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Side-by-side financial comparison of AMPCO PITTSBURGH CORP (AP) and OPAL Fuels Inc. (OPAL). Click either name above to swap in a different company.

AMPCO PITTSBURGH CORP is the larger business by last-quarter revenue ($104.4M vs $88.4M, roughly 1.2× OPAL Fuels Inc.). OPAL Fuels Inc. runs the higher net margin — 18.3% vs -55.2%, a 73.5% gap on every dollar of revenue. On growth, OPAL Fuels Inc. posted the faster year-over-year revenue change (18.7% vs 11.5%). AMPCO PITTSBURGH CORP produced more free cash flow last quarter ($-64.0K vs $-13.4M). Over the past eight quarters, OPAL Fuels Inc.'s revenue compounded faster (17.6% 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...

OPAL Fuels Inc. is a North American energy company focused on producing and distributing low-carbon renewable natural gas (RNG). It captures methane from landfills, dairy operations and other organic waste streams to produce RNG, which is mainly supplied to heavy-duty transportation fleets, commercial logistics operators and public transport entities to help reduce their greenhouse gas emissions.

AP vs OPAL — Head-to-Head

Bigger by revenue
AP
AP
1.2× larger
AP
$104.4M
$88.4M
OPAL
Growing faster (revenue YoY)
OPAL
OPAL
+7.3% gap
OPAL
18.7%
11.5%
AP
Higher net margin
OPAL
OPAL
73.5% more per $
OPAL
18.3%
-55.2%
AP
More free cash flow
AP
AP
$13.3M more FCF
AP
$-64.0K
$-13.4M
OPAL
Faster 2-yr revenue CAGR
OPAL
OPAL
Annualised
OPAL
17.6%
-2.6%
AP

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AP
AP
OPAL
OPAL
Revenue
$104.4M
$88.4M
Net Profit
$-57.7M
$16.2M
Gross Margin
Operating Margin
-54.0%
7.5%
Net Margin
-55.2%
18.3%
Revenue YoY
11.5%
18.7%
Net Profit YoY
-1958.9%
401.5%
EPS (diluted)
$-2.87
$0.08

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
OPAL
OPAL
Q4 25
$104.4M
$88.4M
Q3 25
$103.7M
$77.9M
Q2 25
$108.9M
$77.4M
Q1 25
$99.2M
$83.0M
Q4 24
$93.6M
$74.5M
Q3 24
$92.1M
$82.6M
Q2 24
$107.1M
$69.8M
Q1 24
$110.0M
$64.0M
Net Profit
AP
AP
OPAL
OPAL
Q4 25
$-57.7M
$16.2M
Q3 25
$-2.2M
$11.4M
Q2 25
$-7.3M
$7.6M
Q1 25
$1.1M
$1.3M
Q4 24
$3.1M
$-5.4M
Q3 24
$-2.0M
$17.1M
Q2 24
$2.0M
$1.9M
Q1 24
$-2.7M
$677.0K
Operating Margin
AP
AP
OPAL
OPAL
Q4 25
-54.0%
7.5%
Q3 25
1.1%
4.6%
Q2 25
-2.8%
-1.1%
Q1 25
3.9%
-2.3%
Q4 24
5.5%
-0.5%
Q3 24
2.0%
14.9%
Q2 24
4.7%
8.1%
Q1 24
0.1%
5.6%
Net Margin
AP
AP
OPAL
OPAL
Q4 25
-55.2%
18.3%
Q3 25
-2.1%
14.6%
Q2 25
-6.7%
9.8%
Q1 25
1.2%
1.5%
Q4 24
3.3%
-7.2%
Q3 24
-2.1%
20.7%
Q2 24
1.9%
2.7%
Q1 24
-2.5%
1.1%
EPS (diluted)
AP
AP
OPAL
OPAL
Q4 25
$-2.87
$0.08
Q3 25
$-0.11
$0.05
Q2 25
$-0.36
$0.03
Q1 25
$0.06
$-0.01
Q4 24
$0.16
$-0.05
Q3 24
$-0.10
$0.09
Q2 24
$0.10
$-0.01
Q1 24
$-0.14
$-0.01

Balance Sheet & Financial Strength

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

Metric
AP
AP
OPAL
OPAL
Cash + ST InvestmentsLiquidity on hand
$10.7M
$24.4M
Total DebtLower is stronger
$117.9M
$361.3M
Stockholders' EquityBook value
$32.6M
$-12.9M
Total Assets
$495.4M
$959.5M
Debt / EquityLower = less leverage
3.61×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AP
AP
OPAL
OPAL
Q4 25
$10.7M
$24.4M
Q3 25
$15.0M
$29.9M
Q2 25
$9.9M
$29.3M
Q1 25
$7.1M
$40.1M
Q4 24
$15.4M
$24.3M
Q3 24
$11.8M
$31.0M
Q2 24
$7.9M
$27.6M
Q1 24
$10.8M
$34.2M
Total Debt
AP
AP
OPAL
OPAL
Q4 25
$117.9M
$361.3M
Q3 25
$119.0M
$351.2M
Q2 25
$115.9M
$331.6M
Q1 25
$115.0M
$307.0M
Q4 24
$116.4M
$307.5M
Q3 24
$116.0M
$252.9M
Q2 24
$119.4M
$233.3M
Q1 24
$116.2M
$208.7M
Stockholders' Equity
AP
AP
OPAL
OPAL
Q4 25
$32.6M
$-12.9M
Q3 25
$60.1M
$7.5M
Q2 25
$62.7M
$-25.0M
Q1 25
$64.6M
$57.1M
Q4 24
$58.9M
$-148.4M
Q3 24
$61.3M
$-180.1M
Q2 24
$58.0M
$-273.0M
Q1 24
$56.3M
$-382.4M
Total Assets
AP
AP
OPAL
OPAL
Q4 25
$495.4M
$959.5M
Q3 25
$524.4M
$916.7M
Q2 25
$537.2M
$905.5M
Q1 25
$536.2M
$884.9M
Q4 24
$530.9M
$881.1M
Q3 24
$547.4M
$831.1M
Q2 24
$560.8M
$782.3M
Q1 24
$565.8M
$750.5M
Debt / Equity
AP
AP
OPAL
OPAL
Q4 25
3.61×
Q3 25
1.98×
46.95×
Q2 25
1.85×
Q1 25
1.78×
5.38×
Q4 24
1.98×
Q3 24
1.89×
Q2 24
2.06×
Q1 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
OPAL
OPAL
Operating Cash FlowLast quarter
$2.7M
$-3.5M
Free Cash FlowOCF − Capex
$-64.0K
$-13.4M
FCF MarginFCF / Revenue
-0.1%
-15.1%
Capex IntensityCapex / Revenue
2.7%
11.1%
Cash ConversionOCF / Net Profit
-0.22×
TTM Free Cash FlowTrailing 4 quarters
$-8.1M
$-34.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AP
AP
OPAL
OPAL
Q4 25
$2.7M
$-3.5M
Q3 25
$6.3M
$18.2M
Q2 25
$-2.3M
$-7.9M
Q1 25
$-5.3M
$29.7M
Q4 24
$7.5M
$-532.0K
Q3 24
$11.4M
$17.7M
Q2 24
$-5.3M
$533.0K
Q1 24
$4.5M
$13.7M
Free Cash Flow
AP
AP
OPAL
OPAL
Q4 25
$-64.0K
$-13.4M
Q3 25
$3.3M
$-9.3M
Q2 25
$-3.8M
$-29.7M
Q1 25
$-7.5M
$18.1M
Q4 24
$3.7M
$-55.0M
Q3 24
$8.4M
$-5.4M
Q2 24
$-8.0M
$-22.5M
Q1 24
$1.7M
$-13.0M
FCF Margin
AP
AP
OPAL
OPAL
Q4 25
-0.1%
-15.1%
Q3 25
3.2%
-11.9%
Q2 25
-3.5%
-38.4%
Q1 25
-7.5%
21.8%
Q4 24
4.0%
-73.8%
Q3 24
9.1%
-6.5%
Q2 24
-7.5%
-32.2%
Q1 24
1.5%
-20.4%
Capex Intensity
AP
AP
OPAL
OPAL
Q4 25
2.7%
11.1%
Q3 25
2.9%
35.3%
Q2 25
1.3%
28.2%
Q1 25
2.2%
13.9%
Q4 24
4.0%
73.1%
Q3 24
3.2%
27.9%
Q2 24
2.5%
32.9%
Q1 24
2.6%
41.8%
Cash Conversion
AP
AP
OPAL
OPAL
Q4 25
-0.22×
Q3 25
1.60×
Q2 25
-1.04×
Q1 25
-4.62×
23.11×
Q4 24
2.40×
Q3 24
1.03×
Q2 24
-2.64×
0.28×
Q1 24
20.26×

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%

OPAL
OPAL

Fuel Station Services Segment$65.1M74%
Related Party$12.1M14%
Renewable Power Segment$8.6M10%
Other$2.6M3%

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