VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Wednesday, December 31, 2025
Stock Comparison
Costco Wholesale Corporation vs Medtronic plc
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 analysisMedtronic plc
MDT · 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 Medtronic plc's moat claims, evidence, and risks.
View MDT analysisComparison highlights
- Moat score gap: Costco Wholesale Corporation leads (80 / 100 vs 63 / 100 for Medtronic plc).
- Segment focus: Costco Wholesale Corporation has 2 segments (98.1% in Warehouse club retail); Medtronic plc has 4 segments (37.2% in Cardiovascular Portfolio).
- Primary market structure: Oligopoly vs Oligopoly. Pricing power: Weak vs Moderate.
- Moat breadth: Costco Wholesale Corporation has 6 moat types across 3 domains; Medtronic plc has 9 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%
Medtronic plc
Cardiovascular Portfolio
Cardiovascular medical devices (cardiac rhythm management, electrophysiology/ablation, structural heart, coronary & peripheral vascular)
Global
Hospitals, cath labs, electrophysiologists, cardiologists, cardiac & vascular surgeons
Device OEM + procedure support + remote monitoring software/services
37.2%
Side-by-side metrics
Moat coverage
Shared moat types
No overlap yet.
Costco Wholesale Corporation strengths
Medtronic plc strengths
Segment mix
Costco Wholesale Corporation segments
Full profile >Warehouse club retail
Oligopoly
Membership fees (subscription)
Oligopoly
Medtronic plc segments
Full profile >Cardiovascular Portfolio
Oligopoly
Neuroscience Portfolio
Oligopoly
Medical Surgical Portfolio
Competitive
Diabetes Operating Unit
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.