VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Wednesday, December 31, 2025
Stock Comparison
BlackRock, Inc. vs Thermo Fisher Scientific Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
BlackRock, Inc.
BLK · New York Stock Exchange
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into BlackRock, Inc.'s moat claims, evidence, and risks.
View BLK analysisThermo Fisher Scientific Inc.
TMO · New York Stock Exchange
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Thermo Fisher Scientific Inc.'s moat claims, evidence, and risks.
View TMO analysisComparison highlights
- Moat score gap: Thermo Fisher Scientific Inc. leads (64 / 100 vs 59 / 100 for BlackRock, Inc.).
- Segment focus: BlackRock, Inc. has 7 segments (33% in iShares ETFs & ETPs); Thermo Fisher Scientific Inc. has 4 segments (53.6% in Laboratory Products and Biopharma Services).
- Primary market structure: Oligopoly vs Competitive. Pricing power: Moderate vs Moderate.
- Moat breadth: BlackRock, Inc. has 10 moat types across 2 domains; Thermo Fisher Scientific Inc. has 8 across 3.
Primary market context
BlackRock, Inc.
iShares ETFs & ETPs
Exchange-traded funds (ETFs) and exchange-traded products (ETPs)
Global
Institutional and retail (via intermediaries)
ETF sponsor / asset manager
33%
Thermo Fisher Scientific Inc.
Laboratory Products and Biopharma Services
Laboratory supplies distribution/market channel plus outsourced biopharma services (CDMO/CRO)
Global
Pharma & biotech; academic/government labs; industrial and clinical laboratories
Distributor/market channel and outsourced services provider
53.6%
Side-by-side metrics
Moat coverage
Shared moat types
BlackRock, Inc. strengths
Thermo Fisher Scientific Inc. strengths
Segment mix
BlackRock, Inc. segments
Full profile >iShares ETFs & ETPs
Oligopoly
Institutional Index Mandates (Non-ETF)
Oligopoly
Active & Multi-Asset (Public Markets)
Competitive
Alternatives & Private Markets
Oligopoly
Cash Management (MMFs & cash solutions)
Competitive
Aladdin & Technology Services
Oligopoly
Distribution & Advisory Services
Competitive
Thermo Fisher Scientific Inc. segments
Full profile >Life Sciences Solutions
Oligopoly
Analytical Instruments
Oligopoly
Specialty Diagnostics
Oligopoly
Laboratory Products and Biopharma Services
Competitive
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View the moat stocks listCuration & Accuracy
This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).
Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.