units-CDPLP
Derivative security
0.00.0

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 · 0000860546COPT DEFENSE PROPERTIES

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

Legal Entity Identifier
YY1J47X6LF9TYY8JY420
GLEIF legal name
COPT DEFENSE PROPERTIES
Entity / LEI registration status
ACTIVE / LAPSED
Reference data updated
2026-02-24T13:30:00Z

direct-parent: no parent LEI supplied

ultimate-parent: no parent LEI supplied

GLEIF legal entity reference data · retrieved 2026-10-15 · 1199 checked identities; 0 unavailable records

Search names and former names

View Wikidata identity and references ↗

  • Corporate Office Properties Trust · alias · wikidata
  • CORPORATE OFFICE PROPERTIES TRUST · former SEC name · 1998-07-07 to 2023-09-14
  • CORPORATE OFFICE PROPERTIES TRUST INC · former SEC name · 1998-02-05 to 1998-01-22
  • ROYALE INVESTMENTS INC · former SEC name · 1996-08-14 to 1997-11-24
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$753.27M$809.08M
2023-12-31$684.98M$757.41M
2022-12-31$739.03M$850.72M
2021-12-31$664.45M$826.07M
2020-12-31$582.35M$758.15M
2019-12-31$611.82M$806.29M
2018-12-31$578.11M$775.69M
2017-12-31$612.82M$842.36M

Bureau of Labor Statistics · retrieved 2026-10-22 · 9 selected series; gaps remain missing

Explore the CPI history ↗