VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Saturday, January 10, 2026
Stock Comparison
HOYA Corporation vs Arthur J. Gallagher & Co.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
HOYA Corporation
7741 · Tokyo 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 HOYA Corporation's moat claims, evidence, and risks.
View 7741 analysisArthur J. Gallagher & Co.
AJG · 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 Arthur J. Gallagher & Co.'s moat claims, evidence, and risks.
View AJG analysisComparison highlights
- Moat score gap: HOYA Corporation leads (72 / 100 vs 69 / 100 for Arthur J. Gallagher & Co.).
- Segment focus: HOYA Corporation has 5 segments (48.2% in Eye Health Domain (healthcare-related products)); Arthur J. Gallagher & Co. has 2 segments (86% in Brokerage).
- Moat breadth: HOYA Corporation has 7 moat types across 3 domains; Arthur J. Gallagher & Co. has 4 across 2.
Primary market context
HOYA Corporation
Eye Health Domain (healthcare-related products)
Ophthalmic products (eyeglass lenses, contact lens retail, intraocular lenses)
Global (eyeglass lenses & IOL); Japan (contact lens retail)
Optical retailers, consumers, hospitals/clinics
Manufacturer and retailer
48.2%
Arthur J. Gallagher & Co.
Brokerage
Insurance and reinsurance brokerage and consulting
Global
Commercial, industrial, public sector, nonprofit and other organizations; underwriting enterprises for reinsurance placements
Intermediary / broker / advisor
86%
Side-by-side metrics
Moat coverage
Shared moat types
HOYA Corporation strengths
Arthur J. Gallagher & Co. strengths
Segment mix
HOYA Corporation segments
Full profile >Eye Health Domain (healthcare-related products)
Oligopoly
Med-Tech Domain (medical-related products)
Oligopoly
Electronics-related products (semiconductor/display photomask materials, HDD substrates)
Oligopoly
Imaging-related products (optical lenses and optical materials)
Competitive
Other (speech synthesis software)
Competitive
Arthur J. Gallagher & Co. segments
Full profile >Brokerage
Oligopoly
Risk Management
Competitive
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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.