AstraZeneca PLC (AZN)vsVistra Energy Corp (VST)
AZN
AstraZeneca PLC
$185.78
+0.93%
HEALTHCARE · Cap: $284.63B
VST
Vistra Energy Corp
$151.51
-0.79%
UTILITIES · Cap: $51.70B
Smart Verdict
WallStSmart Research — data-driven comparison
AstraZeneca PLC generates 231% more annual revenue ($58.74B vs $17.74B). AZN leads profitability with a 17.4% profit margin vs 5.3%. VST appears more attractively valued with a PEG of 1.27. AZN earns a higher WallStSmart Score of 66/100 (B-).
AZN
Strong Buy66
out of 100
Grade: B-
VST
Buy53
out of 100
Grade: C-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+32.8%
Fair Value
$306.07
Current Price
$185.78
$120.29 discount
Margin of Safety
-980.6%
Fair Value
$14.82
Current Price
$151.51
$136.69 premium
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Mega-cap, among the largest globally
Earnings expanding 53.9% YoY
Every $100 of equity generates 23 in profit
Strong operational efficiency at 21.6%
Generating 1.4B in free cash flow
Large-cap with strong market position
Areas to Watch
Moderate valuation
4.1% revenue growth
Distress zone — elevated risk
Trading at 19.5x book value
5.3% margin — thin
Weak financial health signals
Premium valuation, high expectations priced in
Comparative Analysis Report
WallStSmart ResearchBull Case : AZN
The strongest argument for AZN centers on Market Cap, EPS Growth, Return on Equity. Profitability is solid with margins at 17.4% and operating margin at 21.6%.
Bull Case : VST
The strongest argument for VST centers on Market Cap. Revenue growth of 13.6% demonstrates continued momentum. PEG of 1.27 suggests the stock is reasonably priced for its growth.
Bear Case : AZN
The primary concerns for AZN are P/E Ratio, Revenue Growth, Altman Z-Score.
Bear Case : VST
The primary concerns for VST are Price/Book, Profit Margin, Piotroski F-Score. A P/E of 70.1x leaves little room for execution misses. Debt-to-equity of 3.36 is elevated, increasing financial risk.
Key Dynamics to Monitor
VST carries more volatility with a beta of 1.45 — expect wider price swings.
VST is growing revenue faster at 13.6% — sustainability is the question.
AZN generates stronger free cash flow (1.4B), providing more financial flexibility.
Monitor DRUG MANUFACTURERS - GENERAL industry trends, competitive dynamics, and regulatory changes.
Bottom Line
AZN scores higher overall (66/100 vs 53/100), backed by strong 17.4% 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.
AstraZeneca PLC
HEALTHCARE · DRUG MANUFACTURERS - GENERAL · USA
AstraZeneca PLC discovers, develops, manufactures and markets prescription drugs in the areas of oncology, cardiovascular, renal and metabolism, respiratory, infections, neuroscience and gastroenterology worldwide. The company is headquartered in Cambridge, the United Kingdom.
Vistra Energy Corp
UTILITIES · UTILITIES - INDEPENDENT POWER PRODUCERS · USA
Vistra Corp. The company is headquartered in Irving, Texas.
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