GlaxoSmithKline PLC ADR (GSK)vsRio Tinto ADR (RIO)
GSK
GlaxoSmithKline PLC ADR
$54.71
+3.32%
HEALTHCARE · Cap: $104.12B
RIO
Rio Tinto ADR
$87.54
+0.89%
BASIC MATERIALS · Cap: $139.55B
Smart Verdict
WallStSmart Research — data-driven comparison
Rio Tinto ADR generates 76% more annual revenue ($57.64B vs $32.67B). GSK leads profitability with a 17.5% profit margin vs 17.3%. GSK appears more attractively valued with a PEG of 0.50. GSK earns a higher WallStSmart Score of 70/100 (B).
GSK
Strong Buy70
out of 100
Grade: B
RIO
Buy54
out of 100
Grade: C-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+66.0%
Fair Value
$172.22
Current Price
$54.71
$117.51 discount
Margin of Safety
-136.9%
Fair Value
$41.41
Current Price
$87.54
$46.13 premium
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Growing faster than its price suggests
Every $100 of equity generates 43 in profit
Earnings expanding 54.7% YoY
Large-cap with strong market position
Attractively priced relative to earnings
Generating 1.5B in free cash flow
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
Trading at 10.1x book value
Elevated debt levels
Distress zone — elevated risk
Expensive relative to growth rate
Earnings declined 5.6%
Comparative Analysis Report
WallStSmart ResearchBull Case : GSK
The strongest argument for GSK centers on PEG Ratio, Return on Equity, EPS Growth. Profitability is solid with margins at 17.5% and operating margin at 18.9%. PEG of 0.50 suggests the stock is reasonably priced for its growth.
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 : GSK
The primary concerns for GSK are Price/Book, Debt/Equity, Altman Z-Score.
Bear Case : RIO
The primary concerns for RIO are PEG Ratio, EPS Growth.
Key Dynamics to Monitor
RIO carries more volatility with a beta of 0.65 — 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.
Monitor DRUG MANUFACTURERS - GENERAL industry trends, competitive dynamics, and regulatory changes.
Bottom Line
GSK scores higher overall (70/100 vs 54/100), backed by strong 17.5% margins. Both earn "Strong Buy" and "Buy" ratings respectively — the choice depends on your investment horizon and risk tolerance.
This analysis is generated from publicly available financial data. Not financial advice.
GlaxoSmithKline PLC ADR
HEALTHCARE · DRUG MANUFACTURERS - GENERAL · USA
GlaxoSmithKline plc is dedicated to the creation, discovery, development, manufacture and marketing of pharmaceuticals, vaccines, over-the-counter drugs and health-related consumer products in the UK, US and internationally. The company is headquartered in Brentford, the United Kingdom.
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 DRUG MANUFACTURERS - GENERAL Stocks
Want to dig deeper into these stocks?