VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Wednesday, December 31, 2025
Stock Comparison
Costco Wholesale Corporation vs Enbridge Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Costco 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 analysisEnbridge Inc.
ENB · Toronto 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 Enbridge Inc.'s moat claims, evidence, and risks.
View ENB analysisComparison highlights
- Moat score gap: Enbridge Inc. leads (92 / 100 vs 80 / 100 for Costco Wholesale Corporation).
- Segment focus: Costco Wholesale Corporation has 2 segments (98.1% in Warehouse club retail); Enbridge Inc. has 4 segments (72.8% in Liquids Pipelines).
- Primary market structure: Oligopoly vs Oligopoly. Pricing power: Weak vs Moderate.
- Moat breadth: Costco Wholesale Corporation has 6 moat types across 3 domains; Enbridge Inc. has 6 across 3.
Primary market context
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%
Enbridge Inc.
Liquids Pipelines
Crude oil & liquids pipeline transportation plus terminals/storage
North America (Canada & U.S.)
Producers, refiners, marketers (shippers)
Midstream pipeline operator
72.8%
Side-by-side metrics
Moat coverage
Shared moat types
No overlap yet.
Costco Wholesale Corporation strengths
Enbridge Inc. strengths
Segment mix
Costco Wholesale Corporation segments
Full profile >Warehouse club retail
Oligopoly
Membership fees (subscription)
Oligopoly
Enbridge Inc. segments
Full profile >Liquids Pipelines
Oligopoly
Gas Transmission and Midstream
Oligopoly
Gas Distribution and Storage
Monopoly
Renewable Power Generation
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.