Bel Fuse Inc. designs, manufactures, and markets products that power, protect, and connect electronic circuits. Its portfolio spans Power Solutions and Protection (front-end, board-mount, industrial, transportation power, circuit protection), Connectivity Solutions (fiber optic, copper, RF, RJ connectors, cable assemblies), and Magnetic Solutions (integrated connector modules, transformers, inductors). Products serve defense, commercial aerospace, networking, telecommunications, computing, industrial, transportation, eMobility, automotive, medical, broadcasting, and consumer electronics markets. Incorporated in 1949, Bel operates in North America, Europe, the Middle East, and Asia.
expected 2026-10-28
| Filed | Period | Accession | Source | Full Text |
|---|---|---|---|---|
| 2026-02-24 | 2025-12-31 | 0001437749-26-005354 | EDGAR | 72K words |
| 2025-02-28 | 2024-12-31 | 0001437749-25-005652 | EDGAR | — |
| 2024-03-11 | 2023-12-31 | 0001437749-24-007265 | EDGAR | — |
| 2023-03-10 | 2022-12-31 | 0001437749-23-006172 | EDGAR | — |
| 2022-03-14 | 2021-12-31 | 0001437749-22-006139 | EDGAR | — |
| 2021-03-12 | 2020-12-31 | 0001437749-21-005899 | EDGAR | — |
| 2020-03-25 | 2019-12-31 | 0001437749-20-006060 | EDGAR | — |
| 2019-03-08 | 2018-12-31 | 0000729580-19-000007 | EDGAR | — |
| 2018-03-09 | 2017-12-31 | 0000729580-18-000006 | EDGAR | — |
| 2017-03-10 | 2016-12-31 | 0000729580-17-000006 | EDGAR | — |
| Filed | Period | Accession | Source | Full Text |
|---|---|---|---|---|
| 2026-08-04 | 2026-06-30 | 0001437749-26-025619 | EDGAR | — |
| 2025-11-04 | 2025-09-30 | 0001437749-25-032940 | EDGAR | 32K words |
| 2025-07-31 | 2025-06-30 | 0001437749-25-024168 | EDGAR | — |
| 2025-05-01 | 2025-03-31 | 0001437749-25-014041 | EDGAR | — |
| 2024-10-29 | 2024-09-30 | 0001437749-24-032429 | EDGAR | — |
| 2024-07-31 | 2024-06-30 | 0001437749-24-024020 | EDGAR | — |
| 2024-04-30 | 2024-03-31 | 0001437749-24-013891 | EDGAR | — |
| 2023-11-03 | 2023-09-30 | 0001437749-23-030168 | EDGAR | — |
| 2023-08-04 | 2023-06-30 | 0001437749-23-022104 | EDGAR | — |
| 2023-05-05 | 2023-03-31 | 0001437749-23-012743 | EDGAR | — |
| 2022-11-04 | 2022-09-30 | 0001437749-22-026007 | EDGAR | — |
| 2022-08-05 | 2022-06-30 | 0001437749-22-019132 | EDGAR | — |
| Filed | Accession | Source | Full Text |
|---|---|---|---|
| 2026-07-29 | 0001437749-26-024893 | EDGAR | — |
| 2026-04-06 | 0001437749-26-011412 | EDGAR | 4K words |
| 2026-02-17 | 0001437749-26-004366 | EDGAR | — |
| 2026-01-15 | 0001437749-26-001362 | EDGAR | — |
| 2025-12-10 | 0001437749-25-037380 | EDGAR | — |
| 2025-12-03 | 0001437749-25-036765 | EDGAR | — |
| 2025-10-29 | 0001437749-25-032198 | EDGAR | — |
| 2025-07-24 | 0001437749-25-023426 | EDGAR | — |
| 2025-07-03 | 0001437749-25-022168 | EDGAR | — |
| 2025-05-28 | 0001437749-25-018655 | EDGAR | — |
355 total filings indexed. 323 additional filings (S-1, DEF 14A, etc.) View all (JSON) · SEC EDGAR
| CIK | 0000729580 |
| Ticker | BELFA |
| Exchange | Nasdaq |
| SIC | 3677: Electronic Coils, Transformers & Other Inductors |
| Incorporated | NJ |
| Headquarters | West Orange, New Jersey |
| Website | https://www.belfuse.com |
| Listed | 1983-12-06 |
This is a static snapshot. For live, structured JSON with cryptographic provenance chain:
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