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Side-by-side financial comparison of AEMETIS, INC (AMTX) and Westlake Chemical Partners LP (WLKP). Click either name above to swap in a different company.

Westlake Chemical Partners LP is the larger business by last-quarter revenue ($323.0M vs $43.3M, roughly 7.5× AEMETIS, INC). On growth, Westlake Chemical Partners LP posted the faster year-over-year revenue change (11.4% vs -7.9%). Westlake Chemical Partners LP produced more free cash flow last quarter ($111.5M vs $-10.8M). Over the past eight quarters, Westlake Chemical Partners LP's revenue compounded faster (6.5% CAGR vs -22.8%).

Aemetis, Inc. is a renewable fuels and sustainable biochemicals producer operating across North America and India. Its core products include low-carbon ethanol, renewable natural gas and biodiesel, serving transportation, industrial and agricultural sectors with decarbonization solutions for commercial clients.

Westlake Chemical Partners LP is a petrochemical limited partnership that manufactures and markets basic products including ethylene, polyethylene, and styrene monomers. It operates mainly in North America, serving packaging, construction, consumer goods, and industrial manufacturing sectors.

AMTX vs WLKP — Head-to-Head

Bigger by revenue
WLKP
WLKP
7.5× larger
WLKP
$323.0M
$43.3M
AMTX
Growing faster (revenue YoY)
WLKP
WLKP
+19.2% gap
WLKP
11.4%
-7.9%
AMTX
More free cash flow
WLKP
WLKP
$122.3M more FCF
WLKP
$111.5M
$-10.8M
AMTX
Faster 2-yr revenue CAGR
WLKP
WLKP
Annualised
WLKP
6.5%
-22.8%
AMTX

Income Statement — Q4 2025 vs Q4 2025

Metric
AMTX
AMTX
WLKP
WLKP
Revenue
$43.3M
$323.0M
Net Profit
$14.5M
Gross Margin
17.8%
30.0%
Operating Margin
-5.7%
27.8%
Net Margin
4.5%
Revenue YoY
-7.9%
11.4%
Net Profit YoY
-3.0%
EPS (diluted)
$-0.03

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
AMTX
AMTX
WLKP
WLKP
Q4 25
$43.3M
$323.0M
Q3 25
$59.2M
$308.9M
Q2 25
$52.2M
$297.1M
Q1 25
$42.9M
$237.6M
Q4 24
$47.0M
$290.1M
Q3 24
$81.4M
$277.0M
Q2 24
$66.6M
$284.2M
Q1 24
$72.6M
$284.7M
Net Profit
AMTX
AMTX
WLKP
WLKP
Q4 25
$14.5M
Q3 25
$-23.7M
$14.7M
Q2 25
$-23.4M
$14.6M
Q1 25
$-24.5M
$4.9M
Q4 24
$15.0M
Q3 24
$-17.9M
$18.1M
Q2 24
$-29.2M
$14.4M
Q1 24
$-24.2M
$14.8M
Gross Margin
AMTX
AMTX
WLKP
WLKP
Q4 25
17.8%
30.0%
Q3 25
-0.1%
32.2%
Q2 25
-6.4%
32.8%
Q1 25
-11.8%
22.8%
Q4 24
-4.3%
34.0%
Q3 24
4.8%
42.2%
Q2 24
-2.7%
35.6%
Q1 24
-0.8%
35.9%
Operating Margin
AMTX
AMTX
WLKP
WLKP
Q4 25
-5.7%
27.8%
Q3 25
-14.4%
29.8%
Q2 25
-20.4%
30.7%
Q1 25
-36.3%
19.6%
Q4 24
-28.7%
31.7%
Q3 24
-4.8%
39.6%
Q2 24
-20.4%
32.9%
Q1 24
-13.0%
33.4%
Net Margin
AMTX
AMTX
WLKP
WLKP
Q4 25
4.5%
Q3 25
-40.1%
4.7%
Q2 25
-44.8%
4.9%
Q1 25
-57.2%
2.1%
Q4 24
5.2%
Q3 24
-22.0%
6.5%
Q2 24
-43.8%
5.1%
Q1 24
-33.4%
5.2%
EPS (diluted)
AMTX
AMTX
WLKP
WLKP
Q4 25
$-0.03
Q3 25
$-0.37
Q2 25
$-0.41
Q1 25
$-0.47
Q4 24
$-0.29
Q3 24
$-0.38
Q2 24
$-0.66
Q1 24
$-0.58

Balance Sheet & Financial Strength

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

Metric
AMTX
AMTX
WLKP
WLKP
Cash + ST InvestmentsLiquidity on hand
$4.9M
$44.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$-306.8M
Total Assets
$259.8M
$1.3B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMTX
AMTX
WLKP
WLKP
Q4 25
$4.9M
$44.3M
Q3 25
$5.6M
$37.9M
Q2 25
$1.6M
$36.6M
Q1 25
$499.0K
$49.6M
Q4 24
$898.0K
$58.3M
Q3 24
$296.0K
$60.2M
Q2 24
$234.0K
$66.0M
Q1 24
$1.6M
$55.8M
Total Debt
AMTX
AMTX
WLKP
WLKP
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
$338.1M
Q3 24
$322.2M
Q2 24
$309.0M
Q1 24
$307.2M
Stockholders' Equity
AMTX
AMTX
WLKP
WLKP
Q4 25
$-306.8M
Q3 25
$-304.9M
Q2 25
$-289.3M
Q1 25
$-280.7M
Q4 24
$-263.9M
Q3 24
$-258.9M
Q2 24
$-249.0M
Q1 24
$-232.1M
Total Assets
AMTX
AMTX
WLKP
WLKP
Q4 25
$259.8M
$1.3B
Q3 25
$241.1M
$1.3B
Q2 25
$240.0M
$1.3B
Q1 25
$242.5M
$1.4B
Q4 24
$259.3M
$1.3B
Q3 24
$259.3M
$1.3B
Q2 24
$259.3M
$1.3B
Q1 24
$259.3M
$1.3B

Cash Flow & Capital Efficiency

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

Metric
AMTX
AMTX
WLKP
WLKP
Operating Cash FlowLast quarter
$5.8M
$120.4M
Free Cash FlowOCF − Capex
$-10.8M
$111.5M
FCF MarginFCF / Revenue
-24.9%
34.5%
Capex IntensityCapex / Revenue
38.2%
2.7%
Cash ConversionOCF / Net Profit
8.28×
TTM Free Cash FlowTrailing 4 quarters
$-22.7M
$201.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMTX
AMTX
WLKP
WLKP
Q4 25
$5.8M
$120.4M
Q3 25
$3.1M
$105.2M
Q2 25
$-5.7M
$9.1M
Q1 25
$160.0K
$45.8M
Q4 24
$-12.6M
$132.5M
Q3 24
$-5.0M
$126.1M
Q2 24
$-5.1M
$121.9M
Q1 24
$-10.3M
$104.6M
Free Cash Flow
AMTX
AMTX
WLKP
WLKP
Q4 25
$-10.8M
$111.5M
Q3 25
$-1.0M
$75.6M
Q2 25
$-9.3M
$-15.3M
Q1 25
$-1.7M
$29.8M
Q4 24
$-19.4M
$119.0M
Q3 24
$-9.5M
$110.5M
Q2 24
$-10.5M
$111.7M
Q1 24
$-13.9M
$94.8M
FCF Margin
AMTX
AMTX
WLKP
WLKP
Q4 25
-24.9%
34.5%
Q3 25
-1.7%
24.5%
Q2 25
-17.7%
-5.2%
Q1 25
-3.9%
12.6%
Q4 24
-41.2%
41.0%
Q3 24
-11.6%
39.9%
Q2 24
-15.8%
39.3%
Q1 24
-19.1%
33.3%
Capex Intensity
AMTX
AMTX
WLKP
WLKP
Q4 25
38.2%
2.7%
Q3 25
6.9%
9.6%
Q2 25
6.7%
8.2%
Q1 25
4.3%
6.7%
Q4 24
14.4%
4.6%
Q3 24
5.5%
5.6%
Q2 24
8.1%
3.6%
Q1 24
4.9%
3.4%
Cash Conversion
AMTX
AMTX
WLKP
WLKP
Q4 25
8.28×
Q3 25
7.18×
Q2 25
0.62×
Q1 25
9.25×
Q4 24
8.83×
Q3 24
6.95×
Q2 24
8.45×
Q1 24
7.05×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AMTX
AMTX

Ethanol Sales$28.8M66%
Wet Distillers Grains$6.8M16%
California Dairy Renewable Natural Gas$5.2M12%
Other$1.8M4%

WLKP
WLKP

Affiliated Entity$296.9M92%
Nonrelated Party$26.2M8%

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