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Bel Fuse Inc. /Nj (BELFB) Fundamental Analysis & AI Grade 2026

BELFB Nasdaq Electronic Coils, Transformers & Other Inductors NJ CIK: 0000729580
Update Pending • Analysis: May 6, 2026 • SEC Data: 2026-03-31
Combined AI Grade
A
72% Confidence
AGREEMENT
B
65% Conf
A
78% Conf

📊 BELFB Key Takeaways

Revenue: $178.5M
Net Margin: 6.4%
Free Cash Flow: $11.2M
Current Ratio: 3.18x
Debt/Equity: 0.47x
EPS: $0.00
AI Grade: B with 65% confidence
Bel Fuse Inc. /Nj (BELFB) receives a A fundamental grade with 72% confidence from our AI analysis based on SEC 10-K filings. With revenue of $178.5M, net profit margin of 6.4%, and return on equity (ROE) of 2.6%, Bel Fuse Inc. /Nj demonstrates strong fundamentals in the Technology sector. Below is our complete BELFB stock analysis for 2026.

Is Bel Fuse Inc. /Nj (BELFB) a Good Investment?

Claude

Bel Fuse demonstrates strong topline growth of 26.3% YoY, but a concerning 17% decline in net income reveals significant profitability deterioration and cost control issues. Extremely weak returns on equity (2.6%) and assets (1.2%) indicate poor capital efficiency, while a tight 2.0x interest coverage ratio limits financial flexibility.

ChatGPT

BEL FUSE shows strong fundamental quality with double-digit revenue growth, solid gross and operating margins, and healthy free cash flow generation. The balance sheet appears sound with strong liquidity and manageable leverage, but the flat net income despite 26.3% revenue growth suggests investors should watch for margin pressure, mix changes, or higher below-the-line costs.

Bel Fuse Inc. /Nj Key Strengths (BELFB)

Claude
  • + Strong revenue growth of 26.3% YoY demonstrates market demand
  • + Solid liquidity position with 3.18x current ratio and 3.5x quick ratio
  • + Moderate leverage at 0.47x debt-to-equity ratio with manageable capital structure
  • + Positive free cash flow generation of $11.2M despite profitability pressures
ChatGPT
  • + Strong top-line growth with 26.3% YoY revenue expansion
  • + Healthy profitability profile with 39.1% gross margin and 16.4% operating margin
  • + Strong financial health supported by 3.02x current ratio, positive free cash flow, and manageable debt load

BELFB Stock Risks: Bel Fuse Inc. /Nj Investment Risks

Claude
  • ! Severe profitability deterioration: net income down 17% YoY while revenue grows 26.3% indicates major margin compression or expense control failure
  • ! Critically weak returns on equity (2.6%) and assets (1.2%) signal poor capital deployment and operational inefficiency
  • ! Tight interest coverage ratio of 2.0x leaves minimal cushion for debt servicing if operating performance deteriorates further
  • ! Low net margin of 6.4% and FCF margin of 6.3% generate insufficient cash relative to revenue scale
ChatGPT
  • ! Net income did not grow despite strong revenue growth, which may signal earnings quality or cost pressure concerns
  • ! Long-term debt of $197.5M reduces flexibility if demand weakens or rates remain elevated
  • ! Cash balance is modest relative to debt, making sustained cash flow generation important

Key Metrics to Watch

Claude
  • * Gross margin trend and composition to identify source of profitability decline
  • * Operating expense ratio to assess cost control improvement efforts
  • * Interest coverage ratio trajectory to ensure debt sustainability
  • * Return on equity and return on assets - critical to monitor if capital efficiency improves
ChatGPT
  • * Net margin and operating margin trend
  • * Operating cash flow and free cash flow conversion

Bel Fuse Inc. /Nj (BELFB) Financial Metrics & Key Ratios

Revenue
$178.5M
Net Income
$11.4M
EPS (Diluted)
$0.00
Free Cash Flow
$11.2M
Total Assets
$951.9M
Cash Position
$59.4M

💡 AI Analyst Insight

Strong liquidity with a 3.18x current ratio provides a solid financial cushion.

BELFB Profit Margin, ROE & Profitability Analysis

Gross Margin 39.0%
Operating Margin 13.3%
Net Margin 6.4%
ROE 2.6%
ROA 1.2%
FCF Margin 6.3%

BELFB vs Technology Sector: How Bel Fuse Inc. /Nj Compares

How Bel Fuse Inc. /Nj compares to Technology sector averages

Net Margin
BELFB 6.4%
vs
Sector Avg 18.0%
BELFB Sector
ROE
BELFB 2.6%
vs
Sector Avg 22.0%
BELFB Sector
Current Ratio
BELFB 3.2x
vs
Sector Avg 2.5x
BELFB Sector
Debt/Equity
BELFB 0.5x
vs
Sector Avg 0.5x
BELFB Sector

Sector benchmarks are approximate industry averages. Actual sector performance may vary.

Is Bel Fuse Inc. /Nj Stock Overvalued? BELFB Valuation Analysis 2026

Based on fundamental analysis, Bel Fuse Inc. /Nj shows some fundamental concerns relative to the Technology sector in 2026.

Return on Equity
2.6%
Sector avg: 22%
Net Profit Margin
6.4%
Sector avg: 18%
Revenue Growth
N/A
Year-over-year
Debt/Equity
0.47x
Sector avg: 0.5x

Note: This is a fundamental analysis based on SEC filings. For P/E ratio, price targets, and market-based valuation, consult financial data providers. This is not investment advice.

Bel Fuse Inc. /Nj Balance Sheet: BELFB Debt, Cash & Liquidity

Current Ratio
3.18x
Quick Ratio
1.73x
Debt/Equity
0.47x
Debt/Assets
43.7%
Interest Coverage
2.01x
Long-term Debt
$204.5M

BELFB Revenue & Earnings Growth: 5-Year Financial Trend

BELFB 5-year financial data: Year 2021: Revenue $543.5M, Net Income $12.8M, EPS N/A. Year 2022: Revenue $654.2M, Net Income $24.8M, EPS N/A. Year 2023: Revenue $654.2M, Net Income $52.7M, EPS N/A. Year 2024: Revenue $654.2M, Net Income $52.7M, EPS N/A. Year 2025: Revenue $675.5M, Net Income $73.8M, EPS N/A.
Revenue
Net Income
EPS (right axis)

5-Year Trend Summary: Bel Fuse Inc. /Nj's revenue has grown significantly by 24% over the 5-year period, indicating strong business expansion.

BELFB Revenue Growth, EPS Growth & YoY Performance

Revenue Growth
N/A
Year-over-year
Net Income Growth
N/A
Year-over-year
EPS Growth
N/A
Earnings per share
FCF Margin
6.3%
Free cash flow / Revenue

BELFB Quarterly Earnings & Performance

Quarterly financial performance data for Bel Fuse Inc. /Nj including revenue, net income, and earnings per share.
Quarter Revenue Net Income EPS
Q1 2026 $152.2M $11.4M N/A
Q3 2025 $123.6M N/A N/A
Q2 2025 $133.2M N/A N/A
Q1 2025 $128.1M $15.9M N/A
Q3 2024 $123.6M $8.1M N/A
Q2 2024 $133.2M $14.6M N/A
Q1 2024 $128.1M $14.6M N/A
Q3 2023 $158.7M $5.1M N/A

Data sourced from SEC EDGAR 10-Q quarterly filings. Figures may represent quarterly or cumulative values.

Bel Fuse Inc. /Nj Dividends, Buybacks & Capital Allocation

Operating Cash Flow
$13.8M
Cash generated from operations
Capital Expenditures
$2.6M
Investment in assets
Dividends Paid
$840.0K
Returned to shareholders

BELFB SEC Filings: Latest 10-K & 10-Q Analysis

Access official SEC EDGAR filings for Bel Fuse Inc. /Nj (CIK: 0000729580)

📋 Recent SEC Filings

Date Form Document Action
Jun 3, 2026 4 xslF345X06/rdgdoc.xml View →
May 28, 2026 8-K belfa20260526_8k.htm View →
May 14, 2026 8-K ea0290047-8k_belfu.htm View →
May 12, 2026 8-K belfa20260507_8k.htm View →
May 5, 2026 10-Q belfa20260331_10q.htm View →

Frequently Asked Questions about BELFB

What is the AI rating for BELFB?

Bel Fuse Inc. /Nj (BELFB) has a Combined AI Grade of A from Claude (B) and ChatGPT (A) with 72% combined confidence, based on fundamental analysis of SEC EDGAR filings.

What are BELFB's key strengths?

Claude: Strong revenue growth of 26.3% YoY demonstrates market demand. Solid liquidity position with 3.18x current ratio and 3.5x quick ratio. ChatGPT: Strong top-line growth with 26.3% YoY revenue expansion. Healthy profitability profile with 39.1% gross margin and 16.4% operating margin.

What are the risks of investing in BELFB?

Claude: Severe profitability deterioration: net income down 17% YoY while revenue grows 26.3% indicates major margin compression or expense control failure. Critically weak returns on equity (2.6%) and assets (1.2%) signal poor capital deployment and operational inefficiency. ChatGPT: Net income did not grow despite strong revenue growth, which may signal earnings quality or cost pressure concerns. Long-term debt of $197.5M reduces flexibility if demand weakens or rates remain elevated.

What is BELFB's revenue and growth?

Bel Fuse Inc. /Nj reported revenue of $178.5M.

Does BELFB pay dividends?

Bel Fuse Inc. /Nj pays dividends, with $0.8M distributed to shareholders in the trailing twelve months.

Where can I find BELFB SEC filings?

Official SEC filings for Bel Fuse Inc. /Nj (CIK: 0000729580) including 10-K, 10-Q, and 8-K reports are available on SEC EDGAR.

What is BELFB's EPS?

Bel Fuse Inc. /Nj has a diluted EPS of $0.00.

How is the AI analysis conducted?

Two independent AI systems — Claude (Anthropic) and ChatGPT (OpenAI) — analyze SEC EDGAR filings including 10-K annual reports and 10-Q quarterly reports. Each AI evaluates financial health, profitability ratios, balance sheet strength, and growth metrics. The combined grade reflects both perspectives for balanced insights.

What is BELFB's fundamental grade?

Based on our AI fundamental analysis in June 2026, Bel Fuse Inc. /Nj has a A grade with 72% confidence. The AI analysis suggests favorable fundamentals based on SEC filings. This is not investment advice.

Is BELFB stock overvalued or undervalued?

Valuation metrics for BELFB: ROE of 2.6% (sector avg: 22%), net margin of 6.4% (sector avg: 18%). Compare these metrics with sector averages to assess valuation.

What is BELFB's AI grade for 2026?

Our dual AI analysis gives Bel Fuse Inc. /Nj a combined A grade for 2026. Revenue is data pending, with profitability at or below sector average. Always conduct your own research.

What is BELFB's free cash flow?

Bel Fuse Inc. /Nj's operating cash flow is $13.8M, with capital expenditures of $2.6M. FCF margin is 6.3%.

How does BELFB compare to other Technology stocks?

Vs Technology sector averages: Net margin 6.4% (avg: 18%), ROE 2.6% (avg: 22%), current ratio 3.18 (avg: 2.5).

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Disclaimer: This analysis is generated by Claude AI (Anthropic) and ChatGPT (OpenAI) based on publicly available SEC EDGAR filings. It does not include stock price data and should not be considered financial advice. All fundamental data is sourced from SEC public domain filings. Always conduct your own research and consult with a qualified financial advisor before making investment decisions.
Data Source: SEC EDGAR | Analysis Date: May 6, 2026 | Data as of: 2026-03-31 | Powered by Claude AI