BLK vs MRK: Which Is the Better Buy?

Side-by-side comparison of BlackRock, Inc. and Merck & Co., Inc. — fair value, conviction, valuation metrics, and QuantHub research signals. Updated 2026-04-22.
BlackRock, Inc. · Financial Services
$1,042.85
+125.5% upside to fair value
Grade A High Quality
VS
Merck & Co., Inc. · Healthcare
$119.07
-4.0% upside to fair value
Grade D High Quality
QuantHub Verdict
BLK has more upside to fair value (+125.5%). MRK trades at a lower forward P/E (16.2x). These are model outputs — not personalized investment advice. See all research →
Valuation & Fundamentals
Metric BLK MRK
Current Price $1,042.85 $119.07
Fair Value Estimate $2,351.12 $114.30
Upside to Fair Value +125.5% -4.0%
Market Cap $162.2B $294.4B
Forward P/E 25.9x 16.2x
EV / EBITDA 16.9x 12.6x
Price / Sales 6.3x 4.5x
Price / FCF 45.2x 23.8x
Revenue Growth YoY +28.3% +5.0%
Gross Margin 59.1% 81.5%
Operating Margin 29.9% 41.2%
Return on Equity 12.0% 36.2%
Dividend Yield 0% 0%
FCF Yield 2.21% 4.2%
Analyst Consensus Strong Buy Hold
Investment Thesis
BLK — BlackRock, Inc.
BlackRock, Inc. is the world's largest asset manager with over $14 trillion in assets under management, operating primarily in financial services and asset management. The company benefits from a durable competitive moat driven by its scale, technology platform Aladdin, and founder-led management with CEO Laurence D. Fink at the helm since inception. BlackRock exhibits strong fundamentals includi…
MRK — Merck & Co., Inc.
Merck & Co., Inc. is a leading global healthcare company specializing in pharmaceuticals, particularly oncology and vaccines. The company benefits from a strong business quality characterized by a durable competitive moat, high gross margins of 81.5%, and a robust return on equity of 36.2%. Despite these strengths, the stock is currently fairly valued but slightly overvalued by 4% relative to its…
Accumulation Zones
Metric BLK MRK
Zone Low $1,763.34 $85.72
Zone High $1,998.45 $97.16
In Buy Zone? Yes No
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