VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Saturday, January 10, 2026
Stock Comparison
Air Liquide S.A. vs West Pharmaceutical Services, Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Air Liquide S.A.
AI · Euronext Paris
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Air Liquide S.A.'s moat claims, evidence, and risks.
View AI analysisWest Pharmaceutical Services, Inc.
WST · 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 West Pharmaceutical Services, Inc.'s moat claims, evidence, and risks.
View WST analysisComparison highlights
- Moat score gap: West Pharmaceutical Services, Inc. leads (85 / 100 vs 58 / 100 for Air Liquide S.A.).
- Segment focus: Air Liquide S.A. has 6 segments (44% in Industrial Merchant); West Pharmaceutical Services, Inc. has 2 segments (80.7% in Proprietary Products).
- Primary market structure: Competitive vs Quasi-Monopoly. Pricing power: Moderate vs Moderate.
- Moat breadth: Air Liquide S.A. has 12 moat types across 3 domains; West Pharmaceutical Services, Inc. has 5 across 3.
Primary market context
Air Liquide S.A.
Industrial Merchant
Merchant industrial and medical gases distribution (cylinders, bulk liquids) plus related equipment and services
Global (local/regional distribution markets)
SMEs and mid-market industrial customers, contractors, labs, and public sector buyers
Distributor + producer (last-mile logistics, cylinder assets, bulk delivery)
44%
West Pharmaceutical Services, Inc.
Proprietary Products
Injectable primary packaging components and containment/delivery systems (elastomeric stoppers, seals, plungers, syringe/cartridge components; related services)
Global
Biologic, generic, and pharmaceutical drug manufacturers
Primary packaging and delivery component supplier
80.7%
Side-by-side metrics
Moat coverage
Shared moat types
Air Liquide S.A. strengths
West Pharmaceutical Services, Inc. strengths
Segment mix
Air Liquide S.A. segments
Full profile >Large Industries
Oligopoly
Industrial Merchant
Competitive
Healthcare
Competitive
Electronics
Oligopoly
Engineering & Construction
Competitive
Global Markets & Technologies
Competitive
West Pharmaceutical Services, Inc. segments
Full profile >Proprietary Products
Quasi-Monopoly
Contract-Manufactured Products
Competitive
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View expansion-stage stocksCuration & 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.