VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Friday, January 2, 2026
Stock Comparison
AMETEK, Inc. vs Monolithic Power Systems, Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
AMETEK, Inc.
AME · 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 AMETEK, Inc.'s moat claims, evidence, and risks.
View AME 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 66 / 100 for AMETEK, Inc.).
- Segment focus: AMETEK, Inc. has 2 segments (67.1% in Electronic Instruments Group (EIG)); Monolithic Power Systems, Inc. has 6 segments (32.5% in Enterprise Data).
- Primary market structure: Oligopoly vs Oligopoly. Pricing power: Strong vs Moderate.
- Moat breadth: AMETEK, Inc. has 3 moat types across 1 domains; Monolithic Power Systems, Inc. has 4 across 3.
Primary market context
AMETEK, Inc.
Electronic Instruments Group (EIG)
Advanced analytical, test and measurement instruments
Global
B2B (process, industrial, aerospace, medical, research)
Instrument/OEM supplier
67.1%
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
AMETEK, Inc. strengths
Monolithic Power Systems, Inc. strengths
Segment mix
AMETEK, Inc. segments
Full profile >Electronic Instruments Group (EIG)
Oligopoly
Electromechanical Group (EMG)
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.