VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Friday, January 2, 2026
Stock Comparison
Martin Marietta Materials, Inc. vs Microsoft Corporation
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Martin Marietta Materials, Inc.
MLM · NYSE
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Martin Marietta Materials, Inc.'s moat claims, evidence, and risks.
View MLM analysisMicrosoft Corporation
MSFT · 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 Microsoft Corporation's moat claims, evidence, and risks.
View MSFT analysisComparison highlights
- Moat score gap: Microsoft Corporation leads (84 / 100 vs 78 / 100 for Martin Marietta Materials, Inc.).
- Segment focus: Martin Marietta Materials, Inc. has 3 segments (52.4% in East Group); Microsoft Corporation has 3 segments (42.9% in Productivity and Business Processes).
- Moat breadth: Martin Marietta Materials, Inc. has 4 moat types across 2 domains; Microsoft Corporation has 9 across 4.
Primary market context
Martin Marietta Materials, Inc.
East Group
Construction aggregates and asphalt products (crushed stone, sand & gravel; asphalt) in local/regional markets
United States (East/Southeast and adjacent regions)
Infrastructure agencies, construction contractors, and downstream materials producers (asphalt/ready-mix)
Quarry/mining operator and building materials producer/distributor
52.4%
Microsoft Corporation
Productivity and Business Processes
Enterprise productivity & collaboration suites, business applications, and professional network platforms
Global
Enterprises, SMBs, consumers, recruiters/advertisers
SaaS platform + professional network
42.9%
Side-by-side metrics
Moat coverage
Shared moat types
Martin Marietta Materials, Inc. strengths
Microsoft Corporation strengths
Segment mix
Martin Marietta Materials, Inc. segments
Full profile >East Group
Oligopoly
West Group
Oligopoly
Specialties (formerly Magnesia Specialties)
Oligopoly
Microsoft Corporation segments
Full profile >Productivity and Business Processes
Oligopoly
Intelligent Cloud
Oligopoly
More Personal Computing
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.