Biogen Inc (BIIB)vsEli Lilly and Company (LLY)
BIIB
Biogen Inc
$195.34
-0.57%
HEALTHCARE · Cap: $29.53B
LLY
Eli Lilly and Company
$1,131.42
-2.41%
HEALTHCARE · Cap: $948.95B
Smart Verdict
WallStSmart Research — data-driven comparison
Eli Lilly and Company generates 627% more annual revenue ($72.25B vs $9.94B). LLY leads profitability with a 35.0% profit margin vs 13.8%. LLY appears more attractively valued with a PEG of 1.45. LLY earns a higher WallStSmart Score of 78/100 (B+).
BIIB
Buy63
out of 100
Grade: C+
LLY
Strong Buy78
out of 100
Grade: B+
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+37.9%
Fair Value
$308.06
Current Price
$195.34
$112.72 discount
Intrinsic value data unavailable for LLY.
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Reasonable price relative to book value
Strong operational efficiency at 22.9%
Earnings expanding 31.1% YoY
Mega-cap, among the largest globally
Every $100 of equity generates 81 in profit
Keeps 35 of every $100 in revenue as profit
Strong operational efficiency at 49.4%
Revenue surging 55.5% year-over-year
Earnings expanding 169.9% YoY
Areas to Watch
1.9% revenue growth
ROE of 7.4% — below average capital efficiency
Weak financial health signals
Expensive relative to growth rate
Premium valuation, high expectations priced in
Elevated debt levels
Trading at 32.4x book value
Comparative Analysis Report
WallStSmart ResearchBull Case : BIIB
The strongest argument for BIIB centers on Price/Book, Operating Margin, EPS Growth.
Bull Case : LLY
The strongest argument for LLY centers on Market Cap, Return on Equity, Profit Margin. Profitability is solid with margins at 35.0% and operating margin at 49.4%. Revenue growth of 55.5% demonstrates continued momentum.
Bear Case : BIIB
The primary concerns for BIIB are Revenue Growth, Return on Equity, Piotroski F-Score.
Bear Case : LLY
The primary concerns for LLY are P/E Ratio, Debt/Equity, Price/Book.
Key Dynamics to Monitor
BIIB profiles as a value stock while LLY is a growth play — different risk/reward profiles.
LLY carries more volatility with a beta of 0.48 — expect wider price swings.
LLY is growing revenue faster at 55.5% — sustainability is the question.
LLY generates stronger free cash flow (3.0B), providing more financial flexibility.
Bottom Line
LLY scores higher overall (78/100 vs 63/100), backed by strong 35.0% margins and 55.5% revenue growth. BIIB offers better value entry with a 37.9% margin of safety. 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.
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.
Eli Lilly and Company
HEALTHCARE · DRUG MANUFACTURERS - GENERAL · USA
Eli Lilly and Company is an American pharmaceutical company headquartered in Indianapolis, Indiana, with offices in 18 countries. Its products are sold in approximately 125 countries.
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