Bel Fuse B Inc (BELFB)
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symbol.quality_heading
Business model, numbers and balance sheet hold up to our review. Whether the current price supports an entry is a separate question — it hangs on the price, not on the company.
The quality is real, and so is the price: after a twentyfold run, the valuation (P/E 65–75, EV/EBITDA around 30) already prices in further growth, while cyclicality, a debt-funded acquisition and the non-voting share class raise the height of the fall. Whoever values the company and its tailwind can hold a position — but chasing the winner at the very moment all 16 scanners light up green at once is rarely the best entry. New money is better off waiting for a calmer price. The decision is yours.
symbol.quality_note
Few small caps radiate this much strength: component maker Bel Fuse has multiplied roughly twentyfold in five years, fires in 16 momentum and quality filters, and supplies the invisible parts inside AI data centers and fighter jets. We read five SEC filings and went looking for the other half of the story: a post-rally valuation, cyclical end markets, a debt-funded acquisition with a goodwill jump — and a share class that carries no vote. Not investment advice — just the honest question of whether the quality can live up to what the chart promises.
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Stock Watch
This analysis is as of July 18, 2026. Stock Watch will tell you what's changed at BELFB since then.
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This stock currently matches 22 of our scanner strategies — each hit links to the scanner.
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Trading Day
Key levels of the most recently completed trading day — not a live quote.
52-Week Range
Current price 272.00 $ — 70% of the range above the low.
Lowest and highest closing price over the last 52 weeks. The marker shows where the current price sits within that range: close to the high speaks for strength, close to the low for weakness.
Basics
Performance
Technical Indicators
Calculated from the price history · as of 08/03/2026
Valuation
Profitability
Balance Sheet & Safety
Growth
Dividend
Quality & Screener
AI Rating
NeutralIn den geprüften Filings (10-K 2025 und 2024, vier Quartalsberichte bis Q1 2026) nennt Bel Fuse künstliche Intelligenz an keiner Stelle als Umsatzquelle, operativen Einsatz oder konkretes Geschäftsrisiko. Der reale Rückenwind aus dem Rechenzentrumsgeschäft (Front-End-Stromversorgungen +32,9 % 2025) wird ausdrücklich als Nachfrage aus „networking and datacenter applications“ bzw. „data-driven markets“ beschrieben — als Komponentenzulieferer für die Infrastruktur, nicht als KI-Produkt. Das ist Markt-Adjazenz (Rechenzentren hosten KI), aber keine dokumentierte KI-Umsatzquelle im Sinne des Kriterienkatalogs. Daher Negativ-Befund: neutral.
View the full file — quotes, sources, reviewed filings
„Additional contributors to revenue growth included an $18.3 million (32.9%) increase in sales of front-end power products, driven by heightened demand in networking and datacenter applications."
Zu den weiteren Wachstumstreibern zählte ein Anstieg der Verkäufe von Front-End-Stromversorgungen um 18,3 Millionen US-Dollar (32,9 %), getrieben von der gestiegenen Nachfrage aus Netzwerk- und Rechenzentrums-Anwendungen.
„We design, manufacture, and market critical electronic components, systems and solutions for customers in aerospace, defense, industrial, and data-driven markets."
Wir entwickeln, fertigen und vermarkten kritische elektronische Komponenten, Systeme und Lösungen für Kunden in den Bereichen Luftfahrt, Verteidigung, Industrie und datengetriebene Märkte.
Filings Reviewed: 10-Q 2026-05-05 · 10-Q 2025-11-04 · 10-Q 2025-07-31 · 10-Q 2025-05-01 · 10-K 2026-02-24 · 10-K 2025-02-28
Rated on July 10, 2026 · How the Rating Is Built
What the Earnings Calls Reveal
Positive Delivers reliablyAcross ten quarters, Bel Fuse shows an unusually clean pattern: nine consecutive quarterly guides were met or beaten, and concrete commitments on supplier replacement, debt paydown and Enercon synergies were kept or delivered earlier than promised. Management communicates in granular detail, openly admits misjudgments and puts numbers on uncomfortable topics such as trade restrictions and tariff risks. Two blemishes remain: the buyback program promised for 2024 quietly faded after the Enercon acquisition, and reporting metrics were restructured several times, which hampers comparability.
10 calls reviewed, 2024-Q1 through 2026-Q2 · As of August 2, 2026
Nine consecutive quarterly guides met or beaten
Every revenue guide issued since 2024-Q1 was met, mostly at or above the upper end. For 2024-Q2, management guided 125 to 135 million US dollars and delivered 133.2 million with a gross margin of 40.1 percent versus a projected 34 to 36 percent. The strongest case: for 2025-Q2 the guide was 145 to 155 million and actual sales came in at 168.3 million — despite the tariff uncertainty stressed on the 2025-Q1 call. In 2025 the gross margin exceeded the company's own guidance ceiling three quarters in a row, which an analyst explicitly noted on the 2025-Q3 call. The guides for 2025-Q4, 2026-Q1 and 2026-Q2 also landed in the upper half of the range.
Datable commitments were kept or exceeded
When a Chinese supplier was lost to US trade restrictions, reported in 2024-Q2, management promised an update for the October call and delivered it in 2024-Q3; in 2025-Q2 it reported the replacement supplier build-out as ahead of schedule, and by 2025-Q3 the affected consumer business was growing 39 percent again. The 2025 outlook laid out in 2024-Q3 and 2024-Q4 — growth across all three segments with Magnetics as the largest percentage grower — came true: 2025 became a record year with 675.5 million US dollars in sales, up 26.3 percent, and Magnetics grew the most. On debt paydown, 2025-Q1 promised roughly 20 to 25 million US dollars for the following quarter and 30 million were delivered; the full year 2025 saw 90 million repaid, and in 2026-Q2 the remaining 197.5 million of debt was fully retired after an equity raise.
Enercon synergies earlier than promised
After acquiring Enercon, management deliberately tempered expectations in 2024-Q4: cross-selling revenue was unlikely in 2025 and realistically not expected before late 2026. Yet in 2026-Q1 the first bundled Cinch-Enercon win in Israel and two defense design wins for the Slovakia site followed. In 2026-Q2 the site gained European certification as a defense manufacturer and added eight more project wins from European defense customers — by management's own account ahead of the original timeline. These wins are expected to convert into sales only from late 2027, but the commitment path was reported traceably quarter by quarter.
Buyback quietly faded after Enercon deal
In 2024-Q1 management announced it expected to largely complete the 25 million US dollar buyback program, approved in February 2024, within 2024. The last reported status in 2024-Q2 was 14.2 million. From 2024-Q3 onward — the call announcing the Enercon acquisition with 240 million in new debt — the program was never mentioned again on any call; instead, debt paydown was explicitly declared the next capital priority. Fulfillment of the commitment was never evidenced, nor was it explicitly withdrawn. The reprioritization is understandable, but a clear statement on the program's fate would have been the cleaner path.
Metrics reworked repeatedly, AI figure dropped
In 2024-Q4 Bel Fuse changed its non-GAAP definitions: stock-based compensation, intangible amortization and unrealized currency effects have since been excluded from adjusted EBITDA and EPS, restated for all periods. In 2026-Q1 the company moved to two new segments (ADRS and ITDS) with recast prior periods and redefined its end-market reporting including distribution allocation. At the same time management discontinued the AI revenue figure it had quantified quarterly since 2024-Q4 — the stated reason on the 2026-Q1 call being that the delineation was getting increasingly blurred and reporting would shift to Data Solutions. All changes were disclosed and backed with comparable figures, but taken together they hamper long-term comparability — and of all things, the previously prominently marketed AI metric vanished from the disclosures.
2024 recovery came later than hoped — openly admitted
The delayed market recovery ran through all of 2024: in 2024-Q1 the CEO relayed distributors seeing the bottom in February, in 2024-Q2 he himself debunked the industry's perpetual six-months line as a stock answer with no reliability, and in 2024-Q4 he noted having heard that song for eighteen months. Management itself stayed cautious, calling 2024 a reset year in 2024-Q2 and promising no quick turn. In 2025-Q2 the new CEO additionally volunteered that growth had actually been expected by the end of 2024. This self-critical, expectation-dampening communication is a quality marker — the later strong quarters were not promised in advance but only guided to once bookings were in evidence.
Management promises
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2024-Q1 open
The 25 million dollar buyback program is expected to be largely completed within 2024.
Last reported status was 14.2 million in 2024-Q2, never mentioned on any call thereafter. From 2024-Q3, following the Enercon acquisition, debt paydown was declared the capital priority; completion of the program was never evidenced, nor was it ever withdrawn.
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2024-Q1 kept
Space revenue of roughly 7 million US dollars for full-year 2024, up from 4.5 million in 2023.
Confirmed as on pace in 2024-Q2; the 2024-Q4 call reported 8 million for the full year — target exceeded.
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2024-Q2 kept
A better update on the Chinese supplier lost to trade restrictions will be given on the October call.
Delivered as promised in 2024-Q3: replacement parts identified, recovery path through 2025 outlined. In 2025-Q2 management reported the supplier build-out as ahead of schedule, and in 2025-Q3 the affected consumer business grew 39 percent again.
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2024-Q3 kept
For 2025, growth is expected across all three segments, with Magnetics as the largest percentage grower.
2025 became a record year with 675.5 million US dollars in sales, up 26.3 percent and 7.8 percent organically; all segments grew, Magnetics the most at roughly 47 percent.
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2024-Q4 kept
AI revenue of roughly 7 million US dollars in 2024 is expected to grow very nicely in 2025.
The quarterly reported AI revenue summed to roughly 14.4 million US dollars in 2025 — about a doubling. From 2026-Q1 the standalone figure was discontinued and replaced by the Data Solutions category, which grew 55 percent in 2026-Q2.
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2024-Q4 kept
Little to no Enercon cross-selling revenue is expected in 2025; late 2026 is the realistic timeline.
A deliberately low bar that was cleared earlier than announced: first bundled win and two Slovakia design wins in 2026-Q1, eight further European defense wins plus certification in 2026-Q2.
-
2025-Q1 kept
Debt paydown of 10 million US dollars in April plus an incremental 10 to 15 million by the end of 2025-Q2.
In 2025-Q2, 30 million US dollars were repaid, more than promised; the full year 2025 saw 90 million repaid, and in 2026-Q2 the entire remaining debt was retired after the equity raise.
Based on public earnings call transcripts. Reviewed: 10 transcripts 2024-Q1 through 2026-Q2.
Highlighted are things our editorial team noticed: green = stands out as strong, red = deserves a closer look. No single metric is a verdict on its own — always read it in context.
Analysts & Price Target
The price target sits 16.8% above the current price.
- Consensus
- Strong Buy
Combined picture of the price targets and recommendations of every analyst covering the stock. Price targets are expectations for the next 12 months, not promises — and they often follow the price rather than predict it.
Revenue & Profit
Cash Flow
Balance Sheet
Margins
Per Share
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Source: fundamental data
Quarterly Figures
| Quarter | EPS (Earnings Per Share) | EPS YoY (%) | Sales ($M) | Sales YoY (%) | Net Margin (%) | OCF ($M) | FCF ($M) |
|---|---|---|---|---|---|---|---|
| 2024: Q4 | -0.14 | -115.20 | 150 | 7.00 | -1.20 | 8 | 2 |
| 2025: Q1 | 1.46 | 14.20 | 152 | 18.90 | 11.70 | 8 | 5 |
| 2025: Q2 | 2.14 | 40.10 | 168 | 26.30 | 16.00 | 21 | 17 |
| 2025: Q3 | 1.77 | 175.30 | 179 | 44.80 | 12.40 | 22 | 20 |
| 2025: Q4 | -0.44 | – | 176 | 17.40 | -3.10 | 30 | 26 |
| 2026: Q1 | 0.92 | -36.80 | 179 | 17.20 | 6.40 | 14 | 11 |
- EPS (Earnings Per Share):
- Quarterly profit divided by the total share count — how much of the profit works out to a single share.
- YoY (Year over Year):
- Change versus the same quarter a year ago — this is how you compare without seasonal distortion (e.g. the holiday shopping season).
- Sales:
- All revenue for the quarter, before any costs are deducted — the top line of the income statement.
- Net Margin:
- What percentage of sales is left over as profit in the end. Negative means the company is posting a loss.
- OCF (Operating Cash Flow):
- The cash that actually flows into the till from the core business during the quarter — harder to dress up than book profit.
- FCF (Free Cash Flow):
- Operating cash flow minus capital expenditures — the money that's genuinely free to use, say for paying down debt, buybacks, or dividends.
Assessment: Opportunities & Risks
A profitable, broadly diversified component supplier with real cash flow ($80.6 million operating in 2025) and no customer above 10 percent of revenue. Not a hope stock but an established business with genuine substance — the company delivers.
Structural tailwind in several future markets: server power supplies for data centers (+33 percent in 2025) and a new, high-margin defense/aerospace leg through Enercon. The momentum picture (16 strength filters, Stage 2) is fundamentally underpinned.
The end markets swing: in 2024 revenue fell 18 percent, and in 2025 rail (−24 percent) and e-mobility (−42 percent) slumped. Enercon depends on U.S. and Israeli defense budgets for 93 percent of revenue, plus location and geopolitical risk in Israel. A tailwind remains a tailwind only as long as it blows.
A good part of the recent growth was bought and debt-funded: $325.6 million for Enercon ($240 million of it on credit), a goodwill jump to $215 million, an open 20-percent remainder purchase (provision of $72.4 million) due by early 2027. On the positive side: repayment is running briskly (debt $318 million → $221 million), and leverage is comfortable at 1.4×.
The price has run far ahead of the quality: a trailing-twelve-month P/E around 65–75, EV/EBITDA around 30, forward P/E around 33 — further growth is priced in. Add the governance detail: the BELFB stock carries no voting rights; control sits with the founding family (Chairman Bernstein) and a handful of Class A holders, and the board is classified.
Bel Fuse is a thoroughly solid, profitable component supplier with real tailwind from AI data centers and defense — a deserved strength stock that rightly fires in 16 scanners and has multiplied roughly twentyfold in five years. The other half of the truth: the price has run ahead of the quality (P/E 65–75, EV/EBITDA around 30), the end markets are cyclical, a good part of the growth was bought with debt (Enercon), and whoever buys the BELFB stock buys the non-voting class. No scandal, but the price of optimism that the flawless chart does not show. Not investment advice.
- Price, valuation and market-value figures dated mid-2026; figures for fiscal year 2025 (as of December 31, 2025) and the first quarter of 2026. Analyses are evergreen; daily prices are not a buy argument. The trailing-twelve-month price-to-earnings ratio (roughly 65–75) sits above the multiple computed on the full, strong year 2025 because a weak fourth quarter of 2025 sits inside the twelve-month window.
- Share classes: Bel Fuse has voting Class A shares (BELFA) and non-voting Class B shares (BELFB). This analysis refers to the BELFB; revenue, profit and balance-sheet figures apply to the group as a whole. The market value of roughly $3.5 billion covers both classes.
- Special-situations screening (as of July 10, 2026): no current activist or takeover process. The last open proxy fight at Bel Fuse dates back to 2011; the most recent chain of SC 13D/A filings concerns the long-standing stake of the Gabelli/GAMCO group in the voting Class A, not an activist campaign.
About the Company
Bel Fuse Inc. entwirft, fertigt, vermarktet und verkauft Produkte, die elektronische Schaltkreise mit Strom versorgen, schützen und verbinden.
| Employees | 4,964 |
|---|---|
| Headquarters | West Orange, NJ |
| Website | belfuse.com |
| IPO Date | 10. Jul 1998 |
Management
| Name | Title | Birth Year |
|---|---|---|
| Farouq Tuweiq | President, CEO & Director | 1983 |
| Lynn Hutkin CPA | CFO, Treasurer & Secretary | 1975 |
| Joseph Berry | Senior Vice President of Components | 1967 |
| Kenneth Lai | Vice President of Asia Operations | 1971 |
| Uma Pingali | Global Head of Sales & Marketing | – |
| Suzanne Kozlovsky | Global Head of People | 1978 |
| Ping Gencianeo | Global ESG Director | – |
| Stephen Dawson | Executive VP and President of Industrial Technology & Data Solutions | 1976 |
| Thomas Smelker | Executive VP and President of Aerospace, Defense & Rugged Solutions | 1976 |
Executives per the latest required filings; titles kept in their original language. Source: fundamental data.
Chart
Interactive price chart (TradingView).
Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.