VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Wednesday, December 31, 2025
Stock Comparison
AutoZone, Inc. vs Monolithic Power Systems, Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
AutoZone, Inc.
AZO · 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 AutoZone, Inc.'s moat claims, evidence, and risks.
View AZO analysisMonolithic Power Systems, Inc.
MPWR · 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 Monolithic Power Systems, Inc.'s moat claims, evidence, and risks.
View MPWR analysisComparison highlights
- Moat score gap: Monolithic Power Systems, Inc. leads (67 / 100 vs 59 / 100 for AutoZone, Inc.).
- Segment focus: AutoZone, Inc. has 2 segments (88% in U.S. Auto Parts Retail & Commercial Distribution); Monolithic Power Systems, Inc. has 6 segments (32.5% in Enterprise Data).
- Primary market structure: Competitive vs Oligopoly. Pricing power: Moderate vs Moderate.
- Moat breadth: AutoZone, Inc. has 6 moat types across 3 domains; Monolithic Power Systems, Inc. has 4 across 3.
Primary market context
AutoZone, Inc.
U.S. Auto Parts Retail & Commercial Distribution
U.S. automotive aftermarket replacement parts & accessories retail and commercial distribution
United States
DIY consumers; professional repair shops (DIFM)
Retailer and distributor
88%
Monolithic Power Systems, Inc.
Enterprise Data
Power management ICs and power modules for enterprise/data center servers (CPU/GPU/AI accelerators) and cloud/on-prem compute platforms
Global
OEMs/ODMs and cloud platform designers
Fabless component supplier (power semiconductors)
32.5%
Side-by-side metrics
Moat coverage
Shared moat types
AutoZone, Inc. strengths
Monolithic Power Systems, Inc. strengths
Segment mix
AutoZone, Inc. segments
Full profile >U.S. Auto Parts Retail & Commercial Distribution
Competitive
International Auto Parts Retail & Commercial Distribution (Mexico & Brazil)
Competitive
Monolithic Power Systems, Inc. segments
Full profile >Enterprise Data
Oligopoly
Storage and Computing
Competitive
Automotive
Oligopoly
Communications
Oligopoly
Consumer
Competitive
Industrial
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.