VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Tuesday, December 30, 2025
Stock Comparison
General Dynamics Corporation vs Lam Research Corporation
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
General Dynamics Corporation
GD · 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 General Dynamics Corporation's moat claims, evidence, and risks.
View GD 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: General Dynamics Corporation leads (80 / 100 vs 73 / 100 for Lam Research Corporation).
- Segment focus: General Dynamics Corporation has 4 segments (30.1% in Marine Systems (Nuclear subs + surface shipbuilding)); Lam Research Corporation has 2 segments (62.3% in Systems).
- Primary market structure: Duopoly vs Oligopoly. Pricing power: Weak vs Moderate.
- Moat breadth: General Dynamics Corporation has 11 moat types across 3 domains; Lam Research Corporation has 6 across 2.
Primary market context
General Dynamics Corporation
Marine Systems (Nuclear subs + surface shipbuilding)
U.S. Navy nuclear-powered submarine construction and major surface combatant shipbuilding/lifecycle services
United States
Government (primarily U.S. Navy)
Prime contractor / shipbuilder / lifecycle services
30.1%
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
General Dynamics Corporation strengths
Lam Research Corporation strengths
Segment mix
General Dynamics Corporation segments
Full profile >Aerospace (Gulfstream + Jet Aviation)
Oligopoly
Marine Systems (Nuclear subs + surface shipbuilding)
Duopoly
Combat Systems (Land vehicles + munitions)
Oligopoly
Technologies (C5ISR + Federal IT)
Competitive
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.