VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Sunday, January 11, 2026
Stock Comparison
Arthur J. Gallagher & Co. vs Canadian National Railway Company
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Arthur J. Gallagher & Co.
AJG · 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 Arthur J. Gallagher & Co.'s moat claims, evidence, and risks.
View AJG analysisCanadian National Railway Company
CNR · Toronto 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 Canadian National Railway Company's moat claims, evidence, and risks.
View CNR analysisComparison highlights
- Moat score gap: Canadian National Railway Company leads (97 / 100 vs 69 / 100 for Arthur J. Gallagher & Co.).
- Segment focus: Arthur J. Gallagher & Co. has 2 segments (86% in Brokerage); Canadian National Railway Company has 2 segments (96.2% in Rail freight transportation network).
- Primary market structure: Oligopoly vs Duopoly. Pricing power: Moderate vs Moderate.
- Moat breadth: Arthur J. Gallagher & Co. has 4 moat types across 2 domains; Canadian National Railway Company has 4 across 2.
Primary market context
Arthur J. Gallagher & Co.
Brokerage
Insurance and reinsurance brokerage and consulting
Global
Commercial, industrial, public sector, nonprofit and other organizations; underwriting enterprises for reinsurance placements
Intermediary / broker / advisor
86%
Canadian National Railway Company
Rail freight transportation network
Canadian Class I freight rail transportation
Canada (with U.S. cross-border corridors)
Industrial shippers, intermodal customers, and auto supply chains
Line-haul freight railway (Class I)
96.2%
Side-by-side metrics
Moat coverage
Shared moat types
No overlap yet.
Arthur J. Gallagher & Co. strengths
Canadian National Railway Company strengths
Segment mix
Arthur J. Gallagher & Co. segments
Full profile >Brokerage
Oligopoly
Risk Management
Competitive
Canadian National Railway Company segments
Full profile >Rail freight transportation network
Duopoly
Non-rail logistics and ancillary 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 listLooking for expansion-stage stocks?
Proven models entering the expansion stage with unit economics that work.
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.