ICON PLC (ICLR)vsMerck & Company Inc (MRK)
ICLR
ICON PLC
$169.31
+2.18%
HEALTHCARE · Cap: $12.22B
MRK
Merck & Company Inc
$144.85
+0.64%
HEALTHCARE · Cap: $355.10B
Smart Verdict
WallStSmart Research — data-driven comparison
Merck & Company Inc generates 703% more annual revenue ($66.57B vs $8.29B). MRK leads profitability with a 4.8% profit margin vs 0.3%. ICLR appears more attractively valued with a PEG of 0.50. ICLR earns a higher WallStSmart Score of 51/100 (C-).
ICLR
Buy51
out of 100
Grade: C-
MRK
Hold36
out of 100
Grade: F
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+61.0%
Fair Value
$341.51
Current Price
$169.31
$172.20 discount
Margin of Safety
-73.7%
Fair Value
$82.84
Current Price
$144.85
$62.01 premium
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Growing faster than its price suggests
Reasonable price relative to book value
Mega-cap, among the largest globally
Generating 4.5B in free cash flow
Areas to Watch
1.2% revenue growth
Distress zone — elevated risk
ROE of 0.7% — below average capital efficiency
0.3% margin — thin
Trading at 8.5x book value
ROE of 7.6% — below average capital efficiency
4.8% margin — thin
Elevated debt levels
Comparative Analysis Report
WallStSmart ResearchBull Case : ICLR
The strongest argument for ICLR centers on PEG Ratio, Price/Book. PEG of 0.50 suggests the stock is reasonably priced for its growth.
Bull Case : MRK
The strongest argument for MRK centers on Market Cap, Free Cash Flow.
Bear Case : ICLR
The primary concerns for ICLR are Revenue Growth, Altman Z-Score, Return on Equity. A P/E of 247.4x leaves little room for execution misses. Thin 0.3% margins leave little buffer for downturns.
Bear Case : MRK
The primary concerns for MRK are Price/Book, Return on Equity, Profit Margin. A P/E of 116.1x leaves little room for execution misses. Thin 4.8% margins leave little buffer for downturns.
Key Dynamics to Monitor
ICLR carries more volatility with a beta of 1.20 — expect wider price swings.
MRK is growing revenue faster at 5.1% — sustainability is the question.
MRK generates stronger free cash flow (4.5B), providing more financial flexibility.
Monitor DIAGNOSTICS & RESEARCH industry trends, competitive dynamics, and regulatory changes.
Bottom Line
ICLR scores higher overall (51/100 vs 36/100). Both earn "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.
ICON PLC
HEALTHCARE · DIAGNOSTICS & RESEARCH · USA
ICON Public Limited Company, a clinical research organization, provides outsourced marketing and development services in Ireland, the rest of Europe, the United States and internationally. The company is headquartered in Dublin, Ireland.
Merck & Company Inc
HEALTHCARE · DRUG MANUFACTURERS - GENERAL · USA
Merck & Co. is an American multinational pharmaceutical company headquartered in Kenilworth, New Jersey. It is named after the Merck family, which set up Merck Group in Germany in 1668.
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