A business in context

FSS 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 2026-09-25 · 0001628280-26-063736

  2. 4 · Ownership change

    Report date 2026-09-25 · 0001628280-26-063732

  3. 4 · Ownership change

    Report date 2026-08-04 · 0001628280-26-054191

  4. 4 · Ownership change

    Report date 2026-08-03 · 0001628280-26-053640

  5. 10-Q · Quarterly report

    Report date 2026-06-30 · 0001628280-26-050993

  6. 4 · Ownership change

    Report date 2026-06-26 · 0001628280-26-045921

  7. 4 · Ownership change

    Report date 2026-06-26 · 0001628280-26-045918

  8. 8-K · Current report

    Report date 2026-05-20 · 0001628280-26-036817 · Items 7.01,9.01

  9. 4 · Ownership change

    Report date 2026-05-01 · 0001628280-26-030713

  10. 4 · Ownership change

    Report date 2026-05-04 · 0001628280-26-030704

  11. 10-Q · Quarterly report

    Report date 2026-03-31 · 0001628280-26-028312

  12. 8-K · Current report

    Report date 2026-04-21 · 0001628280-26-026450 · Items 5.07,9.01

  13. DEF 14A · Proxy statement

    Report date 2026-03-06 · 0001628280-26-015646

  14. 8-K · Current report

    Report date 2026-03-02 · 0001628280-26-013101 · Items 7.01,9.01

  15. 8-K · Current report

    Report date 2026-02-26 · 0001628280-26-012351 · Items 5.02,9.01

  16. 10-K · Annual report

    Report date 2025-12-31 · 0001628280-26-011576

  17. 8-K · Current report

    Report date 2026-01-16 · 0001628280-26-002352 · Items 8.01,9.01

  18. 8-K · Current report

    Report date 2026-01-14 · 0001628280-26-002031 · Items 7.01,9.01

  19. 8-K · Current report

    Report date 2025-12-17 · 0001628280-25-057883 · Items 8.01,9.01

  20. 8-K · Current report

    Report date 2025-11-25 · 0001628280-25-054406 · Items 2.01,9.01

  21. 10-Q · Quarterly report

    Report date 2025-09-30 · 0000277509-25-000049

  22. 8-K · Current report

    Report date 2025-09-24 · 0001628280-25-042691 · Items 1.01,9.01

  23. 10-Q · Quarterly report

    Report date 2025-06-30 · 0000277509-25-000044

  24. 10-Q · Quarterly report

    Report date 2025-03-31 · 0000277509-25-000031

  25. 8-K · Current report

    Report date 2025-04-22 · 0000277509-25-000029 · Items 5.07,8.01,9.01

  26. DEF 14A · Proxy statement

    Report date 2025-03-07 · 0000277509-25-000017

  27. 10-K · Annual report

    Report date 2024-12-31 · 0000277509-25-000012

  28. 8-K · Current report

    Report date 2025-02-12 · 0000277509-25-000004 · Items 8.01,9.01

  29. 10-Q · Quarterly report

    Report date 2024-09-30 · 0000277509-24-000051

  30. 8-K · Current report

    Report date 2024-10-04 · 0000277509-24-000048 · Items 8.01,9.01

  31. 10-Q · Quarterly report

    Report date 2024-06-30 · 0000277509-24-000034

  32. 10-Q · Quarterly report

    Report date 2024-03-31 · 0000277509-24-000020

  33. 8-K · Current report

    Report date 2024-04-23 · 0000277509-24-000018 · Items 5.07,9.01

  34. DEF 14A · Proxy statement

    Report date 2024-03-08 · 0000277509-24-000014

  35. 8-K · Current report

    Report date 2024-02-29 · 0000277509-24-000007 · Items 7.01,9.01

  36. 10-K · Annual report

    Report date 2023-12-31 · 0000277509-24-000005

  37. SC 13G/A · Ownership disclosure

    0001104659-24-020917

  38. SC 13G/A · Ownership disclosure

    0000315066-24-001178

  39. SC 13G/A · Ownership disclosure

    0001086364-24-001114

  40. 8-K · Current report

    Report date 2023-11-20 · 0000277509-23-000066 · Items 5.02,9.01

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: 6 transaction rows6SGrant / award: 2 transaction rows2AExercise / conversion: 4 transaction rows4MTax / exercise payment: 0 transaction rows0FGift: 1 transaction rows1G
P · PurchaseS · SaleA · Grant / awardM · Exercise / conversionF · Tax / exercise paymentG · Gift

13 matching transaction rows.

Transaction / filedReporting ownerTypeSecuritySharesReported price
2026-09-25
2026-09-28
Maue Richard AA · Grant / award
Acquired
Common Stock108.00.0
2026-09-25
2026-09-28
Vaillancourt Eric A.A · Grant / award
Acquired
Common Stock104.00.0
2026-08-04
2026-08-06
REICHELDERFER BRENDAG · Gift
Disposed
Common Stock7650.00.0
2026-08-04
2026-08-06
REICHELDERFER BRENDAS · Sale
Disposed
Common Stock6070.0131.02
2026-08-04
2026-08-05
Bonina DianeM · Exercise / conversion
Acquired
Common Stock8406.035.8
2026-08-04
2026-08-05
Bonina DianeS · Sale
Disposed
Common Stock8306.0130.45
2026-08-04
2026-08-05
Bonina DianeM · Exercise / conversion
Acquired
Common Stock6450.051.81
2026-08-04
2026-08-05
Bonina DianeS · Sale
Disposed
Common Stock6350.0130.41
2026-08-04
2026-08-05
Bonina DianeS · Sale
Disposed
Common Stock100.0131.05
2026-08-04
2026-08-05
Bonina DianeS · Sale
Disposed
Common Stock100.0131.05
2026-08-04
2026-08-05
Bonina DianeM · Exercise / conversion
Disposed
Stock Option (right-to-buy)
Derivative security
6450.00.0
2026-08-04
2026-08-05
Bonina DianeM · Exercise / conversion
Disposed
Stock Option (right-to-buy)
Derivative security
8406.00.0
2026-08-03
2026-08-05
Bonina DianeS · Sale
Disposed
Common Stock4408.0128.75

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 · 0000277509FEDERAL SIGNAL CORP /DE/

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

Legal Entity Identifier
549300RTXZRPTNP6G884
GLEIF legal name
FEDERAL SIGNAL CORPORATION
Entity / LEI registration status
ACTIVE / ISSUED
Reference data updated
2026-09-25T05:52:57Z

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 ↗

  • Federal Signal Corporation · alias · wikidata
  • Federal Sign & Signal Corporation · alias · wikidata
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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$1.86B$2.00B
2023-12-31$1.72B$1.90B
2022-12-31$1.43B$1.65B
2021-12-31$1.21B$1.51B
2020-12-31$1.13B$1.47B
2019-12-31$1.22B$1.61B
2018-12-31$1.09B$1.46B
2017-12-31$898.50M$1.24B

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

Explore the CPI history ↗