VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Wednesday, December 31, 2025
Stock Comparison
HOYA Corporation vs TransDigm Group Incorporated
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 analysisTransDigm Group Incorporated
TDG · 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 TransDigm Group Incorporated's moat claims, evidence, and risks.
View TDG analysisComparison highlights
- Moat score gap: TransDigm Group Incorporated leads (84 / 100 vs 72 / 100 for HOYA Corporation).
- Segment focus: HOYA Corporation has 5 segments (48.2% in Eye Health Domain (healthcare-related products)); TransDigm Group Incorporated has 3 segments (51.6% in Power & Control).
- Primary market structure: Oligopoly vs Competitive. Pricing power: Moderate vs Strong.
- Moat breadth: HOYA Corporation has 7 moat types across 3 domains; TransDigm Group Incorporated has 5 across 3.
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%
TransDigm Group Incorporated
Power & Control
Highly engineered aerospace power & control components (OEM and aftermarket)
Global
Commercial airlines, aircraft OEMs, defense OEMs, governments, aerospace distributors
Tier 2/3 component OEM, aftermarket spares, repair/overhaul
51.6%
Side-by-side metrics
Moat coverage
Shared moat types
HOYA Corporation strengths
TransDigm Group Incorporated 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
TransDigm Group Incorporated segments
Full profile >Power & Control
Competitive
Airframe
Competitive
Non-aviation
Competitive
Want the full wide moat stocks list?
Browse the full ranking of wide moat stocks, updated with moat scores and segment context.
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.