Aemetis Inc (AMTX)vsRio Tinto ADR (RIO)
AMTX
Aemetis Inc
$2.95
+7.27%
BASIC MATERIALS · Cap: $214.66M
RIO
Rio Tinto ADR
$100.48
+4.14%
BASIC MATERIALS · Cap: $163.40B
Smart Verdict
WallStSmart Research — data-driven comparison
Rio Tinto ADR generates 27613% more annual revenue ($57.64B vs $207.98M). RIO leads profitability with a 17.3% profit margin vs -37.0%. RIO earns a higher WallStSmart Score of 54/100 (C-).
AMTX
Avoid27
out of 100
Grade: F
RIO
Buy54
out of 100
Grade: C-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+70.6%
Fair Value
$5.17
Current Price
$2.95
$2.22 discount
Margin of Safety
+14.1%
Fair Value
$114.19
Current Price
$100.48
$13.71 discount
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
No standout strengths identified
Large-cap with strong market position
Attractively priced relative to earnings
Reasonable price relative to book value
Strong operational efficiency at 25.3%
Generating 2.5B in free cash flow
Areas to Watch
0.0% earnings growth
Smaller company, higher risk/reward
ROE of 0.0% — below average capital efficiency
Negative free cash flow — burning cash
Expensive relative to growth rate
Earnings declined 5.6%
Comparative Analysis Report
WallStSmart ResearchBull Case : AMTX
Revenue growth of 14.2% demonstrates continued momentum.
Bull Case : RIO
The strongest argument for RIO centers on Market Cap, P/E Ratio, Price/Book. Profitability is solid with margins at 17.3% and operating margin at 25.3%. Revenue growth of 14.6% demonstrates continued momentum.
Bear Case : AMTX
The primary concerns for AMTX are EPS Growth, Market Cap, Return on Equity.
Bear Case : RIO
The primary concerns for RIO are PEG Ratio, EPS Growth.
Key Dynamics to Monitor
AMTX profiles as a turnaround stock while RIO is a mature play — different risk/reward profiles.
AMTX carries more volatility with a beta of 1.48 — expect wider price swings.
RIO is growing revenue faster at 14.6% — sustainability is the question.
RIO generates stronger free cash flow (2.5B), providing more financial flexibility.
Bottom Line
RIO scores higher overall (54/100 vs 27/100), backed by strong 17.3% margins and 14.6% revenue growth. AMTX offers better value entry with a 70.6% margin of safety. Both earn "Buy" and "Avoid" ratings respectively — the choice depends on your investment horizon and risk tolerance.
This analysis is generated from publicly available financial data. Not financial advice.
Aemetis Inc
BASIC MATERIALS · SPECIALTY CHEMICALS · USA
Aemetis, Inc. is a biochemical and renewable natural gas and fuels company in North America and India. The company is headquartered in Cupertino, California.
Rio Tinto ADR
BASIC MATERIALS · OTHER INDUSTRIAL METALS & MINING · USA
Rio Tinto Group is dedicated to the exploration, extraction and processing of mineral resources worldwide. The company is headquartered in London, the United Kingdom.
Compare with Other SPECIALTY CHEMICALS Stocks
Want to dig deeper into these stocks?