VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Wednesday, January 7, 2026
Stock Comparison
Boston Scientific Corporation vs Costco Wholesale Corporation
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Boston Scientific Corporation
BSX · 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 Boston Scientific Corporation's moat claims, evidence, and risks.
View BSX 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: Costco Wholesale Corporation leads (80 / 100 vs 65 / 100 for Boston Scientific Corporation).
- Segment focus: Boston Scientific Corporation has 5 segments (49.8% in Cardiology); Costco Wholesale Corporation has 2 segments (98.1% in Warehouse club retail).
- Primary market structure: Oligopoly vs Oligopoly. Pricing power: Moderate vs Weak.
- Moat breadth: Boston Scientific Corporation has 6 moat types across 3 domains; Costco Wholesale Corporation has 6 across 3.
Primary market context
Boston Scientific Corporation
Cardiology
Cardiology devices (interventional cardiology, structural heart, electrophysiology, cardiac rhythm management and remote monitoring)
Global
Hospitals/cath labs/EP labs and specialty clinics (cardiologists, electrophysiologists)
Medical device OEM / implantables + procedure devices + service-enabled monitoring
49.8%
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
No overlap yet.
Boston Scientific Corporation strengths
Costco Wholesale Corporation strengths
Segment mix
Boston Scientific Corporation segments
Full profile >Endoscopy
Oligopoly
Urology
Competitive
Neuromodulation
Oligopoly
Cardiology
Oligopoly
Peripheral Interventions
Competitive
Costco Wholesale Corporation segments
Full profile >Warehouse club retail
Oligopoly
Membership fees (subscription)
Oligopoly
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View expansion-stage stocksCuration & 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.