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Side-by-side financial comparison of OPAL Fuels Inc. (OPAL) and Stoke Therapeutics, Inc. (STOK). Click either name above to swap in a different company.

Stoke Therapeutics, Inc. is the larger business by last-quarter revenue ($158.6M vs $88.4M, roughly 1.8× OPAL Fuels Inc.). Stoke Therapeutics, Inc. runs the higher net margin — 71.2% vs 18.3%, a 52.9% gap on every dollar of revenue. On growth, Stoke Therapeutics, Inc. posted the faster year-over-year revenue change (3661.1% vs 18.7%). Stoke Therapeutics, Inc. produced more free cash flow last quarter ($131.7M vs $-13.4M).

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.

Stoke Therapeutics, Inc. is a clinical-stage biotechnology company developing innovative RNA-targeted therapies for severe rare genetic diseases. Its lead candidates address unmet needs for Dravet syndrome, a rare epilepsy, and other neurological monogenic disorders, serving patients across North America and global markets.

OPAL vs STOK — Head-to-Head

Bigger by revenue
STOK
STOK
1.8× larger
STOK
$158.6M
$88.4M
OPAL
Growing faster (revenue YoY)
STOK
STOK
+3642.4% gap
STOK
3661.1%
18.7%
OPAL
Higher net margin
STOK
STOK
52.9% more per $
STOK
71.2%
18.3%
OPAL
More free cash flow
STOK
STOK
$145.0M more FCF
STOK
$131.7M
$-13.4M
OPAL

Income Statement — Q4 FY2025 vs Q1 FY2025

Metric
OPAL
OPAL
STOK
STOK
Revenue
$88.4M
$158.6M
Net Profit
$16.2M
$112.9M
Gross Margin
Operating Margin
7.5%
70.2%
Net Margin
18.3%
71.2%
Revenue YoY
18.7%
3661.1%
Net Profit YoY
401.5%
528.0%
EPS (diluted)
$0.08
$1.90

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
OPAL
OPAL
STOK
STOK
Q4 25
$88.4M
Q3 25
$77.9M
Q2 25
$77.4M
Q1 25
$83.0M
$158.6M
Q4 24
$74.5M
$22.6M
Q3 24
$82.6M
Q2 24
$69.8M
Q1 24
$64.0M
Net Profit
OPAL
OPAL
STOK
STOK
Q4 25
$16.2M
Q3 25
$11.4M
Q2 25
$7.6M
Q1 25
$1.3M
$112.9M
Q4 24
$-5.4M
$-10.5M
Q3 24
$17.1M
Q2 24
$1.9M
Q1 24
$677.0K
Operating Margin
OPAL
OPAL
STOK
STOK
Q4 25
7.5%
Q3 25
4.6%
Q2 25
-1.1%
Q1 25
-2.3%
70.2%
Q4 24
-0.5%
-60.4%
Q3 24
14.9%
Q2 24
8.1%
Q1 24
5.6%
Net Margin
OPAL
OPAL
STOK
STOK
Q4 25
18.3%
Q3 25
14.6%
Q2 25
9.8%
Q1 25
1.5%
71.2%
Q4 24
-7.2%
-46.4%
Q3 24
20.7%
Q2 24
2.7%
Q1 24
1.1%
EPS (diluted)
OPAL
OPAL
STOK
STOK
Q4 25
$0.08
Q3 25
$0.05
Q2 25
$0.03
Q1 25
$-0.01
$1.90
Q4 24
$-0.05
$-0.15
Q3 24
$0.09
Q2 24
$-0.01
Q1 24
$-0.01

Balance Sheet & Financial Strength

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

Metric
OPAL
OPAL
STOK
STOK
Cash + ST InvestmentsLiquidity on hand
$24.4M
$274.8M
Total DebtLower is stronger
$361.3M
Stockholders' EquityBook value
$-12.9M
$350.1M
Total Assets
$959.5M
$406.9M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
OPAL
OPAL
STOK
STOK
Q4 25
$24.4M
Q3 25
$29.9M
Q2 25
$29.3M
Q1 25
$40.1M
$274.8M
Q4 24
$24.3M
$128.0M
Q3 24
$31.0M
Q2 24
$27.6M
Q1 24
$34.2M
Total Debt
OPAL
OPAL
STOK
STOK
Q4 25
$361.3M
Q3 25
$351.2M
Q2 25
$331.6M
Q1 25
$307.0M
Q4 24
$307.5M
Q3 24
$252.9M
Q2 24
$233.3M
Q1 24
$208.7M
Stockholders' Equity
OPAL
OPAL
STOK
STOK
Q4 25
$-12.9M
Q3 25
$7.5M
Q2 25
$-25.0M
Q1 25
$57.1M
$350.1M
Q4 24
$-148.4M
$229.0M
Q3 24
$-180.1M
Q2 24
$-273.0M
Q1 24
$-382.4M
Total Assets
OPAL
OPAL
STOK
STOK
Q4 25
$959.5M
Q3 25
$916.7M
Q2 25
$905.5M
Q1 25
$884.9M
$406.9M
Q4 24
$881.1M
$271.6M
Q3 24
$831.1M
Q2 24
$782.3M
Q1 24
$750.5M
Debt / Equity
OPAL
OPAL
STOK
STOK
Q4 25
Q3 25
46.95×
Q2 25
Q1 25
5.38×
Q4 24
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
OPAL
OPAL
STOK
STOK
Operating Cash FlowLast quarter
$-3.5M
$131.8M
Free Cash FlowOCF − Capex
$-13.4M
$131.7M
FCF MarginFCF / Revenue
-15.1%
83.0%
Capex IntensityCapex / Revenue
11.1%
0.1%
Cash ConversionOCF / Net Profit
-0.22×
1.17×
TTM Free Cash FlowTrailing 4 quarters
$-34.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
OPAL
OPAL
STOK
STOK
Q4 25
$-3.5M
Q3 25
$18.2M
Q2 25
$-7.9M
Q1 25
$29.7M
$131.8M
Q4 24
$-532.0K
$-23.2M
Q3 24
$17.7M
Q2 24
$533.0K
Q1 24
$13.7M
Free Cash Flow
OPAL
OPAL
STOK
STOK
Q4 25
$-13.4M
Q3 25
$-9.3M
Q2 25
$-29.7M
Q1 25
$18.1M
$131.7M
Q4 24
$-55.0M
$-23.2M
Q3 24
$-5.4M
Q2 24
$-22.5M
Q1 24
$-13.0M
FCF Margin
OPAL
OPAL
STOK
STOK
Q4 25
-15.1%
Q3 25
-11.9%
Q2 25
-38.4%
Q1 25
21.8%
83.0%
Q4 24
-73.8%
-102.7%
Q3 24
-6.5%
Q2 24
-32.2%
Q1 24
-20.4%
Capex Intensity
OPAL
OPAL
STOK
STOK
Q4 25
11.1%
Q3 25
35.3%
Q2 25
28.2%
Q1 25
13.9%
0.1%
Q4 24
73.1%
0.2%
Q3 24
27.9%
Q2 24
32.9%
Q1 24
41.8%
Cash Conversion
OPAL
OPAL
STOK
STOK
Q4 25
-0.22×
Q3 25
1.60×
Q2 25
-1.04×
Q1 25
23.11×
1.17×
Q4 24
Q3 24
1.03×
Q2 24
0.28×
Q1 24
20.26×

Financial Flow Comparison

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

Revenue Breakdown by Segment

OPAL
OPAL

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

STOK
STOK

Segment breakdown not available.

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