Inspire Medical Systems Inc (INSP)vsMerck & Company Inc (MRK)
INSP
Inspire Medical Systems Inc
$73.00
+7.16%
HEALTHCARE · Cap: $1.92B
MRK
Merck & Company Inc
$143.93
-0.54%
HEALTHCARE · Cap: $355.10B
Smart Verdict
WallStSmart Research — data-driven comparison
Merck & Company Inc generates 7307% more annual revenue ($66.57B vs $898.74M). INSP leads profitability with a 15.0% profit margin vs 4.8%. INSP trades at a lower P/E of 14.7x. INSP earns a higher WallStSmart Score of 51/100 (C-).
INSP
Buy51
out of 100
Grade: C-
MRK
Hold36
out of 100
Grade: F
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+84.2%
Fair Value
$431.37
Current Price
$73.00
$358.37 discount
Margin of Safety
-73.7%
Fair Value
$82.84
Current Price
$143.93
$61.09 premium
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Earnings expanding 308.4% YoY
Conservative balance sheet, low leverage
Safe zone — low bankruptcy risk
Attractively priced relative to earnings
Reasonable price relative to book value
Mega-cap, among the largest globally
Generating 4.5B in free cash flow
Areas to Watch
Smaller company, higher risk/reward
Revenue declined 7.6%
Operating margin of -0.3%
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 : INSP
The strongest argument for INSP centers on EPS Growth, Debt/Equity, Altman Z-Score.
Bull Case : MRK
The strongest argument for MRK centers on Market Cap, Free Cash Flow.
Bear Case : INSP
The primary concerns for INSP are Market Cap, Revenue Growth, Operating Margin.
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
INSP profiles as a declining stock while MRK is a value play — different risk/reward profiles.
INSP carries more volatility with a beta of 0.70 — 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.
Bottom Line
INSP 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.
Inspire Medical Systems Inc
HEALTHCARE · MEDICAL DEVICES · USA
Inspire Medical Systems, Inc., a medical technology company, focuses on the development and commercialization of minimally invasive solutions for patients with obstructive sleep apnea (OSA) in the United States and Europe. The company is headquartered in Golden Valley, Minnesota.
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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