VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Thursday, January 8, 2026
Stock Comparison
BJ's Wholesale Club Holdings, Inc. vs Monolithic Power Systems, Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
BJ's Wholesale Club Holdings, Inc.
BJ · 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 BJ's Wholesale Club Holdings, Inc.'s moat claims, evidence, and risks.
View BJ 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 60 / 100 for BJ's Wholesale Club Holdings, Inc.).
- Segment focus: BJ's Wholesale Club Holdings, Inc. has 2 segments (97.8% in Merchandise and Gasoline Sales); Monolithic Power Systems, Inc. has 6 segments (32.5% in Enterprise Data).
- Primary market structure: Oligopoly vs Oligopoly. Pricing power: Weak vs Moderate.
- Moat breadth: BJ's Wholesale Club Holdings, Inc. has 7 moat types across 3 domains; Monolithic Power Systems, Inc. has 4 across 3.
Primary market context
BJ's Wholesale Club Holdings, Inc.
Merchandise and Gasoline Sales
Membership warehouse club retail (groceries, fresh foods, general merchandise, gasoline, ancillary services)
United States (primarily Eastern U.S.)
Households and small businesses (members)
Retailer / warehouse club operator
97.8%
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
BJ's Wholesale Club Holdings, Inc. strengths
Monolithic Power Systems, Inc. strengths
Segment mix
BJ's Wholesale Club Holdings, Inc. segments
Full profile >Merchandise and Gasoline Sales
Oligopoly
Membership Fee Income
Oligopoly
Monolithic Power Systems, Inc. segments
Full profile >Enterprise Data
Oligopoly
Storage and Computing
Competitive
Automotive
Oligopoly
Communications
Oligopoly
Consumer
Competitive
Industrial
Oligopoly
Want the full wide moat stocks list?
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Proven models entering the expansion stage with unit economics that work.
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.