VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Sunday, January 11, 2026
Stock Comparison
Aon plc vs Auto Trader Group plc
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Aon plc
AON · New York Stock Exchange
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Auto Trader Group plc
AUTO · 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 Auto Trader Group plc's moat claims, evidence, and risks.
View AUTO analysisComparison highlights
- Moat score gap: Auto Trader Group plc leads (96 / 100 vs 70 / 100 for Aon plc).
- Segment focus: Aon plc has 2 segments (67% in Risk Capital); Auto Trader Group plc has 2 segments (93.3% in Autotrader (UK automotive marketplace & data platform)).
- Primary market structure: Oligopoly vs Quasi-Monopoly. Pricing power: Moderate vs Strong.
- Moat breadth: Aon plc has 6 moat types across 3 domains; Auto Trader Group plc has 4 across 2.
Primary market context
Aon plc
Risk Capital
Large-account commercial insurance & reinsurance brokerage and risk advisory
Global
Enterprises, insurers, reinsurers
Intermediary/advisor
67%
Auto Trader Group plc
Autotrader (UK automotive marketplace & data platform)
UK digital automotive marketplace (new & used) with retailer advertising/data products
United Kingdom
Consumers, vehicle retailers, OEMs/advertising agencies
Two-sided marketplace + advertising/data & workflow tools
93.3%
Side-by-side metrics
Moat coverage
Shared moat types
Aon plc strengths
Auto Trader Group plc strengths
Segment mix
Aon plc segments
Full profile >Risk Capital
Oligopoly
Human Capital
Oligopoly
Auto Trader Group plc segments
Full profile >Autotrader (UK automotive marketplace & data platform)
Quasi-Monopoly
Autorama (vehicle leasing marketplace)
Competitive
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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.