A business in context

DHC research notebook

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

Research JSON

Filing timeline

Download filings CSV

SEC submissions · retrieved 2026-10-07 · 8016 issuers; up to 32 recent company reports and 8 ownership-change filings per issuer

  1. 4 · Ownership change

    Report date 2026-09-17 · 0001104659-26-109321

  2. 4 · Ownership change

    Report date 2026-09-17 · 0001104659-26-109315

  3. 4 · Ownership change

    Report date 2026-09-17 · 0001104659-26-109312

  4. 4 · Ownership change

    Report date 2026-09-10 · 0001104659-26-107581

  5. 4 · Ownership change

    Report date 2026-09-10 · 0001104659-26-107580

  6. 4 · Ownership change

    Report date 2026-09-10 · 0001104659-26-107579

  7. 10-Q · Quarterly report

    Report date 2026-06-30 · 0001075415-26-000030

  8. 8-K · Current report

    Report date 2026-08-03 · 0001075415-26-000029 · Items 2.02,9.01

  9. 4 · Ownership change

    Report date 2026-06-10 · 0001104659-26-073498

  10. 4 · Ownership change

    Report date 2026-06-10 · 0001104659-26-073497

  11. 8-K · Current report

    Report date 2026-06-10 · 0001104659-26-073447 · Items 5.07,9.01

  12. 8-K · Current report

    Report date 2026-06-01 · 0001104659-26-068894 · Items 7.01,9.01

  13. 8-K · Current report

    Report date 2026-05-05 · 0001104659-26-055290 · Items 7.01,9.01

  14. 10-Q · Quarterly report

    Report date 2026-03-31 · 0001075415-26-000024

  15. 8-K · Current report

    Report date 2026-05-04 · 0001075415-26-000022 · Items 2.02,9.01

  16. DEF 14A · Proxy statement

    Report date 2026-06-10 · 0001104659-26-032082

  17. 8-K · Current report

    Report date 2026-02-24 · 0001104659-26-018853 · Items 7.01,9.01

  18. 10-K · Annual report

    Report date 2025-12-31 · 0001075415-26-000013

  19. 8-K · Current report

    Report date 2026-02-23 · 0001075415-26-000010 · Items 2.02,9.01

  20. 8-K · Current report

    Report date 2026-01-09 · 0001104659-26-003559 · Items 2.02,8.01

  21. 8-K · Current report

    Report date 2025-12-31 · 0001104659-26-000422 · Items 1.02,9.01

  22. 8-K · Current report

    Report date 2025-12-08 · 0001104659-25-119312 · Items 7.01,9.01

  23. 10-Q · Quarterly report

    Report date 2025-09-30 · 0001075415-25-000044

  24. 8-K · Current report

    Report date 2025-11-03 · 0001075415-25-000043 · Items 2.02,9.01

  25. 8-K · Current report

    Report date 2025-10-08 · 0001104659-25-097738 · Items 7.01,9.01

  26. 8-K · Current report

    Report date 2025-09-26 · 0001104659-25-094123 · Items 8.01,9.01

  27. 8-K · Current report

    Report date 2025-09-03 · 0001104659-25-086699 · Items 7.01,8.01,9.01

  28. 10-Q · Quarterly report

    Report date 2025-06-30 · 0001075415-25-000033

  29. 8-K · Current report

    Report date 2025-08-04 · 0001075415-25-000031 · Items 2.02,9.01

  30. 8-K · Current report

    Report date 2025-06-02 · 0001104659-25-055464 · Items 7.01,9.01

  31. 8-K · Current report

    Report date 2025-05-29 · 0001104659-25-055454 · Items 5.02,5.07,9.01

  32. 8-K · Current report

    Report date 2025-05-22 · 0001104659-25-051839 · Items 7.01,9.01

  33. 10-Q · Quarterly report

    Report date 2025-03-31 · 0001075415-25-000024

  34. 8-K · Current report

    Report date 2025-05-05 · 0001075415-25-000021 · Items 2.02,9.01

  35. DEF 14A · Proxy statement

    Report date 2025-05-29 · 0001104659-25-026223

  36. 8-K · Current report

    Report date 2025-03-20 · 0001104659-25-026209 · Items 5.02

  37. 8-K · Current report

    Report date 2025-02-26 · 0001104659-25-017257 · Items 7.01,9.01

  38. 10-K · Annual report

    Report date 2024-12-31 · 0001075415-25-000012

  39. 8-K · Current report

    Report date 2025-02-25 · 0001075415-25-000011 · Items 2.02,9.01

  40. 8-K · Current report

    Report date 2025-01-31 · 0001075415-25-000003 · Items 2.01,9.01

Reported insider transactions

Download transactions CSV

SEC insider transactions · retrieved 2026-10-07 · 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: 7 transaction rows7AExercise / conversion: 0 transaction rows0MTax / exercise payment: 0 transaction rows0FGift: 0 transaction rows0G
P · PurchaseS · SaleA · Grant / awardM · Exercise / conversionF · Tax / exercise paymentG · Gift

7 matching transaction rows.

Transaction / filedReporting ownerTypeSecuritySharesReported price
2026-06-10
2026-06-12
JONES LISA HARRISA · Grant / award
Acquired
Common Shares of Beneficial Interest12401.0n/a
2026-06-10
2026-06-12
SOMERS JEFFREY P.A · Grant / award
Acquired
Common Shares of Beneficial Interest12401.0n/a
2026-06-10
2026-06-12
Neher Dawn K.A · Grant / award
Acquired
Common Shares of Beneficial Interest12401.0n/a
2026-06-10
2026-06-12
Bilotto Christopher J.A · Grant / award
Acquired
Common Shares of Beneficial Interest12401.0n/a
2026-06-10
2026-06-12
PORTNOY ADAM D.A · Grant / award
Acquired
Common Shares of Beneficial Interest12401.0n/a
2026-06-10
2026-06-12
Felder Alan L.A · Grant / award
Acquired
Common Shares of Beneficial Interest12401.0n/a
2026-06-10
2026-06-12
Hollis Phyllis M.A · Grant / award
Acquired
Common Shares of Beneficial Interest12401.0n/a

Identity & relationships

Wikidata structured data · retrieved 2026-10-07 · 1614 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 · 0001075415DIVERSIFIED HEALTHCARE TRUST

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 2026-10-07 · 1179 checked identities; 0 unavailable records

Search names and former names
  • SENIOR HOUSING PROPERTIES TRUST · former SEC name · 1998-12-24 to 2019-11-07

Revenue in constant purchasing power

USD revenue expressed in 2026-08 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$1.50B$1.60B
2023-12-31$1.41B$1.55B
2022-12-31$1.28B$1.47B
2021-12-31$1.38B$1.71B
2020-12-31$1.63B$2.11B
2019-12-31$1.04B$1.36B
2018-12-31$1.12B$1.49B
2017-12-31$1.07B$1.47B

Bureau of Labor Statistics · retrieved 2026-10-07 · 9 selected series; gaps remain missing

Explore the CPI history ↗