WallStSmart

AstraZeneca PLC (AZN)vsBiogen Inc (BIIB)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

AstraZeneca PLC generates 508% more annual revenue ($60.44B vs $9.94B). AZN leads profitability with a 17.2% profit margin vs 13.8%. AZN appears more attractively valued with a PEG of 1.39. AZN earns a higher WallStSmart Score of 64/100 (C+).

AZN

Buy

64

out of 100

Grade: C+

Growth: 6.0Profit: 8.5Value: 6.0Quality: 5.0
Piotroski: 6/9Altman Z: 1.48

BIIB

Buy

63

out of 100

Grade: C+

Growth: 5.3Profit: 6.0Value: 6.0Quality: 7.5
Piotroski: 2/9Altman Z: 2.76
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

AZNUndervalued (+8.2%)

Margin of Safety

+8.2%

Fair Value

$194.77

Current Price

$185.95

$8.82 discount

UndervaluedFair: $194.77Overvalued
BIIBUndervalued (+37.9%)

Margin of Safety

+37.9%

Fair Value

$308.06

Current Price

$195.34

$112.72 discount

UndervaluedFair: $308.06Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

AZN4 strengths · Avg: 8.8/10
Market CapQuality
$282.69B10/10

Mega-cap, among the largest globally

Return on EquityProfitability
21.9%9/10

Every $100 of equity generates 22 in profit

Operating MarginProfitability
27.9%8/10

Strong operational efficiency at 27.9%

Free Cash FlowQuality
$1.82B8/10

Generating 1.8B in free cash flow

BIIB3 strengths · Avg: 8.0/10
Price/BookValuation
1.5x8/10

Reasonable price relative to book value

Operating MarginProfitability
22.9%8/10

Strong operational efficiency at 22.9%

EPS GrowthGrowth
31.1%8/10

Earnings expanding 31.1% YoY

Areas to Watch

AZN2 concerns · Avg: 3.0/10
P/E RatioValuation
27.5x4/10

Moderate valuation

Altman Z-ScoreHealth
1.482/10

Distress zone — elevated risk

BIIB4 concerns · Avg: 3.0/10
Revenue GrowthGrowth
1.9%4/10

1.9% revenue growth

Return on EquityProfitability
7.4%3/10

ROE of 7.4% — below average capital efficiency

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

PEG RatioValuation
3.942/10

Expensive relative to growth rate

Comparative Analysis Report

WallStSmart Research

Bull Case : AZN

The strongest argument for AZN centers on Market Cap, Return on Equity, Operating Margin. Profitability is solid with margins at 17.2% and operating margin at 27.9%. Revenue growth of 12.5% demonstrates continued momentum.

Bull Case : BIIB

The strongest argument for BIIB centers on Price/Book, Operating Margin, EPS Growth.

Bear Case : AZN

The primary concerns for AZN are P/E Ratio, Altman Z-Score.

Bear Case : BIIB

The primary concerns for BIIB are Revenue Growth, Return on Equity, Piotroski F-Score.

Key Dynamics to Monitor

AZN profiles as a mature stock while BIIB is a value play — different risk/reward profiles.

AZN carries more volatility with a beta of 0.21 — expect wider price swings.

AZN is growing revenue faster at 12.5% — sustainability is the question.

AZN generates stronger free cash flow (1.8B), providing more financial flexibility.

Bottom Line

AZN scores higher overall (64/100 vs 63/100), backed by strong 17.2% margins and 12.5% revenue growth. BIIB offers better value entry with a 37.9% margin of safety. Both earn "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.

Biogen Inc

HEALTHCARE · DRUG MANUFACTURERS - GENERAL · USA

Biogen Inc. is an American multinational biotechnology company based in Cambridge, Massachusetts, specializing in the discovery, development, and delivery of therapies for the treatment of neurological diseases to patients worldwide.

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