VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Thursday, January 8, 2026
Stock Comparison
Martin Marietta Materials, Inc. vs ResMed Inc.
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 analysisResMed Inc.
RMD · New York Stock Exchange
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Comparison highlights
- Moat score gap: Martin Marietta Materials, Inc. leads (78 / 100 vs 76 / 100 for ResMed Inc.).
- Segment focus: Martin Marietta Materials, Inc. has 3 segments (52.4% in East Group); ResMed Inc. has 2 segments (87.5% in Sleep and Breathing Health).
- Primary market structure: Oligopoly vs Oligopoly. Pricing power: Strong vs Moderate.
- Moat breadth: Martin Marietta Materials, Inc. has 4 moat types across 2 domains; ResMed Inc. has 7 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%
ResMed Inc.
Sleep and Breathing Health
Sleep apnea and respiratory care devices and related consumables (PAP, masks, ventilation) plus connected monitoring services
Global
DME/HME providers, sleep clinics, hospitals, patients
Medical device OEM + connected care software/data services
87.5%
Side-by-side metrics
Moat coverage
Shared moat types
No overlap yet.
Martin Marietta Materials, Inc. strengths
ResMed Inc. strengths
Segment mix
Martin Marietta Materials, Inc. segments
Full profile >East Group
Oligopoly
West Group
Oligopoly
Specialties (formerly Magnesia Specialties)
Oligopoly
ResMed Inc. segments
Full profile >Sleep and Breathing Health
Oligopoly
Residential Care Software
Competitive
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View expansion-stage stocksCuration & 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.