Form4insider filings, from the source

Company · CIK 0000729580 · SIC 3677 — Electronic Coils, Transformers & Other Inductors · Nasdaq

BEL FUSE INC /NJ · BELFB

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $675k · 4net −$675k
$10k$10k$100k$100k$1M$1MbuyssalesSep 2024Jan 2025May 2025Sep 2025Jan 2026May 2026Sep 2026

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 14, 2026 SForm 4 →Sep 15, 2:54 pm EDTVincent VellucciDirector1,000$235.15$235,1507,434−11.9%
Sep 2, 2026 SForm 4 →Sep 4, 11:22 am EDTVincent VellucciDirector393$243.61$95,7398,434−4.45%
Aug 12, 2026 SForm 4 →Aug 14, 10:45 am EDTPeter E GilbertDirector500$292.12$146,060750−40.0%
Jun 1, 2026 SForm 4 →Jun 3, 3:11 pm EDTSuzanne KozlovskyGlobal Head of People731$271.09$198,16511,552−5.95%

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.