VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Tuesday, December 30, 2025
Stock Comparison
Auckland International Airport Limited vs Gilead Sciences, Inc.
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 analysisGilead Sciences, Inc.
GILD · NASDAQ Global Select Market
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Gilead Sciences, Inc.'s moat claims, evidence, and risks.
View GILD analysisComparison highlights
- Moat score: both at 74 / 100.
- Segment focus: Auckland International Airport Limited has 3 segments; Gilead Sciences, Inc. has 5 segments (68.5% in HIV).
- Primary market structure: Monopoly vs Oligopoly. Pricing power: Moderate vs Moderate.
- Moat breadth: Auckland International Airport Limited has 5 moat types across 3 domains; Gilead Sciences, Inc. has 8 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
Gilead Sciences, Inc.
HIV
HIV treatment and prevention medicines (antiretroviral therapy and PrEP)
Global (U.S. and Europe are major markets)
Patients/prescribers; reimbursed by public and private payers; distributed via wholesalers and specialty pharmacies
Drug developer and marketing authorization holder
68.5%
Side-by-side metrics
Moat coverage
Shared moat types
No overlap yet.
Auckland International Airport Limited strengths
Gilead Sciences, Inc. 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
Gilead Sciences, Inc. segments
Full profile >HIV
Oligopoly
Oncology (Cell Therapy + Trodelvy)
Oligopoly
Liver Disease
Oligopoly
Veklury (Remdesivir)
Competitive
Other Products
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.