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Side-by-side financial comparison of AEMETIS, INC (AMTX) and RBB Bancorp (RBB). Click either name above to swap in a different company.

AEMETIS, INC is the larger business by last-quarter revenue ($43.3M vs $32.3M, roughly 1.3× RBB Bancorp). On growth, RBB Bancorp posted the faster year-over-year revenue change (12.6% vs -7.9%). RBB Bancorp produced more free cash flow last quarter ($42.6M vs $-10.8M). Over the past eight quarters, RBB Bancorp's revenue compounded faster (7.0% 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.

RBB Bancorp is a US-based financial holding company that operates Royal Business Bank as its primary banking subsidiary. It caters mainly to Asian American communities, small and medium-sized enterprises, real estate investors, and retail clients, offering comprehensive commercial banking, consumer lending, deposit services, and wealth management solutions across branches in key US coastal metropolitan areas.

AMTX vs RBB — Head-to-Head

Bigger by revenue
AMTX
AMTX
1.3× larger
AMTX
$43.3M
$32.3M
RBB
Growing faster (revenue YoY)
RBB
RBB
+20.4% gap
RBB
12.6%
-7.9%
AMTX
More free cash flow
RBB
RBB
$53.4M more FCF
RBB
$42.6M
$-10.8M
AMTX
Faster 2-yr revenue CAGR
RBB
RBB
Annualised
RBB
7.0%
-22.8%
AMTX

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AMTX
AMTX
RBB
RBB
Revenue
$43.3M
$32.3M
Net Profit
$10.2M
Gross Margin
17.8%
Operating Margin
-5.7%
39.5%
Net Margin
31.5%
Revenue YoY
-7.9%
12.6%
Net Profit YoY
132.1%
EPS (diluted)
$-0.03
$0.59

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
RBB
RBB
Q4 25
$43.3M
$32.3M
Q3 25
$59.2M
$32.6M
Q2 25
$52.2M
$35.8M
Q1 25
$42.9M
$28.5M
Q4 24
$47.0M
$28.7M
Q3 24
$81.4M
$30.3M
Q2 24
$66.6M
$27.5M
Q1 24
$72.6M
$28.2M
Net Profit
AMTX
AMTX
RBB
RBB
Q4 25
$10.2M
Q3 25
$-23.7M
$10.1M
Q2 25
$-23.4M
$9.3M
Q1 25
$-24.5M
$2.3M
Q4 24
$4.4M
Q3 24
$-17.9M
$7.0M
Q2 24
$-29.2M
$7.2M
Q1 24
$-24.2M
$8.0M
Gross Margin
AMTX
AMTX
RBB
RBB
Q4 25
17.8%
Q3 25
-0.1%
Q2 25
-6.4%
Q1 25
-11.8%
Q4 24
-4.3%
Q3 24
4.8%
Q2 24
-2.7%
Q1 24
-0.8%
Operating Margin
AMTX
AMTX
RBB
RBB
Q4 25
-5.7%
39.5%
Q3 25
-14.4%
40.7%
Q2 25
-20.4%
36.1%
Q1 25
-36.3%
11.2%
Q4 24
-28.7%
17.6%
Q3 24
-4.8%
31.6%
Q2 24
-20.4%
35.6%
Q1 24
-13.0%
39.9%
Net Margin
AMTX
AMTX
RBB
RBB
Q4 25
31.5%
Q3 25
-40.1%
31.2%
Q2 25
-44.8%
26.1%
Q1 25
-57.2%
8.0%
Q4 24
15.3%
Q3 24
-22.0%
23.1%
Q2 24
-43.8%
26.4%
Q1 24
-33.4%
28.4%
EPS (diluted)
AMTX
AMTX
RBB
RBB
Q4 25
$-0.03
$0.59
Q3 25
$-0.37
$0.59
Q2 25
$-0.41
$0.52
Q1 25
$-0.47
$0.13
Q4 24
$-0.29
$0.26
Q3 24
$-0.38
$0.39
Q2 24
$-0.66
$0.39
Q1 24
$-0.58
$0.43

Balance Sheet & Financial Strength

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

Metric
AMTX
AMTX
RBB
RBB
Cash + ST InvestmentsLiquidity on hand
$4.9M
$212.3M
Total DebtLower is stronger
$119.9M
Stockholders' EquityBook value
$-306.8M
$523.4M
Total Assets
$259.8M
$4.2B
Debt / EquityLower = less leverage
0.23×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMTX
AMTX
RBB
RBB
Q4 25
$4.9M
$212.3M
Q3 25
$5.6M
$234.9M
Q2 25
$1.6M
$191.9M
Q1 25
$499.0K
$238.8M
Q4 24
$898.0K
$257.7M
Q3 24
$296.0K
$349.4M
Q2 24
$234.0K
$252.8M
Q1 24
$1.6M
Total Debt
AMTX
AMTX
RBB
RBB
Q4 25
$119.9M
Q3 25
$119.8M
Q2 25
$119.7M
Q1 25
$119.6M
Q4 24
$338.1M
$119.5M
Q3 24
$322.2M
$119.4M
Q2 24
$309.0M
$119.3M
Q1 24
$307.2M
$119.2M
Stockholders' Equity
AMTX
AMTX
RBB
RBB
Q4 25
$-306.8M
$523.4M
Q3 25
$-304.9M
$514.3M
Q2 25
$-289.3M
$517.7M
Q1 25
$-280.7M
$510.3M
Q4 24
$-263.9M
$507.9M
Q3 24
$-258.9M
$509.7M
Q2 24
$-249.0M
$511.3M
Q1 24
$-232.1M
$514.0M
Total Assets
AMTX
AMTX
RBB
RBB
Q4 25
$259.8M
$4.2B
Q3 25
$241.1M
$4.2B
Q2 25
$240.0M
$4.1B
Q1 25
$242.5M
$4.0B
Q4 24
$259.3M
$4.0B
Q3 24
$259.3M
$4.0B
Q2 24
$259.3M
$3.9B
Q1 24
$259.3M
$3.9B
Debt / Equity
AMTX
AMTX
RBB
RBB
Q4 25
0.23×
Q3 25
0.23×
Q2 25
0.23×
Q1 25
0.23×
Q4 24
0.24×
Q3 24
0.23×
Q2 24
0.23×
Q1 24
0.23×

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
RBB
RBB
Operating Cash FlowLast quarter
$5.8M
$43.4M
Free Cash FlowOCF − Capex
$-10.8M
$42.6M
FCF MarginFCF / Revenue
-24.9%
131.8%
Capex IntensityCapex / Revenue
38.2%
2.5%
Cash ConversionOCF / Net Profit
4.26×
TTM Free Cash FlowTrailing 4 quarters
$-22.7M
$73.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMTX
AMTX
RBB
RBB
Q4 25
$5.8M
$43.4M
Q3 25
$3.1M
$2.1M
Q2 25
$-5.7M
$21.7M
Q1 25
$160.0K
$7.8M
Q4 24
$-12.6M
$58.5M
Q3 24
$-5.0M
$24.5M
Q2 24
$-5.1M
$11.7M
Q1 24
$-10.3M
$4.8M
Free Cash Flow
AMTX
AMTX
RBB
RBB
Q4 25
$-10.8M
$42.6M
Q3 25
$-1.0M
$1.8M
Q2 25
$-9.3M
$21.6M
Q1 25
$-1.7M
$7.6M
Q4 24
$-19.4M
$57.7M
Q3 24
$-9.5M
$24.2M
Q2 24
$-10.5M
$11.5M
Q1 24
$-13.9M
$4.7M
FCF Margin
AMTX
AMTX
RBB
RBB
Q4 25
-24.9%
131.8%
Q3 25
-1.7%
5.4%
Q2 25
-17.7%
60.2%
Q1 25
-3.9%
26.7%
Q4 24
-41.2%
201.0%
Q3 24
-11.6%
80.0%
Q2 24
-15.8%
42.0%
Q1 24
-19.1%
16.6%
Capex Intensity
AMTX
AMTX
RBB
RBB
Q4 25
38.2%
2.5%
Q3 25
6.9%
1.1%
Q2 25
6.7%
0.3%
Q1 25
4.3%
0.6%
Q4 24
14.4%
2.7%
Q3 24
5.5%
0.8%
Q2 24
8.1%
0.5%
Q1 24
4.9%
0.5%
Cash Conversion
AMTX
AMTX
RBB
RBB
Q4 25
4.26×
Q3 25
0.21×
Q2 25
2.32×
Q1 25
3.39×
Q4 24
13.34×
Q3 24
3.50×
Q2 24
1.61×
Q1 24
0.60×

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%

RBB
RBB

Segment breakdown not available.

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