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HBIO research notebook

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

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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 · 0001171843-26-005425

  2. 8-K · Current report

    Report date 2026-08-11 · 0001171843-26-005406 · Items 7.01,9.01

  3. 8-K · Current report

    Report date 2026-08-11 · 0001171843-26-005405 · Items 2.02,9.01

  4. 4 · Ownership change

    Report date 2026-06-09 · 0001171843-26-004082

  5. 4 · Ownership change

    Report date 2026-06-09 · 0001171843-26-004060

  6. 4 · Ownership change

    Report date 2026-06-09 · 0001171843-26-004058

  7. 4 · Ownership change

    Report date 2026-06-09 · 0001171843-26-004057

  8. 4 · Ownership change

    Report date 2026-06-09 · 0001171843-26-004056

  9. 8-K · Current report

    Report date 2026-06-02 · 0001171843-26-003877 · Items 5.02,5.07,9.01

  10. 10-Q · Quarterly report

    Report date 2026-03-31 · 0001171843-26-003311

  11. 8-K · Current report

    Report date 2026-05-12 · 0001171843-26-003271 · Items 7.01,9.01

  12. 8-K · Current report

    Report date 2026-05-12 · 0001171843-26-003270 · Items 2.02,9.01

  13. DEF 14A · Proxy statement

    Report date 2026-06-02 · 0001171843-26-002617

  14. 4 · Ownership change

    Report date 2026-03-20 · 0001171843-26-002156

  15. 4 · Ownership change

    Report date 2026-03-16 · 0001171843-26-002155

  16. 4 · Ownership change

    Report date 2026-03-20 · 0001171843-26-001843

  17. 8-K · Current report

    Report date 2026-03-17 · 0001171843-26-001614 · Items 7.01,9.01

  18. 10-K · Annual report

    Report date 2025-12-31 · 0001171843-26-001548

  19. 8-K · Current report

    Report date 2026-03-12 · 0001171843-26-001504 · Items 2.02,9.01

  20. 8-K · Current report

    Report date 2026-03-06 · 0001171843-26-001447 · Items 5.02,9.01

  21. 8-K · Current report

    Report date 2026-03-06 · 0001171843-26-001384 · Items 5.07,7.01,8.01,9.01

  22. 8-K · Current report

    Report date 2026-02-10 · 0001171843-26-000721 · Items 2.02,9.01

  23. DEF 14A · Proxy statement

    Report date 2026-03-06 · 0001171843-26-000541

  24. 8-K · Current report

    Report date 2026-01-23 · 0001171843-26-000516 · Items 2.05,7.01,9.01

  25. 8-K · Current report

    Report date 2026-01-19 · 0001171843-26-000343 · Items 5.03,9.01

  26. 8-K · Current report

    Report date 2026-01-12 · 0001171843-26-000203 · Items 7.01,9.01

  27. 8-K · Current report

    Report date 2025-12-17 · 0001171843-25-007972 · Items 1.01,1.02,2.03,5.02,9.01

  28. 8-K · Current report

    Report date 2025-12-05 · 0001171843-25-007776 · Items 8.01

  29. 10-Q · Quarterly report

    Report date 2025-09-30 · 0001171843-25-007099

  30. 8-K · Current report

    Report date 2025-11-06 · 0001171843-25-007071 · Items 2.02,9.01

  31. 8-K · Current report

    Report date 2025-10-02 · 0001171843-25-006260 · Items 3.01

  32. 8-K · Current report

    Report date 2025-09-05 · 0001171843-25-005787 · Items 5.02,7.01,9.01

  33. 8-K · Current report

    Report date 2025-08-12 · 0001171843-25-005377 · Items 5.02,9.01

  34. 8-K · Current report

    Report date 2025-08-08 · 0001171843-25-005288 · Items 1.01,9.01

  35. 10-Q · Quarterly report

    Report date 2025-06-30 · 0001171843-25-005287

  36. 8-K · Current report

    Report date 2025-08-11 · 0001171843-25-005262 · Items 2.02,9.01

  37. 8-K · Current report

    Report date 2025-07-16 · 0001171843-25-004508 · Items 5.02,8.01,9.01

  38. 8-K/A · Current report

    Report date 2025-06-18 · 0001171843-25-004196 · Items 3.01,9.01

  39. 8-K · Current report

    Report date 2025-06-18 · 0001171843-25-004036 · Items 3.01,9.01

  40. 8-K · Current report

    Report date 2025-06-10 · 0001171843-25-003882 · 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: 1 transaction rows1PSale: 0 transaction rows0SGrant / award: 6 transaction rows6AExercise / 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
2026-06-09
2026-06-12
Eade Katherine A.A · Grant / award
Acquired
Common Stock16556.00.0
2026-06-09
2026-06-11
Snider WilliamA · Grant / award
Acquired
Common Stock16556.00.0
2026-06-09
2026-06-11
DENELSKY STEPHEN JA · Grant / award
Acquired
Common Stock16556.00.0
2026-06-09
2026-06-11
Gagnon Robert E.A · Grant / award
Acquired
Common Stock16556.00.0
2026-06-09
2026-06-11
Benson Seth BenjaminA · Grant / award
Acquired
Common Stock16556.00.0
2026-03-20
2026-04-01
Frost Mark TA · Grant / award
Acquired
Common Stock30000.00.0
2026-03-16
2026-04-01
Frost Mark TP · Purchase
Acquired
Common Stock5000.05.0

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 · 0001123494HARVARD BIOSCIENCE INC
Harvard Apparatus

Showing 1 of 1 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
549300VLGB1D47GGC642
GLEIF legal name
Harvard Bioscience, Inc.
Entity / LEI registration status
ACTIVE / LAPSED
Reference data updated
2023-08-04T17:27:38Z

direct-parent: no parent LEI supplied

ultimate-parent: no parent LEI supplied

GLEIF legal entity reference data · retrieved 2026-09-07 · 1177 checked identities; 0 unavailable records

Search names and former names

View Wikidata identity and references ↗

  • Harvard Bioscience · alias · wikidata
  • Harvard Bioscience (United States) · alias · wikidata
  • Harvard Apparatus · subsidiary · wikidata
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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$94.14M$100.20M
2023-12-31$112.25M$123.01M
2022-12-31$113.33M$129.29M
2021-12-31$118.90M$146.50M
2020-12-31$102.10M$131.73M
2019-12-31$116.18M$151.73M
2018-12-31$120.77M$160.60M

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

Explore the CPI history ↗