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Side-by-side financial comparison of AMPCO PITTSBURGH CORP (AP) and BEL FUSE INC (BELFA). Click either name above to swap in a different company.

BEL FUSE INC is the larger business by last-quarter revenue ($178.5M vs $104.4M, roughly 1.7× AMPCO PITTSBURGH CORP). BEL FUSE INC runs the higher net margin — 8.4% vs -55.2%, a 63.6% gap on every dollar of revenue. On growth, BEL FUSE INC posted the faster year-over-year revenue change (17.2% vs 11.5%). Over the past eight quarters, BEL FUSE INC's revenue compounded faster (15.8% CAGR vs -2.6%).

Ampco-Pittsburgh Corporation is a specialty steel manufacturer headquartered in Downtown Pittsburgh, Pennsylvania. It is one of several companies to bear the Ampco name, and it should not be confused with the Milwaukee-based copper base alloy producer, Ampco Metal Inc.; the Miami-based cabinetry company; the Swiss aluminum corporation; or the Dallas-based tool company. Ampco was formed in 1929 and is a conglomerate made up of several previously established small steel makers. Five small compa...

Bel Fuse Inc. is a global manufacturer of electronic components, offering interconnect solutions, magnetics, and circuit protection products for industries including automotive, data communications, aerospace, industrial, and consumer electronics. It serves original equipment manufacturers and contract manufacturers across North America, Europe, and Asia, prioritizing high-performance, reliable components for cutting-edge technology applications.

AP vs BELFA — Head-to-Head

Bigger by revenue
BELFA
BELFA
1.7× larger
BELFA
$178.5M
$104.4M
AP
Growing faster (revenue YoY)
BELFA
BELFA
+5.8% gap
BELFA
17.2%
11.5%
AP
Higher net margin
BELFA
BELFA
63.6% more per $
BELFA
8.4%
-55.2%
AP
Faster 2-yr revenue CAGR
BELFA
BELFA
Annualised
BELFA
15.8%
-2.6%
AP

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
AP
AP
BELFA
BELFA
Revenue
$104.4M
$178.5M
Net Profit
$-57.7M
$15.0M
Gross Margin
39.0%
Operating Margin
-54.0%
13.3%
Net Margin
-55.2%
8.4%
Revenue YoY
11.5%
17.2%
Net Profit YoY
-1958.9%
-18.2%
EPS (diluted)
$-2.87

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
AP
AP
BELFA
BELFA
Q1 26
$178.5M
Q4 25
$104.4M
$175.9M
Q3 25
$103.7M
$179.0M
Q2 25
$108.9M
$168.3M
Q1 25
$99.2M
$152.2M
Q4 24
$93.6M
$149.9M
Q3 24
$92.1M
$123.6M
Q2 24
$107.1M
$133.2M
Net Profit
AP
AP
BELFA
BELFA
Q1 26
$15.0M
Q4 25
$-57.7M
$6.4M
Q3 25
$-2.2M
$22.6M
Q2 25
$-7.3M
$26.8M
Q1 25
$1.1M
$17.9M
Q4 24
$3.1M
$6.4M
Q3 24
$-2.0M
$8.1M
Q2 24
$2.0M
$18.8M
Gross Margin
AP
AP
BELFA
BELFA
Q1 26
39.0%
Q4 25
39.4%
Q3 25
39.7%
Q2 25
38.7%
Q1 25
38.6%
Q4 24
37.5%
Q3 24
36.1%
Q2 24
40.1%
Operating Margin
AP
AP
BELFA
BELFA
Q1 26
13.3%
Q4 25
-54.0%
14.7%
Q3 25
1.1%
16.9%
Q2 25
-2.8%
17.7%
Q1 25
3.9%
16.4%
Q4 24
5.5%
8.3%
Q3 24
2.0%
9.3%
Q2 24
4.7%
17.0%
Net Margin
AP
AP
BELFA
BELFA
Q1 26
8.4%
Q4 25
-55.2%
3.7%
Q3 25
-2.1%
12.6%
Q2 25
-6.7%
15.9%
Q1 25
1.2%
11.7%
Q4 24
3.3%
4.3%
Q3 24
-2.1%
6.5%
Q2 24
1.9%
14.1%
EPS (diluted)
AP
AP
BELFA
BELFA
Q1 26
Q4 25
$-2.87
Q3 25
$-0.11
Q2 25
$-0.36
Q1 25
$0.06
Q4 24
$0.16
Q3 24
$-0.10
Q2 24
$0.10

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
AP
AP
BELFA
BELFA
Cash + ST InvestmentsLiquidity on hand
$10.7M
$59.4M
Total DebtLower is stronger
$117.9M
$204.5M
Stockholders' EquityBook value
$32.6M
$438.9M
Total Assets
$495.4M
$951.9M
Debt / EquityLower = less leverage
3.61×
0.47×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AP
AP
BELFA
BELFA
Q1 26
$59.4M
Q4 25
$10.7M
$57.8M
Q3 25
$15.0M
$57.7M
Q2 25
$9.9M
$59.3M
Q1 25
$7.1M
$65.9M
Q4 24
$15.4M
$68.3M
Q3 24
$11.8M
$134.3M
Q2 24
$7.9M
$85.0M
Total Debt
AP
AP
BELFA
BELFA
Q1 26
$204.5M
Q4 25
$117.9M
$197.5M
Q3 25
$119.0M
Q2 25
$115.9M
Q1 25
$115.0M
Q4 24
$116.4M
$287.5M
Q3 24
$116.0M
Q2 24
$119.4M
Stockholders' Equity
AP
AP
BELFA
BELFA
Q1 26
$438.9M
Q4 25
$32.6M
$425.5M
Q3 25
$60.1M
$427.8M
Q2 25
$62.7M
$404.7M
Q1 25
$64.6M
$376.9M
Q4 24
$58.9M
$360.6M
Q3 24
$61.3M
$367.4M
Q2 24
$58.0M
$356.4M
Total Assets
AP
AP
BELFA
BELFA
Q1 26
$951.9M
Q4 25
$495.4M
$935.2M
Q3 25
$524.4M
$952.8M
Q2 25
$537.2M
$950.6M
Q1 25
$536.2M
$940.5M
Q4 24
$530.9M
$949.8M
Q3 24
$547.4M
$584.4M
Q2 24
$560.8M
$567.6M
Debt / Equity
AP
AP
BELFA
BELFA
Q1 26
0.47×
Q4 25
3.61×
0.46×
Q3 25
1.98×
Q2 25
1.85×
Q1 25
1.78×
Q4 24
1.98×
0.80×
Q3 24
1.89×
Q2 24
2.06×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
AP
AP
BELFA
BELFA
Operating Cash FlowLast quarter
$2.7M
$13.8M
Free Cash FlowOCF − Capex
$-64.0K
FCF MarginFCF / Revenue
-0.1%
Capex IntensityCapex / Revenue
2.7%
Cash ConversionOCF / Net Profit
0.92×
TTM Free Cash FlowTrailing 4 quarters
$-8.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AP
AP
BELFA
BELFA
Q1 26
$13.8M
Q4 25
$2.7M
$29.6M
Q3 25
$6.3M
$22.2M
Q2 25
$-2.3M
$20.7M
Q1 25
$-5.3M
$8.1M
Q4 24
$7.5M
$8.3M
Q3 24
$11.4M
$27.4M
Q2 24
$-5.3M
$32.2M
Free Cash Flow
AP
AP
BELFA
BELFA
Q1 26
Q4 25
$-64.0K
$26.1M
Q3 25
$3.3M
$20.3M
Q2 25
$-3.8M
$16.8M
Q1 25
$-7.5M
$5.4M
Q4 24
$3.7M
$2.1M
Q3 24
$8.4M
$23.7M
Q2 24
$-8.0M
$30.8M
FCF Margin
AP
AP
BELFA
BELFA
Q1 26
Q4 25
-0.1%
14.9%
Q3 25
3.2%
11.4%
Q2 25
-3.5%
10.0%
Q1 25
-7.5%
3.5%
Q4 24
4.0%
1.4%
Q3 24
9.1%
19.2%
Q2 24
-7.5%
23.2%
Capex Intensity
AP
AP
BELFA
BELFA
Q1 26
Q4 25
2.7%
1.9%
Q3 25
2.9%
1.0%
Q2 25
1.3%
2.3%
Q1 25
2.2%
1.8%
Q4 24
4.0%
4.1%
Q3 24
3.2%
2.9%
Q2 24
2.5%
1.0%
Cash Conversion
AP
AP
BELFA
BELFA
Q1 26
0.92×
Q4 25
4.59×
Q3 25
0.98×
Q2 25
0.77×
Q1 25
-4.62×
0.46×
Q4 24
2.40×
1.30×
Q3 24
3.39×
Q2 24
-2.64×
1.71×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

AP
AP

Forged And Cast Mill Rolls$67.0M64%
Air Handling Systems$14.3M14%
Heat Exchange Coils$13.1M13%
Centrifugal Pumps$10.3M10%
Forged Engineered Products$4.0M4%

BELFA
BELFA

Segment breakdown not available.

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