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Side-by-side financial comparison of MP Materials Corp. (MP) and OPAL Fuels Inc. (OPAL). Click either name above to swap in a different company.

OPAL Fuels Inc. is the larger business by last-quarter revenue ($88.4M vs $52.7M, roughly 1.7× MP Materials Corp.). OPAL Fuels Inc. runs the higher net margin — 18.3% vs 17.9%, a 0.4% gap on every dollar of revenue. On growth, OPAL Fuels Inc. posted the faster year-over-year revenue change (18.7% vs -13.6%). OPAL Fuels Inc. produced more free cash flow last quarter ($-13.4M vs $-109.3M). Over the past eight quarters, OPAL Fuels Inc.'s revenue compounded faster (17.6% CAGR vs 4.0%).

MP Materials Corp. is a U.S.-based producer of rare earth materials. The company owns and operates the Mountain Pass mine in California, the only active rare earth mining and processing facility in the Western Hemisphere, producing essential materials for electric vehicles, wind turbines, and defense applications.

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.

MP vs OPAL — Head-to-Head

Bigger by revenue
OPAL
OPAL
1.7× larger
OPAL
$88.4M
$52.7M
MP
Growing faster (revenue YoY)
OPAL
OPAL
+32.3% gap
OPAL
18.7%
-13.6%
MP
Higher net margin
OPAL
OPAL
0.4% more per $
OPAL
18.3%
17.9%
MP
More free cash flow
OPAL
OPAL
$95.9M more FCF
OPAL
$-13.4M
$-109.3M
MP
Faster 2-yr revenue CAGR
OPAL
OPAL
Annualised
OPAL
17.6%
4.0%
MP

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
MP
MP
OPAL
OPAL
Revenue
$52.7M
$88.4M
Net Profit
$9.4M
$16.2M
Gross Margin
Operating Margin
-7.0%
7.5%
Net Margin
17.9%
18.3%
Revenue YoY
-13.6%
18.7%
Net Profit YoY
142.2%
401.5%
EPS (diluted)
$0.07
$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
MP
MP
OPAL
OPAL
Q4 25
$52.7M
$88.4M
Q3 25
$53.6M
$77.9M
Q2 25
$57.4M
$77.4M
Q1 25
$60.8M
$83.0M
Q4 24
$61.0M
$74.5M
Q3 24
$62.9M
$82.6M
Q2 24
$31.3M
$69.8M
Q1 24
$48.7M
$64.0M
Net Profit
MP
MP
OPAL
OPAL
Q4 25
$9.4M
$16.2M
Q3 25
$-41.8M
$11.4M
Q2 25
$-30.9M
$7.6M
Q1 25
$-22.6M
$1.3M
Q4 24
$-22.3M
$-5.4M
Q3 24
$-25.5M
$17.1M
Q2 24
$-34.1M
$1.9M
Q1 24
$16.5M
$677.0K
Operating Margin
MP
MP
OPAL
OPAL
Q4 25
-7.0%
7.5%
Q3 25
-125.2%
4.6%
Q2 25
-76.5%
-1.1%
Q1 25
-57.2%
-2.3%
Q4 24
-72.1%
-0.5%
Q3 24
-62.8%
14.9%
Q2 24
-171.1%
8.1%
Q1 24
-66.6%
5.6%
Net Margin
MP
MP
OPAL
OPAL
Q4 25
17.9%
18.3%
Q3 25
-78.0%
14.6%
Q2 25
-53.8%
9.8%
Q1 25
-37.2%
1.5%
Q4 24
-36.6%
-7.2%
Q3 24
-40.5%
20.7%
Q2 24
-108.9%
2.7%
Q1 24
33.9%
1.1%
EPS (diluted)
MP
MP
OPAL
OPAL
Q4 25
$0.07
$0.08
Q3 25
$-0.24
$0.05
Q2 25
$-0.19
$0.03
Q1 25
$-0.14
$-0.01
Q4 24
$-0.12
$-0.05
Q3 24
$-0.16
$0.09
Q2 24
$-0.21
$-0.01
Q1 24
$-0.08
$-0.01

Balance Sheet & Financial Strength

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

Metric
MP
MP
OPAL
OPAL
Cash + ST InvestmentsLiquidity on hand
$1.2B
$24.4M
Total DebtLower is stronger
$998.7M
$361.3M
Stockholders' EquityBook value
$2.0B
$-12.9M
Total Assets
$3.9B
$959.5M
Debt / EquityLower = less leverage
0.50×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MP
MP
OPAL
OPAL
Q4 25
$1.2B
$24.4M
Q3 25
$1.1B
$29.9M
Q2 25
$261.5M
$29.3M
Q1 25
$198.3M
$40.1M
Q4 24
$282.4M
$24.3M
Q3 24
$284.4M
$31.0M
Q2 24
$295.6M
$27.6M
Q1 24
$296.5M
$34.2M
Total Debt
MP
MP
OPAL
OPAL
Q4 25
$998.7M
$361.3M
Q3 25
$997.3M
$351.2M
Q2 25
$910.8M
$331.6M
Q1 25
$909.8M
$307.0M
Q4 24
$908.7M
$307.5M
Q3 24
$252.9M
Q2 24
$233.3M
Q1 24
$208.7M
Stockholders' Equity
MP
MP
OPAL
OPAL
Q4 25
$2.0B
$-12.9M
Q3 25
$2.0B
$7.5M
Q2 25
$1.0B
$-25.0M
Q1 25
$1.0B
$57.1M
Q4 24
$1.1B
$-148.4M
Q3 24
$1.1B
$-180.1M
Q2 24
$1.1B
$-273.0M
Q1 24
$1.1B
$-382.4M
Total Assets
MP
MP
OPAL
OPAL
Q4 25
$3.9B
$959.5M
Q3 25
$3.8B
$916.7M
Q2 25
$2.3B
$905.5M
Q1 25
$2.4B
$884.9M
Q4 24
$2.3B
$881.1M
Q3 24
$2.3B
$831.1M
Q2 24
$2.4B
$782.3M
Q1 24
$2.4B
$750.5M
Debt / Equity
MP
MP
OPAL
OPAL
Q4 25
0.50×
Q3 25
0.51×
46.95×
Q2 25
0.90×
Q1 25
0.88×
5.38×
Q4 24
0.86×
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

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

Metric
MP
MP
OPAL
OPAL
Operating Cash FlowLast quarter
$-46.9M
$-3.5M
Free Cash FlowOCF − Capex
$-109.3M
$-13.4M
FCF MarginFCF / Revenue
-207.4%
-15.1%
Capex IntensityCapex / Revenue
118.5%
11.1%
Cash ConversionOCF / Net Profit
-4.97×
-0.22×
TTM Free Cash FlowTrailing 4 quarters
$-328.1M
$-34.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MP
MP
OPAL
OPAL
Q4 25
$-46.9M
$-3.5M
Q3 25
$-42.0M
$18.2M
Q2 25
$-3.7M
$-7.9M
Q1 25
$-63.2M
$29.7M
Q4 24
$30.5M
$-532.0K
Q3 24
$-6.8M
$17.7M
Q2 24
$30.8M
$533.0K
Q1 24
$-41.1M
$13.7M
Free Cash Flow
MP
MP
OPAL
OPAL
Q4 25
$-109.3M
$-13.4M
Q3 25
$-92.5M
$-9.3M
Q2 25
$-32.7M
$-29.7M
Q1 25
$-93.7M
$18.1M
Q4 24
$-11.2M
$-55.0M
Q3 24
$-53.3M
$-5.4M
Q2 24
$-15.6M
$-22.5M
Q1 24
$-93.0M
$-13.0M
FCF Margin
MP
MP
OPAL
OPAL
Q4 25
-207.4%
-15.1%
Q3 25
-172.8%
-11.9%
Q2 25
-56.9%
-38.4%
Q1 25
-154.0%
21.8%
Q4 24
-18.3%
-73.8%
Q3 24
-84.7%
-6.5%
Q2 24
-50.1%
-32.2%
Q1 24
-191.0%
-20.4%
Capex Intensity
MP
MP
OPAL
OPAL
Q4 25
118.5%
11.1%
Q3 25
94.3%
35.3%
Q2 25
50.5%
28.2%
Q1 25
50.1%
13.9%
Q4 24
68.3%
73.1%
Q3 24
73.8%
27.9%
Q2 24
148.7%
32.9%
Q1 24
106.5%
41.8%
Cash Conversion
MP
MP
OPAL
OPAL
Q4 25
-4.97×
-0.22×
Q3 25
1.60×
Q2 25
-1.04×
Q1 25
23.11×
Q4 24
Q3 24
1.03×
Q2 24
0.28×
Q1 24
-2.49×
20.26×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MP
MP

Materials Segment$35.6M68%
Other$17.1M32%

OPAL
OPAL

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

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