VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Thursday, January 8, 2026
Stock Comparison
Marsh & McLennan Companies, Inc. vs Transurban Group
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Marsh & McLennan Companies, Inc.
MMC · 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 Marsh & McLennan Companies, Inc.'s moat claims, evidence, and risks.
View MMC analysisTransurban Group
TCL · Australian Securities 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 Transurban Group's moat claims, evidence, and risks.
View TCL analysisComparison highlights
- Moat score gap: Transurban Group leads (91 / 100 vs 65 / 100 for Marsh & McLennan Companies, Inc.).
- Segment focus: Marsh & McLennan Companies, Inc. has 2 segments (62.8% in Risk and Insurance Services); Transurban Group has 4 segments (49.5% in Sydney toll roads).
- Primary market structure: Oligopoly vs Quasi-Monopoly. Pricing power: Moderate vs Moderate.
- Moat breadth: Marsh & McLennan Companies, Inc. has 5 moat types across 3 domains; Transurban Group has 3 across 3.
Primary market context
Marsh & McLennan Companies, Inc.
Risk and Insurance Services
Insurance brokerage, risk advisory, and reinsurance brokerage/services
Global
Enterprises, public entities, associations, and individuals (via broker/agent channels)
Intermediary + advisor (insurance/reinsurance market intermediary)
62.8%
Transurban Group
Sydney toll roads
Urban toll-road concessions (Sydney)
Sydney, New South Wales, Australia
Motorists and commercial fleet operators
Concessionaire / operator and developer
49.5%
Side-by-side metrics
Moat coverage
Shared moat types
No overlap yet.
Marsh & McLennan Companies, Inc. strengths
Transurban Group strengths
Segment mix
Marsh & McLennan Companies, Inc. segments
Full profile >Risk and Insurance Services
Oligopoly
Consulting
Competitive
Transurban Group segments
Full profile >Sydney toll roads
Quasi-Monopoly
Melbourne toll roads
Quasi-Monopoly
Brisbane toll roads
Quasi-Monopoly
North America managed lanes and concessions
Quasi-Monopoly
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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.