BELFB insider trading
NasdaqGS TechnologyBEL FUSE INC /NJ — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.
About BEL FUSE INC /NJ
Bel Fuse Inc. designs, manufactures, markets, and sells products that power, protect, and connect electronic circuits. It operates in three product groups: Power Solutions and Protection, Connectivity Solutions, and Magnetic Solutions. The company's products are used in the networking, telecommunications, computing, general industrial, high-speed data transmission, military, commercial aerospace, transportation, and e-Mobility industries. It provides power solutions and protection products, including front-end power supplies, board-mount power products, industrial and transportation power products, external power products, and circuit protection products. The company offers connectivity solutions, such as expanded beam fiber optic connectors, cable assemblies, and active optical devices; copper-based connectors/cable assemblies; radio frequency connectors, cable assemblies, microwave devices, and low loss cables; and ethernet, I/O, and industrial and power connectivity products. In addition, it provides magnetic solutions comprising integrated connector modules, power transformers, SMD power inductors and SMPS transformers, and ethernet discrete components. The company sells its products through direct strategic account managers, regional sales managers working with independent sales representative organizations, and authorized distributors North America, Europe, and Asia. Bel Fuse Inc. was incorporated in 1949 and is headquartered in West Orange, New Jersey.
Company website: www.belfuse.com
BELFB insider activity at a glance
FilingIQ has scored 187 insider transactions for BELFB since May 19, 2015. The most recent filing in our index is dated Mar 16, 2026.
Across the full history, 28 open-market purchases
and 67 open-market sales
were filed under transaction codes P and S respectively. Compensatory share awards
(code A) and option exercises (code M) are tracked separately and not counted here.
The average FilingIQ composite score on BELFB insider trades is 61.9/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.
Latest BELFB Form 4 filings
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Frequently asked
- How many insider trades does FilingIQ track for BELFB?
- FilingIQ tracks 187 Form 4 insider transactions for BELFB (BEL FUSE INC /NJ), covering filings from May 19, 2015 onwards. 34 of those were filed in the last 90 days.
- Are BELFB insiders net buyers or net sellers?
- Across the full Form 4 history for BELFB, 28 transactions (15%) were open-market purchases and 67 (36%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
- Where does BELFB insider data come from?
- Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
- What sector is BELFB in?
- BEL FUSE INC /NJ (BELFB) is classified in the Technology sector, specifically Electronic Components, with a current market capitalisation of $3.02B.
Methodology & sources
Every BELFB insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.