VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Wednesday, January 7, 2026
Stock Comparison
Auckland International Airport Limited vs Transurban Group
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Auckland International Airport Limited
AIA · NZX
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Auckland International Airport Limited's moat claims, evidence, and risks.
View AIA 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 74 / 100 for Auckland International Airport Limited).
- Segment focus: Auckland International Airport Limited has 3 segments; Transurban Group has 4 segments (49.5% in Sydney toll roads).
- Primary market structure: Monopoly vs Quasi-Monopoly. Pricing power: Moderate vs Moderate.
- Moat breadth: Auckland International Airport Limited has 5 moat types across 3 domains; Transurban Group has 3 across 3.
Primary market context
Auckland International Airport Limited
Aeronautical (regulated airport services)
Aeronautical airport services at Auckland Airport (airfield landing/parking, passenger terminal and related charges)
New Zealand (Auckland catchment)
Airlines and aviation operators (direct customers); passengers indirectly
Airport infrastructure operator
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.
Auckland International Airport Limited strengths
Transurban Group strengths
Segment mix
Auckland International Airport Limited segments
Full profile >Aeronautical (regulated airport services)
Monopoly
Retail concessions and car parking
Quasi-Monopoly
Commercial property and precinct development
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
Want the full wide moat stocks list?
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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.