Castle Biosciences Inc (CSTL)vsEli Lilly and Company (LLY)
CSTL
Castle Biosciences Inc
$32.03
+5.12%
HEALTHCARE · Cap: $928.40M
LLY
Eli Lilly and Company
$1,185.71
-0.52%
HEALTHCARE · Cap: $1.02T
Smart Verdict
WallStSmart Research — data-driven comparison
Eli Lilly and Company generates 20122% more annual revenue ($72.25B vs $357.28M). LLY leads profitability with a 35.0% profit margin vs -5.4%. LLY earns a higher WallStSmart Score of 76/100 (B+).
CSTL
Hold37
out of 100
Grade: F
LLY
Strong Buy76
out of 100
Grade: B+
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+59.2%
Fair Value
$79.18
Current Price
$32.03
$47.15 discount
Intrinsic value data unavailable for LLY.
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Conservative balance sheet, low leverage
Safe zone — low bankruptcy risk
Reasonable price relative to book value
Revenue surging 20.1% year-over-year
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
Smaller company, higher risk/reward
Weak financial health signals
ROE of -2.8% — below average capital efficiency
Earnings declined 51.6%
Expensive relative to growth rate
Premium valuation, high expectations priced in
Elevated debt levels
Trading at 34.0x book value
Comparative Analysis Report
WallStSmart ResearchBull Case : CSTL
The strongest argument for CSTL centers on Debt/Equity, Altman Z-Score, Price/Book. Revenue growth of 20.1% demonstrates continued momentum.
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 : CSTL
The primary concerns for CSTL are Market Cap, Piotroski F-Score, Return on Equity.
Bear Case : LLY
The primary concerns for LLY are PEG Ratio, P/E Ratio, Debt/Equity.
Key Dynamics to Monitor
CSTL carries more volatility with a beta of 0.97 — 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.
Monitor DIAGNOSTICS & RESEARCH industry trends, competitive dynamics, and regulatory changes.
Bottom Line
LLY scores higher overall (76/100 vs 37/100), backed by strong 35.0% margins and 55.5% revenue growth. CSTL offers better value entry with a 59.2% margin of safety. Both earn "Strong Buy" and "Hold" ratings respectively — the choice depends on your investment horizon and risk tolerance.
This analysis is generated from publicly available financial data. Not financial advice.
Castle Biosciences Inc
HEALTHCARE · DIAGNOSTICS & RESEARCH · USA
Castle Biosciences Inc. is a pioneering diagnostics firm that enhances patient care through advanced gene-expression profiling tests, particularly within the skin cancer sector, exemplified by its flagship product, DecisionDx®-Melanoma. This innovative test offers essential insights for risk stratification, enabling oncologists to make informed treatment decisions in managing melanoma. With a strong focus on precision medicine, coupled with an extensive research and development strategy, Castle Biosciences is poised for growth as it seeks to expand its offerings and meet critical clinical demands. By addressing the complexities inherent in oncology, the company not only aims to improve patient outcomes but also to generate substantial value for its investors.
Visit Website →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.
Visit Website →Compare with Other DIAGNOSTICS & RESEARCH Stocks
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