VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Wednesday, December 31, 2025
Stock Comparison
Costco Wholesale Corporation vs HEICO Corporation
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 analysisHEICO Corporation
HEI · NYSE
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into HEICO Corporation's moat claims, evidence, and risks.
View HEI analysisComparison highlights
- Moat score gap: Costco Wholesale Corporation leads (80 / 100 vs 77 / 100 for HEICO Corporation).
- Segment focus: Costco Wholesale Corporation has 2 segments (98.1% in Warehouse club retail); HEICO Corporation has 2 segments (69.5% in Flight Support Group (FSG)).
- Primary market structure: Oligopoly vs Oligopoly. Pricing power: Weak vs Moderate.
- Moat breadth: Costco Wholesale Corporation has 6 moat types across 3 domains; HEICO Corporation 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%
HEICO Corporation
Flight Support Group (FSG)
Aerospace aftermarket replacement parts and MRO services (jet engine and aircraft components), including FAA-approved PMA parts
Global
Commercial airlines, cargo carriers, MROs, OEMs, and government/military customers
Aftermarket parts manufacturer + MRO/repair provider + distributor
69.5%
Side-by-side metrics
Moat coverage
Shared moat types
Costco Wholesale Corporation strengths
HEICO Corporation strengths
Segment mix
Costco Wholesale Corporation segments
Full profile >Warehouse club retail
Oligopoly
Membership fees (subscription)
Oligopoly
HEICO Corporation segments
Full profile >Flight Support Group (FSG)
Oligopoly
Electronic Technologies Group (ETG)
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.