VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Friday, January 2, 2026
Stock Comparison
Martin Marietta Materials, Inc. vs Melrose Industries PLC
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 analysisMelrose Industries PLC
MRO · London 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 Melrose Industries PLC's moat claims, evidence, and risks.
View MRO analysisComparison highlights
- Moat score gap: Martin Marietta Materials, Inc. leads (78 / 100 vs 77 / 100 for Melrose Industries PLC).
- Segment focus: Martin Marietta Materials, Inc. has 3 segments (52.4% in East Group); Melrose Industries PLC has 2 segments (57.9% in Structures).
- Primary market structure: Oligopoly vs Oligopoly. Pricing power: Strong vs Moderate.
- Moat breadth: Martin Marietta Materials, Inc. has 4 moat types across 2 domains; Melrose Industries PLC has 5 across 2.
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%
Melrose Industries PLC
Structures
Aerostructures and aircraft electrical wiring systems (EWIS)
Global
Airframe OEMs; defence primes
Tier-1 aerospace supplier
57.9%
Side-by-side metrics
Moat coverage
Shared moat types
Martin Marietta Materials, Inc. strengths
Melrose Industries PLC strengths
Segment mix
Martin Marietta Materials, Inc. segments
Full profile >East Group
Oligopoly
West Group
Oligopoly
Specialties (formerly Magnesia Specialties)
Oligopoly
Melrose Industries PLC segments
Full profile >Engines
Oligopoly
Structures
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.