VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Tuesday, December 30, 2025
Stock Comparison
Lockheed Martin Corporation vs Merck & Co., Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Lockheed Martin Corporation
LMT · 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 Lockheed Martin Corporation's moat claims, evidence, and risks.
View LMT analysisMerck & Co., Inc.
MRK · 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 Merck & Co., Inc.'s moat claims, evidence, and risks.
View MRK analysisComparison highlights
- Moat score gap: Lockheed Martin Corporation leads (81 / 100 vs 71 / 100 for Merck & Co., Inc.).
- Segment focus: Lockheed Martin Corporation has 4 segments (40.3% in Aeronautics); Merck & Co., Inc. has 2 segments (89.5% in Pharmaceutical).
- Primary market structure: Oligopoly vs Competitive. Pricing power: Moderate vs Moderate.
- Moat breadth: Lockheed Martin Corporation has 5 moat types across 3 domains; Merck & Co., Inc. has 5 across 3.
Primary market context
Lockheed Martin Corporation
Aeronautics
Military fixed-wing aircraft (fighters and air mobility) plus sustainment and upgrades
Global (primarily U.S. and allied governments)
Defense ministries and armed services (direct and via foreign military sales)
Prime contractor / OEM / systems integrator
40.3%
Merck & Co., Inc.
Pharmaceutical
Branded prescription pharmaceuticals & human vaccines
Global
Wholesalers/retailers, managed care and government payers, hospitals/clinics
R&D-intensive innovator, manufacturer, and marketer
89.5%
Side-by-side metrics
Moat coverage
Shared moat types
No overlap yet.
Lockheed Martin Corporation strengths
Merck & Co., Inc. strengths
Segment mix
Lockheed Martin Corporation segments
Full profile >Aeronautics
Oligopoly
Missiles and Fire Control
Oligopoly
Rotary and Mission Systems
Oligopoly
Space
Oligopoly
Merck & Co., Inc. segments
Full profile >Pharmaceutical
Competitive
Animal Health
Oligopoly
Want the full wide moat stocks list?
Browse the full ranking of wide moat stocks, updated with moat scores and segment context.
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.