VOL. XCIV, NO. 247
* WIDE MOAT STOCKS COMPARISON *
NO ADVICE
Monday, December 29, 2025
Stock Comparison
Taiwan Semiconductor Manufacturing Company Limited vs Auckland International Airport Limited
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Taiwan Semiconductor Manufacturing Company Limited
2330 · Taiwan 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 Taiwan Semiconductor Manufacturing Company Limited's moat claims, evidence, and risks.
View 2330 analysisAuckland 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 analysisComparison highlights
- Moat score gap: Taiwan Semiconductor Manufacturing Company Limited leads (92 / 100 vs 74 / 100 for Auckland International Airport Limited).
- Segment focus: Taiwan Semiconductor Manufacturing Company Limited has 3 segments (74% in Leading-edge Foundry (7nm and below)); Auckland International Airport Limited has 3 segments.
- Primary market structure: Quasi-Monopoly vs Monopoly. Pricing power: Strong vs Moderate.
- Moat breadth: Taiwan Semiconductor Manufacturing Company Limited has 7 moat types across 4 domains; Auckland International Airport Limited has 5 across 3.
Primary market context
Taiwan Semiconductor Manufacturing Company Limited
Leading-edge Foundry (7nm and below)
Leading-edge semiconductor foundry services (<=7nm logic process technologies)
Global
Fabless semiconductor companies, system companies, and IDMs
Dedicated foundry / contract manufacturer
74%
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
Side-by-side metrics
Moat coverage
Shared moat types
No overlap yet.
Taiwan Semiconductor Manufacturing Company Limited strengths
Auckland International Airport Limited strengths
Segment mix
Taiwan Semiconductor Manufacturing Company Limited segments
Full profile >Leading-edge Foundry (7nm and below)
Quasi-Monopoly
Mature & Specialty Foundry (16nm and above + specialty processes)
Oligopoly
Advanced Packaging & 3DFabric (CoWoS, InFO, SoIC)
Oligopoly
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
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View the moat stocks listCuration & 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.