Stocks › BELFB
BEL FUSE INC /NJ
BELFB·Nasdaq·
United States·USD
United States·USD$260.26
+2.63 (+1.02%)
Close · Oct 6, 2026 · Close Prices from Tiingo.com
BELFB
BEL FUSE INC /NJ · Nasdaq
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
BELFBS&P 500 (rebased)
Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying
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Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair
Congressional Trades
Recent trades of BELFB by members of U.S. Congress · 1 on record
| Politician | Stock | Type | Filed | Traded | |
|---|---|---|---|---|---|
 Daniel S. GoldmanHouse · D · NY |
BELFBBEL FUSE INC /NJ · Stock |
Sale $1,001 - $15,000 |
Aug 13, 2023 | Jul 12, 2023 | Filing ↗ |
Whale Activity
Position changes in BELFB reported for 2026-06-30 by 13 tracked institutional filers
- Increased3
- New1
- Held0
- Decreased3
- Closed1
- No prior filing5
| Filer | Shares | Value | Change |
|---|---|---|---|
| BlackRock, Inc. | 1.0M | $340.5M | increased |
| VANGUARD CAPITAL MANAGEMENT LLC | 555.5K | $185.0M | increased |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 399.1K | $132.9M | increased |
| RENAISSANCE TECHNOLOGIES LLC | 207.7K | $69.2M | decreased |
| ADVISORY RESEARCH INC | 117.9K | $39.3M | — |
| Grandeur Peak Global Advisors, LLC | 32.6K | $10.8M | — |
| Emerald Investment Advisers, LLC | 25.8K | $8.6M | — |
| Expect Equity LLC | 7,715 | $2.6M | — |
| CITADEL ADVISORS LLC | 5,966 | $2.0M | decreased |
| MILLENNIUM MANAGEMENT LLC | 4,554 | $1.5M | new |
| TWO SIGMA INVESTMENTS, LP | 4,217 | $1.4M | decreased |
| SANTA MONICA PARTNERS LP | 67.6K | $23K | — |
KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.
Insider Trading
Net shares bought (+) or sold (−) on the open market by BELFB insiders, by quarter · Form 4
Recent Insider Transactions
272 transactions on record · newest first
| Insider | Type | Shares | Price | Value | Date | |
|---|---|---|---|---|---|---|
| Vellucci VincentDirector · Director | Sale | −1,000 | $235.15 | $235K | Sep 14, 2026 | Form 4 ↗ |
| Vellucci VincentDirector · Director | Sale | −393 | $243.61 | $96K | Sep 2, 2026 | Form 4 ↗ |
| GILBERT PETER EDirector · Director | Sale | −500 | $292.12 | $146K | Aug 12, 2026 | Form 4 ↗ |
| Kozlovsky SuzanneGlobal Head of People | Sale | −36 | $274.91 | $10K | Jun 1, 2026 | Form 4 ↗ |
| Kozlovsky SuzanneGlobal Head of People | Sale | −214 | $272.42 | $58K | Jun 1, 2026 | Form 4 ↗ |
| Kozlovsky SuzanneGlobal Head of People | Sale | −46 | $271.56 | $12K | Jun 1, 2026 | Form 4 ↗ |
| Kozlovsky SuzanneGlobal Head of People | Sale | −310 | $270.51 | $84K | Jun 1, 2026 | Form 4 ↗ |
| Kozlovsky SuzanneGlobal Head of People | Sale | −92 | $269.68 | $25K | Jun 1, 2026 | Form 4 ↗ |
| Kozlovsky SuzanneGlobal Head of People | Sale | −33 | $266.98 | $9K | Jun 1, 2026 | Form 4 ↗ |
| Lai Kenneth Koon KeungVP of Asia Operations | Sale | −552 | $203.21 | $112K | Mar 16, 2026 | Form 4 ↗ |
| BERNSTEIN DANIELDirector · 10% owner | Sale | −6,667 | $203.21 | $1.4M | Mar 16, 2026 | Form 4 ↗ |
| Dawson StephenPres. - Power Solutions | Sale | −3,444 | $203.21 | $700K | Mar 16, 2026 | Form 4 ↗ |
| Kozlovsky SuzanneGlobal Head of People | Sale | −214 | $203.21 | $43K | Mar 16, 2026 | Form 4 ↗ |
| Bittner PeterPres. - Connectivity Solution | Grant / award | +762 | $0.00 | $0 | Mar 15, 2026 | Form 4 ↗ |
| Tuweiq Farouq Salem AliPresident and CEO · Director | Grant / award | +5,081 | $0.00 | $0 | Mar 15, 2026 | Form 4 ↗ |
| GILBERT PETER EDirector | Grant / award | +1,965 | $0.00 | $0 | Mar 15, 2026 | Form 4 ↗ |
| SEGALL MARK BDirector | Grant / award | +1,030 | $0.00 | $0 | Mar 15, 2026 | Form 4 ↗ |
| Hutkin LynnChief Financial Officer | Grant / award | +695 | $0.00 | $0 | Mar 15, 2026 | Form 4 ↗ |
| Berry JosephVP, Pres of Magnetic Solutions | Grant / award | +419 | $0.00 | $0 | Mar 15, 2026 | Form 4 ↗ |
| Lai Kenneth Koon KeungVP of Asia Operations | Grant / award | +329 | $0.00 | $0 | Mar 15, 2026 | Form 4 ↗ |
Fund Holders
Mutual funds and ETFs holding BELFB · SEC Form N-PORT
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 406.1K | $135.2M | 0.01% | Jun 30, 2026 |
| iShares Russell 2000 ETF iShares Trust | 317.8K | $105.8M | 0.13% | Jun 30, 2026 |
| T. Rowe Price Integrated U.S. Small-Cap Growth Equity Fund T. ROWE PRICE INTEGRATED EQUITY FUNDS, INC. | 263.8K | $87.9M | 0.89% | Jun 30, 2026 |
| VANGUARD INFORMATION TECHNOLOGY INDEX FUND VANGUARD WORLD FUND | 303.2K | $83.2M | 0.05% | May 31, 2026 |
| Putnam Small Cap Growth Fund Putnam Funds Trust | 173.1K | $57.6M | 1.70% | Jun 30, 2026 |
| Fidelity Small Cap Value Fund Fidelity Securities Fund | 206.4K | $56.1M | 1.03% | Jul 31, 2026 |
| T. Rowe Price Small-Cap Stock Fund, Inc. | 168.0K | $56.0M | 0.60% | Jun 30, 2026 |
| Tema Electrification ETF Tema ETF Trust | 195.0K | $53.5M | 7.39% | May 31, 2026 |
| T. Rowe Price New Horizons Fund, Inc. | 151.0K | $50.3M | 0.34% | Jun 30, 2026 |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 137.6K | $45.8M | 0.05% | Jun 30, 2026 |
Mutual funds and ETFs whose N-PORT filings list BELFB's shares (CUSIP 077347300), each fund at its latest report since Mar 7, 2026, largest positions first. Bonds, options and short positions are left out.
Activist & Passive Stakes
Schedule 13D / 13G beneficial-ownership filings
No 13D/13G beneficial-ownership filings on record.
Corporate Lobbying
Estimated quarterly lobbying spending reported under the LDA, filings naming BEL FUSE INC /NJ as client
No lobbying filings found naming BEL FUSE INC /NJ as the client.
Government Contracts
Federal awards to BEL FUSE INC /NJ · USAspending
No federal contract awards found for BEL FUSE INC /NJ.
U.S. Patents
Recent USPTO applications naming BEL FUSE INC /NJ
No USPTO patent applications found for BEL FUSE INC /NJ.
Annual Financials
From BELFB's 10-K filings · XBRL
No annual XBRL figures on record for BELFB. KeyVex's fundamentals cover about 130 large companies so far.
Stock Splits
Every split and reverse split in the price history
- 2-for-1Stock splitDec 2, 1999
Split dates and ratios from the price history · Close Prices from Tiingo.com
Material Events (8-K)
Corporate events filed with the SEC
No 8-K filings on record.
About BEL FUSE INC /NJ
From SEC EDGAR company records
Industry (SIC 3677)Electronic Coils, Transformers & Other Inductors
SectorTechnology
HeadquartersWEST ORANGE, NJ
IncorporatedNJ
SEC CIK0000729580 ↗