VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Friday, January 2, 2026
Stock Comparison
AstraZeneca PLC vs BlackRock, Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
AstraZeneca PLC
AZN · London 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 AstraZeneca PLC's moat claims, evidence, and risks.
View AZN analysisBlackRock, 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 analysisComparison highlights
- Moat score gap: AstraZeneca PLC leads (71 / 100 vs 59 / 100 for BlackRock, Inc.).
- Segment focus: AstraZeneca PLC has 6 segments (41% in Oncology); BlackRock, Inc. has 7 segments (33% in iShares ETFs & ETPs).
- Primary market structure: Oligopoly vs Oligopoly. Pricing power: Strong vs Moderate.
- Moat breadth: AstraZeneca PLC has 4 moat types across 3 domains; BlackRock, Inc. has 10 across 2.
Primary market context
AstraZeneca PLC
Oncology
Innovator oncology therapeutics (branded prescription medicines)
Global
Hospitals, oncology clinics, payers
Innovator biopharmaceutical company
41%
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%
Side-by-side metrics
Moat coverage
Shared moat types
AstraZeneca PLC strengths
BlackRock, Inc. strengths
Segment mix
AstraZeneca PLC segments
Full profile >Oncology
Oligopoly
Cardiovascular, Renal and Metabolism (CVRM)
Competitive
Respiratory & Immunology (R&I)
Oligopoly
Vaccines & Immune Therapies (V&I)
Oligopoly
Rare Disease
Oligopoly
Other Medicines
Competitive
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
Want the full wide moat stocks list?
Browse the full ranking of wide moat stocks, updated with moat scores and segment context.
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.