VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Tuesday, December 30, 2025
Stock Comparison
Dassault Aviation vs Lam Research Corporation
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Dassault Aviation
AM · Euronext Paris
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Dassault Aviation's moat claims, evidence, and risks.
View AM analysisLam Research Corporation
LRCX · NASDAQ
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Lam Research Corporation's moat claims, evidence, and risks.
View LRCX analysisComparison highlights
- Moat score gap: Dassault Aviation leads (79 / 100 vs 73 / 100 for Lam Research Corporation).
- Segment focus: Dassault Aviation has 2 segments (63.5% in Defence (Military Aircraft & Support)); Lam Research Corporation has 2 segments (62.3% in Systems).
- Moat breadth: Dassault Aviation has 6 moat types across 4 domains; Lam Research Corporation has 6 across 2.
Primary market context
Dassault Aviation
Defence (Military Aircraft & Support)
Multi-role fighter aircraft and military aircraft lifecycle support (Rafale and legacy platforms)
France + Export
National governments / defense ministries
Prime contractor (OEM) + lifecycle support
63.5%
Lam Research Corporation
Systems
Wafer fabrication equipment (etch, deposition, clean and related wafer processing tools)
Global
Semiconductor manufacturers (memory, foundry, logic/IDM)
Equipment OEM
62.3%
Side-by-side metrics
Moat coverage
Shared moat types
Dassault Aviation strengths
Lam Research Corporation strengths
Segment mix
Dassault Aviation segments
Full profile >Defence (Military Aircraft & Support)
Oligopoly
Falcon (Business Jets & Support)
Oligopoly
Lam Research Corporation segments
Full profile >Systems
Oligopoly
Customer Support Business Group (CSBG)
Quasi-Monopoly
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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.