VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Tuesday, December 30, 2025
Stock Comparison
Nabtesco Corporation vs Costco Wholesale Corporation
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Nabtesco Corporation
6268 · 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 Nabtesco Corporation's moat claims, evidence, and risks.
View 6268 analysisCostco Wholesale Corporation
COST · 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 Costco Wholesale Corporation's moat claims, evidence, and risks.
View COST analysisComparison highlights
- Moat score gap: Nabtesco Corporation leads (91 / 100 vs 80 / 100 for Costco Wholesale Corporation).
- Segment focus: Nabtesco Corporation has 4 segments (34.2% in Component Solutions Business); Costco Wholesale Corporation has 2 segments (98.1% in Warehouse club retail).
- Primary market structure: Quasi-Monopoly vs Oligopoly. Pricing power: Strong vs Weak.
- Moat breadth: Nabtesco Corporation has 5 moat types across 3 domains; Costco Wholesale Corporation has 6 across 3.
Primary market context
Nabtesco Corporation
Component Solutions Business
Precision reduction gears (RV reducers) for industrial robot joints
Global
Industrial robot manufacturers (OEMs)
Precision motion-control component supplier
34.2%
Costco Wholesale Corporation
Warehouse club retail
Membership warehouse club retail (warehouse clubs, ancillary services, and e-commerce)
Global
Households and small businesses
Retailer (membership club)
98.1%
Side-by-side metrics
Moat coverage
Shared moat types
Nabtesco Corporation strengths
Costco Wholesale Corporation strengths
Segment mix
Nabtesco Corporation segments
Full profile >Component Solutions Business
Quasi-Monopoly
Transport Solutions Business
Oligopoly
Accessibility Solutions Business
Quasi-Monopoly
Other Businesses
Quasi-Monopoly
Costco Wholesale Corporation segments
Full profile >Warehouse club retail
Oligopoly
Membership fees (subscription)
Oligopoly
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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.